[kernel] r17946 - in dists/trunk/linux-2.6: . debian debian/config/kernelarch-x86 debian/patches/bugfix/all/stable debian/patches/features/all/rt

Ben Hutchings benh at alioth.debian.org
Wed Aug 17 02:40:50 UTC 2011


Author: benh
Date: Wed Aug 17 02:40:48 2011
New Revision: 17946

Log:
Merge changes from sid up to 3.0.0-2

Added:
   dists/trunk/linux-2.6/debian/patches/bugfix/all/stable/3.0.2.patch
      - copied unchanged from r17945, dists/sid/linux-2.6/debian/patches/bugfix/all/stable/3.0.2.patch
Modified:
   dists/trunk/linux-2.6/   (props changed)
   dists/trunk/linux-2.6/debian/changelog
   dists/trunk/linux-2.6/debian/config/kernelarch-x86/config
   dists/trunk/linux-2.6/debian/patches/bugfix/all/stable/gen-patch
   dists/trunk/linux-2.6/debian/patches/features/all/rt/gen-patch   (props changed)
   dists/trunk/linux-2.6/debian/rules.real

Modified: dists/trunk/linux-2.6/debian/changelog
==============================================================================
--- dists/trunk/linux-2.6/debian/changelog	Wed Aug 17 02:10:15 2011	(r17945)
+++ dists/trunk/linux-2.6/debian/changelog	Wed Aug 17 02:40:48 2011	(r17946)
@@ -1,24 +1,76 @@
 linux-2.6 (3.1.0~rc2-1~experimental.1) UNRELEASED; urgency=low
 
   * New upstream release candidate
-    - perf: do not look at ./config for configuration (Closes: #632923)
-      (CVE-2011-2905)
+
+  [ Ben Hutchings ]
+  * aufs: Disable until it is updated for Linux 3.1
+  * rt: Disable until it is updated for Linux 3.1
+  * nfs: Enable NFSv4.1/pNFS (Closes: #627655)
+
+ -- Ben Hutchings <ben at decadent.org.uk>  Wed, 27 Jul 2011 23:58:10 +0200
+
+linux-2.6 (3.0.0-2) unstable; urgency=high
 
   [ Aurelien Jarno ]
   * Add configuration files for s390x architecture.
 
   [ Ben Hutchings ]
-  * linux-libc-dev: Install include/asm under arch-specific directory;
-    mark package as multi-arch-coinstallable (Multi-Arch: same)
+  * linux-libc-dev: Install include/asm under arch-specific directory
+    (thanks to Aurelien for correcting the directory); mark package as
+    multi-arch-coinstallable (Multi-Arch: same)
   * [powerpc] Use libata-based drivers for most PATA controllers
     (Closes: #636854):
     - Various drivers replaced as for x86 in 2.6.32-10
     - pata_macio replaces ide_pmac
-  * aufs: Disable until it is updated for Linux 3.1
-  * rt: Disable until it is updated for Linux 3.1
-  * nfs: Enable NFSv4.1/pNFS (Closes: #627655)
+  * Add stable 3.0.2, including:
+    - net: Cap number of elements for sendmmsg
+    - net: Fix security_socket_sendmsg() bypass problem
+    - [x86] xen: allow enable use of VGA console on dom0
+    - net: Compute protocol sequence numbers and fragment IDs using MD5
+    - cifs: cope with negative dentries in cifs_get_root
+    - ALSA: snd-usb: avoid dividing by zero on invalid input
+    - ipv6: make fragment identifications less predictable (CVE-2011-2699)
+    - sch_sfq: fix sfq_enqueue() (Closes: #631945)
+    - gre: fix improper error handling
+    - ecryptfs: Add mount option to check uid of device being mounted
+      = expect uid
+    - ecryptfs: Return error when lower file pointer is NULL
+    - ext{3,4}: Properly count journal credits for long symlinks
+    For the complete list of changes, see:
+     http://www.kernel.org/pub/linux/kernel/v3.0/ChangeLog-3.0.2
+  * [x86] Enable RTS_PSTOR as module
+
+  [ maximilian attems ]
+  * Add stable 3.0.1, including:
+    - gro: Only reset frag0 when skb can be pulled (CVE-2011-2723)
+    - staging: comedi: fix infoleak to userspace (CVE-2011-2909)
+    - rtc: limit frequency
+    - CIFS: Fix oops while mounting with prefixpath
+    - [SCSI] fix crash in scsi_dispatch_cmd()
+    - tracing: Fix bug when reading system filters on module removal
+    - tracing: Have "enable" file use refcounts like the "filter" file
+    - ext4: fix i_blocks/quota accounting when extent insertion fails
+    - ext4: free allocated and pre-allocated blocks when check_eofblocks_fl
+      fails
+    - ext3: Fix oops in ext3_try_to_allocate_with_rsv()
+    - nfsd4: remember to put RW access on stateid destruction
+    - nfsd4: fix file leak on open_downgrade
+    - NFS: Fix spurious readdir cookie loop messages
+    - proc: fix a race in do_io_accounting()
+    - ipc/sem.c: fix race with concurrent semtimedop() timeouts and IPC_RMID
+    - [armel,armhf,hppa] dm io: flush cpu cache with vmapped io
+    - dm snapshot: flush disk cache when merging
+    For the complete list of changes, see:
+     http://www.kernel.org/pub/linux/kernel/v3.0/ChangeLog-3.0.1
+
+  [ Jonathan Nieder ]
+  * perf: do not look at ./config for configuration (Closes: #632923)
+    (CVE-2011-2905)
 
- -- Ben Hutchings <ben at decadent.org.uk>  Wed, 27 Jul 2011 23:58:10 +0200
+  [ Uwe Kleine-König ]
+  * [amd64] Update rt featureset to 3.0.1-rt11
+
+ -- Ben Hutchings <ben at decadent.org.uk>  Tue, 16 Aug 2011 06:08:53 +0100
 
 linux-2.6 (3.0.0-1) unstable; urgency=low
 

Modified: dists/trunk/linux-2.6/debian/config/kernelarch-x86/config
==============================================================================
--- dists/trunk/linux-2.6/debian/config/kernelarch-x86/config	Wed Aug 17 02:10:15 2011	(r17945)
+++ dists/trunk/linux-2.6/debian/config/kernelarch-x86/config	Wed Aug 17 02:40:48 2011	(r17946)
@@ -1231,6 +1231,12 @@
 CONFIG_R8712U=m
 
 ##
+## file: drivers/staging/rts_pstor/Kconfig
+##
+CONFIG_RTS_PSTOR=m
+# RTS_PSTOR_DEBUG is not set
+
+##
 ## file: drivers/staging/tm6000/Kconfig
 ##
 CONFIG_VIDEO_TM6000=m

Copied: dists/trunk/linux-2.6/debian/patches/bugfix/all/stable/3.0.2.patch (from r17945, dists/sid/linux-2.6/debian/patches/bugfix/all/stable/3.0.2.patch)
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ dists/trunk/linux-2.6/debian/patches/bugfix/all/stable/3.0.2.patch	Wed Aug 17 02:40:48 2011	(r17946, copy of r17945, dists/sid/linux-2.6/debian/patches/bugfix/all/stable/3.0.2.patch)
@@ -0,0 +1,6193 @@
+diff --git a/Makefile b/Makefile
+index f124b18..794fa28 100644
+diff --git a/arch/cris/arch-v10/drivers/sync_serial.c b/arch/cris/arch-v10/drivers/sync_serial.c
+index 85026537..466af40 100644
+--- a/arch/cris/arch-v10/drivers/sync_serial.c
++++ b/arch/cris/arch-v10/drivers/sync_serial.c
+@@ -158,7 +158,7 @@ static int sync_serial_open(struct inode *inode, struct file *file);
+ static int sync_serial_release(struct inode *inode, struct file *file);
+ static unsigned int sync_serial_poll(struct file *filp, poll_table *wait);
+ 
+-static int sync_serial_ioctl(struct file *file,
++static long sync_serial_ioctl(struct file *file,
+ 	unsigned int cmd, unsigned long arg);
+ static ssize_t sync_serial_write(struct file *file, const char *buf,
+ 	size_t count, loff_t *ppos);
+@@ -625,11 +625,11 @@ static int sync_serial_open(struct inode *inode, struct file *file)
+ 			*R_IRQ_MASK1_SET = 1 << port->data_avail_bit;
+ 		DEBUG(printk(KERN_DEBUG "sser%d rec started\n", dev));
+ 	}
+-	ret = 0;
++	err = 0;
+ 	
+ out:
+ 	mutex_unlock(&sync_serial_mutex);
+-	return ret;
++	return err;
+ }
+ 
+ static int sync_serial_release(struct inode *inode, struct file *file)
+diff --git a/arch/cris/arch-v10/kernel/irq.c b/arch/cris/arch-v10/kernel/irq.c
+index 907cfb5..ba0e596 100644
+--- a/arch/cris/arch-v10/kernel/irq.c
++++ b/arch/cris/arch-v10/kernel/irq.c
+@@ -20,6 +20,9 @@
+ #define crisv10_mask_irq(irq_nr) (*R_VECT_MASK_CLR = 1 << (irq_nr));
+ #define crisv10_unmask_irq(irq_nr) (*R_VECT_MASK_SET = 1 << (irq_nr));
+ 
++extern void kgdb_init(void);
++extern void breakpoint(void);
++
+ /* don't use set_int_vector, it bypasses the linux interrupt handlers. it is
+  * global just so that the kernel gdb can use it.
+  */
+diff --git a/arch/cris/include/asm/thread_info.h b/arch/cris/include/asm/thread_info.h
+index 29b74a1..332f19c 100644
+--- a/arch/cris/include/asm/thread_info.h
++++ b/arch/cris/include/asm/thread_info.h
+@@ -11,8 +11,6 @@
+ 
+ #ifdef __KERNEL__
+ 
+-#define __HAVE_ARCH_THREAD_INFO_ALLOCATOR
+-
+ #ifndef __ASSEMBLY__
+ #include <asm/types.h>
+ #include <asm/processor.h>
+@@ -67,8 +65,10 @@ struct thread_info {
+ 
+ #define init_thread_info	(init_thread_union.thread_info)
+ 
++#define __HAVE_ARCH_THREAD_INFO_ALLOCATOR
+ /* thread information allocation */
+-#define alloc_thread_info(tsk, node) ((struct thread_info *) __get_free_pages(GFP_KERNEL,1))
++#define alloc_thread_info_node(tsk, node)	\
++	((struct thread_info *) __get_free_pages(GFP_KERNEL, 1))
+ #define free_thread_info(ti) free_pages((unsigned long) (ti), 1)
+ 
+ #endif /* !__ASSEMBLY__ */
+diff --git a/arch/parisc/include/asm/atomic.h b/arch/parisc/include/asm/atomic.h
+index f819559..26fd114 100644
+--- a/arch/parisc/include/asm/atomic.h
++++ b/arch/parisc/include/asm/atomic.h
+@@ -259,10 +259,10 @@ static __inline__ int atomic_add_unless(atomic_t *v, int a, int u)
+ 
+ #define ATOMIC64_INIT(i) ((atomic64_t) { (i) })
+ 
+-static __inline__ int
++static __inline__ s64
+ __atomic64_add_return(s64 i, atomic64_t *v)
+ {
+-	int ret;
++	s64 ret;
+ 	unsigned long flags;
+ 	_atomic_spin_lock_irqsave(v, flags);
+ 
+diff --git a/arch/parisc/include/asm/futex.h b/arch/parisc/include/asm/futex.h
+index 67a33cc..2388bdb 100644
+--- a/arch/parisc/include/asm/futex.h
++++ b/arch/parisc/include/asm/futex.h
+@@ -5,11 +5,14 @@
+ 
+ #include <linux/futex.h>
+ #include <linux/uaccess.h>
++#include <asm/atomic.h>
+ #include <asm/errno.h>
+ 
+ static inline int
+ futex_atomic_op_inuser (int encoded_op, u32 __user *uaddr)
+ {
++	unsigned long int flags;
++	u32 val;
+ 	int op = (encoded_op >> 28) & 7;
+ 	int cmp = (encoded_op >> 24) & 15;
+ 	int oparg = (encoded_op << 8) >> 20;
+@@ -18,21 +21,58 @@ futex_atomic_op_inuser (int encoded_op, u32 __user *uaddr)
+ 	if (encoded_op & (FUTEX_OP_OPARG_SHIFT << 28))
+ 		oparg = 1 << oparg;
+ 
+-	if (! access_ok (VERIFY_WRITE, uaddr, sizeof(u32)))
++	if (!access_ok(VERIFY_WRITE, uaddr, sizeof(*uaddr)))
+ 		return -EFAULT;
+ 
+ 	pagefault_disable();
+ 
++	_atomic_spin_lock_irqsave(uaddr, flags);
++
+ 	switch (op) {
+ 	case FUTEX_OP_SET:
++		/* *(int *)UADDR2 = OPARG; */
++		ret = get_user(oldval, uaddr);
++		if (!ret)
++			ret = put_user(oparg, uaddr);
++		break;
+ 	case FUTEX_OP_ADD:
++		/* *(int *)UADDR2 += OPARG; */
++		ret = get_user(oldval, uaddr);
++		if (!ret) {
++			val = oldval + oparg;
++			ret = put_user(val, uaddr);
++		}
++		break;
+ 	case FUTEX_OP_OR:
++		/* *(int *)UADDR2 |= OPARG; */
++		ret = get_user(oldval, uaddr);
++		if (!ret) {
++			val = oldval | oparg;
++			ret = put_user(val, uaddr);
++		}
++		break;
+ 	case FUTEX_OP_ANDN:
++		/* *(int *)UADDR2 &= ~OPARG; */
++		ret = get_user(oldval, uaddr);
++		if (!ret) {
++			val = oldval & ~oparg;
++			ret = put_user(val, uaddr);
++		}
++		break;
+ 	case FUTEX_OP_XOR:
++		/* *(int *)UADDR2 ^= OPARG; */
++		ret = get_user(oldval, uaddr);
++		if (!ret) {
++			val = oldval ^ oparg;
++			ret = put_user(val, uaddr);
++		}
++		break;
+ 	default:
+ 		ret = -ENOSYS;
+ 	}
+ 
++	_atomic_spin_unlock_irqrestore(uaddr, flags);
++
+ 	pagefault_enable();
+ 
+ 	if (!ret) {
+@@ -54,7 +94,9 @@ static inline int
+ futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr,
+ 			      u32 oldval, u32 newval)
+ {
++	int ret;
+ 	u32 val;
++	unsigned long flags;
+ 
+ 	/* futex.c wants to do a cmpxchg_inatomic on kernel NULL, which is
+ 	 * our gateway page, and causes no end of trouble...
+@@ -65,12 +107,24 @@ futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr,
+ 	if (!access_ok(VERIFY_WRITE, uaddr, sizeof(u32)))
+ 		return -EFAULT;
+ 
+-	if (get_user(val, uaddr))
+-		return -EFAULT;
+-	if (val == oldval && put_user(newval, uaddr))
+-		return -EFAULT;
++	/* HPPA has no cmpxchg in hardware and therefore the
++	 * best we can do here is use an array of locks. The
++	 * lock selected is based on a hash of the userspace
++	 * address. This should scale to a couple of CPUs.
++	 */
++
++	_atomic_spin_lock_irqsave(uaddr, flags);
++
++	ret = get_user(val, uaddr);
++
++	if (!ret && val == oldval)
++		ret = put_user(newval, uaddr);
++
+ 	*uval = val;
+-	return 0;
++
++	_atomic_spin_unlock_irqrestore(uaddr, flags);
++
++	return ret;
+ }
+ 
+ #endif /*__KERNEL__*/
+diff --git a/arch/parisc/include/asm/unistd.h b/arch/parisc/include/asm/unistd.h
+index 3392de3..d61de64 100644
+--- a/arch/parisc/include/asm/unistd.h
++++ b/arch/parisc/include/asm/unistd.h
+@@ -821,8 +821,9 @@
+ #define __NR_open_by_handle_at	(__NR_Linux + 326)
+ #define __NR_syncfs		(__NR_Linux + 327)
+ #define __NR_setns		(__NR_Linux + 328)
++#define __NR_sendmmsg		(__NR_Linux + 329)
+ 
+-#define __NR_Linux_syscalls	(__NR_setns + 1)
++#define __NR_Linux_syscalls	(__NR_sendmmsg + 1)
+ 
+ 
+ #define __IGNORE_select		/* newselect */
+diff --git a/arch/parisc/kernel/syscall_table.S b/arch/parisc/kernel/syscall_table.S
+index 34a4f5a..e66366f 100644
+--- a/arch/parisc/kernel/syscall_table.S
++++ b/arch/parisc/kernel/syscall_table.S
+@@ -427,6 +427,7 @@
+ 	ENTRY_COMP(open_by_handle_at)
+ 	ENTRY_SAME(syncfs)
+ 	ENTRY_SAME(setns)
++	ENTRY_COMP(sendmmsg)
+ 
+ 	/* Nothing yet */
+ 
+diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c
+index c016033..3b22142 100644
+--- a/arch/powerpc/kernel/prom_init.c
++++ b/arch/powerpc/kernel/prom_init.c
+@@ -1020,7 +1020,7 @@ static unsigned long __init alloc_up(unsigned long size, unsigned long align)
+ 	}
+ 	if (addr == 0)
+ 		return 0;
+-	RELOC(alloc_bottom) = addr;
++	RELOC(alloc_bottom) = addr + size;
+ 
+ 	prom_debug(" -> %x\n", addr);
+ 	prom_debug("  alloc_bottom : %x\n", RELOC(alloc_bottom));
+@@ -1834,7 +1834,7 @@ static void __init *make_room(unsigned long *mem_start, unsigned long *mem_end,
+ 		chunk = alloc_up(room, 0);
+ 		if (chunk == 0)
+ 			prom_panic("No memory for flatten_device_tree (claim failed)");
+-		*mem_end = RELOC(alloc_top);
++		*mem_end = chunk + room;
+ 	}
+ 
+ 	ret = (void *)*mem_start;
+@@ -2053,7 +2053,7 @@ static void __init flatten_device_tree(void)
+ 	mem_start = (unsigned long)alloc_up(room, PAGE_SIZE);
+ 	if (mem_start == 0)
+ 		prom_panic("Can't allocate initial device-tree chunk\n");
+-	mem_end = RELOC(alloc_top);
++	mem_end = mem_start + room;
+ 
+ 	/* Get root of tree */
+ 	root = call_prom("peer", 1, 1, (phandle)0);
+diff --git a/arch/powerpc/platforms/pseries/dtl.c b/arch/powerpc/platforms/pseries/dtl.c
+index e919007..0e86563 100644
+--- a/arch/powerpc/platforms/pseries/dtl.c
++++ b/arch/powerpc/platforms/pseries/dtl.c
+@@ -181,7 +181,7 @@ static void dtl_stop(struct dtl *dtl)
+ 
+ 	lppaca_of(dtl->cpu).dtl_enable_mask = 0x0;
+ 
+-	unregister_dtl(hwcpu, __pa(dtl->buf));
++	unregister_dtl(hwcpu);
+ }
+ 
+ static u64 dtl_current_index(struct dtl *dtl)
+diff --git a/arch/powerpc/platforms/pseries/kexec.c b/arch/powerpc/platforms/pseries/kexec.c
+index 54cf3a4..1118cb7 100644
+--- a/arch/powerpc/platforms/pseries/kexec.c
++++ b/arch/powerpc/platforms/pseries/kexec.c
+@@ -26,6 +26,17 @@ static void pseries_kexec_cpu_down(int crash_shutdown, int secondary)
+ 	/* Don't risk a hypervisor call if we're crashing */
+ 	if (firmware_has_feature(FW_FEATURE_SPLPAR) && !crash_shutdown) {
+ 		unsigned long addr;
++		int ret;
++
++		if (get_lppaca()->dtl_enable_mask) {
++			ret = unregister_dtl(hard_smp_processor_id());
++			if (ret) {
++				pr_err("WARNING: DTL deregistration for cpu "
++				       "%d (hw %d) failed with %d\n",
++				       smp_processor_id(),
++				       hard_smp_processor_id(), ret);
++			}
++		}
+ 
+ 		addr = __pa(get_slb_shadow());
+ 		if (unregister_slb_shadow(hard_smp_processor_id(), addr))
+diff --git a/arch/powerpc/platforms/pseries/lpar.c b/arch/powerpc/platforms/pseries/lpar.c
+index 39e6e0a..ed96b37 100644
+--- a/arch/powerpc/platforms/pseries/lpar.c
++++ b/arch/powerpc/platforms/pseries/lpar.c
+@@ -395,7 +395,7 @@ static void pSeries_lpar_hptab_clear(void)
+ 		unsigned long ptel;
+ 	} ptes[4];
+ 	long lpar_rc;
+-	int i, j;
++	unsigned long i, j;
+ 
+ 	/* Read in batches of 4,
+ 	 * invalidate only valid entries not in the VRMA
+diff --git a/arch/powerpc/platforms/pseries/plpar_wrappers.h b/arch/powerpc/platforms/pseries/plpar_wrappers.h
+index 4bf2120..a6921ae 100644
+--- a/arch/powerpc/platforms/pseries/plpar_wrappers.h
++++ b/arch/powerpc/platforms/pseries/plpar_wrappers.h
+@@ -73,9 +73,9 @@ static inline long register_slb_shadow(unsigned long cpu, unsigned long vpa)
+ 	return vpa_call(0x3, cpu, vpa);
+ }
+ 
+-static inline long unregister_dtl(unsigned long cpu, unsigned long vpa)
++static inline long unregister_dtl(unsigned long cpu)
+ {
+-	return vpa_call(0x6, cpu, vpa);
++	return vpa_call(0x6, cpu, 0);
+ }
+ 
+ static inline long register_dtl(unsigned long cpu, unsigned long vpa)
+diff --git a/arch/sparc/include/asm/bitops_64.h b/arch/sparc/include/asm/bitops_64.h
+index 38e9aa1..3fc595a 100644
+--- a/arch/sparc/include/asm/bitops_64.h
++++ b/arch/sparc/include/asm/bitops_64.h
+@@ -26,61 +26,28 @@ extern void change_bit(unsigned long nr, volatile unsigned long *addr);
+ #define smp_mb__before_clear_bit()	barrier()
+ #define smp_mb__after_clear_bit()	barrier()
+ 
+-#include <asm-generic/bitops/ffz.h>
+-#include <asm-generic/bitops/__ffs.h>
+ #include <asm-generic/bitops/fls.h>
+ #include <asm-generic/bitops/__fls.h>
+ #include <asm-generic/bitops/fls64.h>
+ 
+ #ifdef __KERNEL__
+ 
++extern int ffs(int x);
++extern unsigned long __ffs(unsigned long);
++
++#include <asm-generic/bitops/ffz.h>
+ #include <asm-generic/bitops/sched.h>
+-#include <asm-generic/bitops/ffs.h>
+ 
+ /*
+  * hweightN: returns the hamming weight (i.e. the number
+  * of bits set) of a N-bit word
+  */
+ 
+-#ifdef ULTRA_HAS_POPULATION_COUNT
+-
+-static inline unsigned int __arch_hweight64(unsigned long w)
+-{
+-	unsigned int res;
+-
+-	__asm__ ("popc %1,%0" : "=r" (res) : "r" (w));
+-	return res;
+-}
+-
+-static inline unsigned int __arch_hweight32(unsigned int w)
+-{
+-	unsigned int res;
+-
+-	__asm__ ("popc %1,%0" : "=r" (res) : "r" (w & 0xffffffff));
+-	return res;
+-}
++extern unsigned long __arch_hweight64(__u64 w);
++extern unsigned int __arch_hweight32(unsigned int w);
++extern unsigned int __arch_hweight16(unsigned int w);
++extern unsigned int __arch_hweight8(unsigned int w);
+ 
+-static inline unsigned int __arch_hweight16(unsigned int w)
+-{
+-	unsigned int res;
+-
+-	__asm__ ("popc %1,%0" : "=r" (res) : "r" (w & 0xffff));
+-	return res;
+-}
+-
+-static inline unsigned int __arch_hweight8(unsigned int w)
+-{
+-	unsigned int res;
+-
+-	__asm__ ("popc %1,%0" : "=r" (res) : "r" (w & 0xff));
+-	return res;
+-}
+-
+-#else
+-
+-#include <asm-generic/bitops/arch_hweight.h>
+-
+-#endif
+ #include <asm-generic/bitops/const_hweight.h>
+ #include <asm-generic/bitops/lock.h>
+ #endif /* __KERNEL__ */
+diff --git a/arch/sparc/include/asm/elf_64.h b/arch/sparc/include/asm/elf_64.h
+index e678803..7df8b7f 100644
+--- a/arch/sparc/include/asm/elf_64.h
++++ b/arch/sparc/include/asm/elf_64.h
+@@ -59,15 +59,33 @@
+ #define R_SPARC_6		45
+ 
+ /* Bits present in AT_HWCAP, primarily for Sparc32.  */
+-
+-#define HWCAP_SPARC_FLUSH       1    /* CPU supports flush instruction. */
+-#define HWCAP_SPARC_STBAR       2
+-#define HWCAP_SPARC_SWAP        4
+-#define HWCAP_SPARC_MULDIV      8
+-#define HWCAP_SPARC_V9		16
+-#define HWCAP_SPARC_ULTRA3	32
+-#define HWCAP_SPARC_BLKINIT	64
+-#define HWCAP_SPARC_N2		128
++#define HWCAP_SPARC_FLUSH       0x00000001
++#define HWCAP_SPARC_STBAR       0x00000002
++#define HWCAP_SPARC_SWAP        0x00000004
++#define HWCAP_SPARC_MULDIV      0x00000008
++#define HWCAP_SPARC_V9		0x00000010
++#define HWCAP_SPARC_ULTRA3	0x00000020
++#define HWCAP_SPARC_BLKINIT	0x00000040
++#define HWCAP_SPARC_N2		0x00000080
++
++/* Solaris compatible AT_HWCAP bits. */
++#define AV_SPARC_MUL32		0x00000100 /* 32x32 multiply is efficient */
++#define AV_SPARC_DIV32		0x00000200 /* 32x32 divide is efficient */
++#define AV_SPARC_FSMULD		0x00000400 /* 'fsmuld' is efficient */
++#define AV_SPARC_V8PLUS		0x00000800 /* v9 insn available to 32bit */
++#define AV_SPARC_POPC		0x00001000 /* 'popc' is efficient */
++#define AV_SPARC_VIS		0x00002000 /* VIS insns available */
++#define AV_SPARC_VIS2		0x00004000 /* VIS2 insns available */
++#define AV_SPARC_ASI_BLK_INIT	0x00008000 /* block init ASIs available */
++#define AV_SPARC_FMAF		0x00010000 /* fused multiply-add */
++#define AV_SPARC_VIS3		0x00020000 /* VIS3 insns available */
++#define AV_SPARC_HPC		0x00040000 /* HPC insns available */
++#define AV_SPARC_RANDOM		0x00080000 /* 'random' insn available */
++#define AV_SPARC_TRANS		0x00100000 /* transaction insns available */
++#define AV_SPARC_FJFMAU		0x00200000 /* unfused multiply-add */
++#define AV_SPARC_IMA		0x00400000 /* integer multiply-add */
++#define AV_SPARC_ASI_CACHE_SPARING \
++				0x00800000 /* cache sparing ASIs available */
+ 
+ #define CORE_DUMP_USE_REGSET
+ 
+@@ -162,31 +180,8 @@ typedef struct {
+ #define ELF_ET_DYN_BASE		0x0000010000000000UL
+ #define COMPAT_ELF_ET_DYN_BASE	0x0000000070000000UL
+ 
+-
+-/* This yields a mask that user programs can use to figure out what
+-   instruction set this cpu supports.  */
+-
+-/* On Ultra, we support all of the v8 capabilities. */
+-static inline unsigned int sparc64_elf_hwcap(void)
+-{
+-	unsigned int cap = (HWCAP_SPARC_FLUSH | HWCAP_SPARC_STBAR |
+-			    HWCAP_SPARC_SWAP | HWCAP_SPARC_MULDIV |
+-			    HWCAP_SPARC_V9);
+-
+-	if (tlb_type == cheetah || tlb_type == cheetah_plus)
+-		cap |= HWCAP_SPARC_ULTRA3;
+-	else if (tlb_type == hypervisor) {
+-		if (sun4v_chip_type == SUN4V_CHIP_NIAGARA1 ||
+-		    sun4v_chip_type == SUN4V_CHIP_NIAGARA2)
+-			cap |= HWCAP_SPARC_BLKINIT;
+-		if (sun4v_chip_type == SUN4V_CHIP_NIAGARA2)
+-			cap |= HWCAP_SPARC_N2;
+-	}
+-
+-	return cap;
+-}
+-
+-#define ELF_HWCAP	sparc64_elf_hwcap();
++extern unsigned long sparc64_elf_hwcap;
++#define ELF_HWCAP	sparc64_elf_hwcap
+ 
+ /* This yields a string that ld.so will use to load implementation
+    specific libraries for optimization.  This is more specific in
+diff --git a/arch/sparc/include/asm/hypervisor.h b/arch/sparc/include/asm/hypervisor.h
+index 7568640..015a761 100644
+--- a/arch/sparc/include/asm/hypervisor.h
++++ b/arch/sparc/include/asm/hypervisor.h
+@@ -2927,6 +2927,13 @@ extern unsigned long sun4v_ncs_request(unsigned long request,
+ #define HV_FAST_FIRE_GET_PERFREG	0x120
+ #define HV_FAST_FIRE_SET_PERFREG	0x121
+ 
++#define HV_FAST_REBOOT_DATA_SET		0x172
++
++#ifndef __ASSEMBLY__
++extern unsigned long sun4v_reboot_data_set(unsigned long ra,
++					   unsigned long len);
++#endif
++
+ /* Function numbers for HV_CORE_TRAP.  */
+ #define HV_CORE_SET_VER			0x00
+ #define HV_CORE_PUTCHAR			0x01
+@@ -2940,16 +2947,23 @@ extern unsigned long sun4v_ncs_request(unsigned long request,
+ #define HV_GRP_CORE			0x0001
+ #define HV_GRP_INTR			0x0002
+ #define HV_GRP_SOFT_STATE		0x0003
++#define HV_GRP_TM			0x0080
+ #define HV_GRP_PCI			0x0100
+ #define HV_GRP_LDOM			0x0101
+ #define HV_GRP_SVC_CHAN			0x0102
+ #define HV_GRP_NCS			0x0103
+ #define HV_GRP_RNG			0x0104
++#define HV_GRP_PBOOT			0x0105
++#define HV_GRP_TPM			0x0107
++#define HV_GRP_SDIO			0x0108
++#define HV_GRP_SDIO_ERR			0x0109
++#define HV_GRP_REBOOT_DATA		0x0110
+ #define HV_GRP_NIAG_PERF		0x0200
+ #define HV_GRP_FIRE_PERF		0x0201
+ #define HV_GRP_N2_CPU			0x0202
+ #define HV_GRP_NIU			0x0204
+ #define HV_GRP_VF_CPU			0x0205
++#define HV_GRP_KT_CPU			0x0209
+ #define HV_GRP_DIAG			0x0300
+ 
+ #ifndef __ASSEMBLY__
+diff --git a/arch/sparc/include/asm/spitfire.h b/arch/sparc/include/asm/spitfire.h
+index f0d0c40..55a17c6 100644
+--- a/arch/sparc/include/asm/spitfire.h
++++ b/arch/sparc/include/asm/spitfire.h
+@@ -42,6 +42,7 @@
+ #define SUN4V_CHIP_INVALID	0x00
+ #define SUN4V_CHIP_NIAGARA1	0x01
+ #define SUN4V_CHIP_NIAGARA2	0x02
++#define SUN4V_CHIP_NIAGARA3	0x03
+ #define SUN4V_CHIP_UNKNOWN	0xff
+ 
+ #ifndef __ASSEMBLY__
+diff --git a/arch/sparc/include/asm/tsb.h b/arch/sparc/include/asm/tsb.h
+index 83c571d..1a8afd1 100644
+--- a/arch/sparc/include/asm/tsb.h
++++ b/arch/sparc/include/asm/tsb.h
+@@ -133,29 +133,6 @@ extern struct tsb_phys_patch_entry __tsb_phys_patch, __tsb_phys_patch_end;
+ 	sub	TSB, 0x8, TSB;   \
+ 	TSB_STORE(TSB, TAG);
+ 
+-#define KTSB_LOAD_QUAD(TSB, REG) \
+-	ldda		[TSB] ASI_NUCLEUS_QUAD_LDD, REG;
+-
+-#define KTSB_STORE(ADDR, VAL) \
+-	stxa		VAL, [ADDR] ASI_N;
+-
+-#define KTSB_LOCK_TAG(TSB, REG1, REG2)	\
+-99:	lduwa	[TSB] ASI_N, REG1;	\
+-	sethi	%hi(TSB_TAG_LOCK_HIGH), REG2;\
+-	andcc	REG1, REG2, %g0;	\
+-	bne,pn	%icc, 99b;		\
+-	 nop;				\
+-	casa	[TSB] ASI_N, REG1, REG2;\
+-	cmp	REG1, REG2;		\
+-	bne,pn	%icc, 99b;		\
+-	 nop;				\
+-
+-#define KTSB_WRITE(TSB, TTE, TAG) \
+-	add	TSB, 0x8, TSB;   \
+-	stxa	TTE, [TSB] ASI_N;     \
+-	sub	TSB, 0x8, TSB;   \
+-	stxa	TAG, [TSB] ASI_N;
+-
+ 	/* Do a kernel page table walk.  Leaves physical PTE pointer in
+ 	 * REG1.  Jumps to FAIL_LABEL on early page table walk termination.
+ 	 * VADDR will not be clobbered, but REG2 will.
+@@ -239,6 +216,8 @@ extern struct tsb_phys_patch_entry __tsb_phys_patch, __tsb_phys_patch_end;
+ 	(KERNEL_TSB_SIZE_BYTES / 16)
+ #define KERNEL_TSB4M_NENTRIES	4096
+ 
++#define KTSB_PHYS_SHIFT		15
++
+ 	/* Do a kernel TSB lookup at tl>0 on VADDR+TAG, branch to OK_LABEL
+ 	 * on TSB hit.  REG1, REG2, REG3, and REG4 are used as temporaries
+ 	 * and the found TTE will be left in REG1.  REG3 and REG4 must
+@@ -247,13 +226,22 @@ extern struct tsb_phys_patch_entry __tsb_phys_patch, __tsb_phys_patch_end;
+ 	 * VADDR and TAG will be preserved and not clobbered by this macro.
+ 	 */
+ #define KERN_TSB_LOOKUP_TL1(VADDR, TAG, REG1, REG2, REG3, REG4, OK_LABEL) \
+-	sethi		%hi(swapper_tsb), REG1; \
++661:	sethi		%hi(swapper_tsb), REG1;			\
+ 	or		REG1, %lo(swapper_tsb), REG1; \
++	.section	.swapper_tsb_phys_patch, "ax"; \
++	.word		661b; \
++	.previous; \
++661:	nop; \
++	.section	.tsb_ldquad_phys_patch, "ax"; \
++	.word		661b; \
++	sllx		REG1, KTSB_PHYS_SHIFT, REG1; \
++	sllx		REG1, KTSB_PHYS_SHIFT, REG1; \
++	.previous; \
+ 	srlx		VADDR, PAGE_SHIFT, REG2; \
+ 	and		REG2, (KERNEL_TSB_NENTRIES - 1), REG2; \
+ 	sllx		REG2, 4, REG2; \
+ 	add		REG1, REG2, REG2; \
+-	KTSB_LOAD_QUAD(REG2, REG3); \
++	TSB_LOAD_QUAD(REG2, REG3); \
+ 	cmp		REG3, TAG; \
+ 	be,a,pt		%xcc, OK_LABEL; \
+ 	 mov		REG4, REG1;
+@@ -263,12 +251,21 @@ extern struct tsb_phys_patch_entry __tsb_phys_patch, __tsb_phys_patch_end;
+ 	 * we can make use of that for the index computation.
+ 	 */
+ #define KERN_TSB4M_LOOKUP_TL1(TAG, REG1, REG2, REG3, REG4, OK_LABEL) \
+-	sethi		%hi(swapper_4m_tsb), REG1; \
++661:	sethi		%hi(swapper_4m_tsb), REG1;	     \
+ 	or		REG1, %lo(swapper_4m_tsb), REG1; \
++	.section	.swapper_4m_tsb_phys_patch, "ax"; \
++	.word		661b; \
++	.previous; \
++661:	nop; \
++	.section	.tsb_ldquad_phys_patch, "ax"; \
++	.word		661b; \
++	sllx		REG1, KTSB_PHYS_SHIFT, REG1; \
++	sllx		REG1, KTSB_PHYS_SHIFT, REG1; \
++	.previous; \
+ 	and		TAG, (KERNEL_TSB4M_NENTRIES - 1), REG2; \
+ 	sllx		REG2, 4, REG2; \
+ 	add		REG1, REG2, REG2; \
+-	KTSB_LOAD_QUAD(REG2, REG3); \
++	TSB_LOAD_QUAD(REG2, REG3); \
+ 	cmp		REG3, TAG; \
+ 	be,a,pt		%xcc, OK_LABEL; \
+ 	 mov		REG4, REG1;
+diff --git a/arch/sparc/include/asm/xor_64.h b/arch/sparc/include/asm/xor_64.h
+index bee4bf4..9ed6ff6 100644
+--- a/arch/sparc/include/asm/xor_64.h
++++ b/arch/sparc/include/asm/xor_64.h
+@@ -65,6 +65,7 @@ static struct xor_block_template xor_block_niagara = {
+ #define XOR_SELECT_TEMPLATE(FASTEST) \
+ 	((tlb_type == hypervisor && \
+ 	  (sun4v_chip_type == SUN4V_CHIP_NIAGARA1 || \
+-	   sun4v_chip_type == SUN4V_CHIP_NIAGARA2)) ? \
++	   sun4v_chip_type == SUN4V_CHIP_NIAGARA2 || \
++	   sun4v_chip_type == SUN4V_CHIP_NIAGARA3)) ? \
+ 	 &xor_block_niagara : \
+ 	 &xor_block_VIS)
+diff --git a/arch/sparc/kernel/cpu.c b/arch/sparc/kernel/cpu.c
+index 138dbbc..9810fd8 100644
+--- a/arch/sparc/kernel/cpu.c
++++ b/arch/sparc/kernel/cpu.c
+@@ -396,6 +396,7 @@ static int show_cpuinfo(struct seq_file *m, void *__unused)
+ 		   , cpu_data(0).clock_tick
+ #endif
+ 		);
++	cpucap_info(m);
+ #ifdef CONFIG_SMP
+ 	smp_bogo(m);
+ #endif
+@@ -474,11 +475,18 @@ static void __init sun4v_cpu_probe(void)
+ 		sparc_pmu_type = "niagara2";
+ 		break;
+ 
++	case SUN4V_CHIP_NIAGARA3:
++		sparc_cpu_type = "UltraSparc T3 (Niagara3)";
++		sparc_fpu_type = "UltraSparc T3 integrated FPU";
++		sparc_pmu_type = "niagara3";
++		break;
++
+ 	default:
+ 		printk(KERN_WARNING "CPU: Unknown sun4v cpu type [%s]\n",
+ 		       prom_cpu_compatible);
+ 		sparc_cpu_type = "Unknown SUN4V CPU";
+ 		sparc_fpu_type = "Unknown SUN4V FPU";
++		sparc_pmu_type = "Unknown SUN4V PMU";
+ 		break;
+ 	}
+ }
+diff --git a/arch/sparc/kernel/cpumap.c b/arch/sparc/kernel/cpumap.c
+index d91fd78..4197e8d 100644
+--- a/arch/sparc/kernel/cpumap.c
++++ b/arch/sparc/kernel/cpumap.c
+@@ -324,6 +324,7 @@ static int iterate_cpu(struct cpuinfo_tree *t, unsigned int root_index)
+ 	switch (sun4v_chip_type) {
+ 	case SUN4V_CHIP_NIAGARA1:
+ 	case SUN4V_CHIP_NIAGARA2:
++	case SUN4V_CHIP_NIAGARA3:
+ 		rover_inc_table = niagara_iterate_method;
+ 		break;
+ 	default:
+diff --git a/arch/sparc/kernel/ds.c b/arch/sparc/kernel/ds.c
+index dd1342c..7429b47 100644
+--- a/arch/sparc/kernel/ds.c
++++ b/arch/sparc/kernel/ds.c
+@@ -15,12 +15,15 @@
+ #include <linux/reboot.h>
+ #include <linux/cpu.h>
+ 
++#include <asm/hypervisor.h>
+ #include <asm/ldc.h>
+ #include <asm/vio.h>
+ #include <asm/mdesc.h>
+ #include <asm/head.h>
+ #include <asm/irq.h>
+ 
++#include "kernel.h"
++
+ #define DRV_MODULE_NAME		"ds"
+ #define PFX DRV_MODULE_NAME	": "
+ #define DRV_MODULE_VERSION	"1.0"
+@@ -828,18 +831,32 @@ void ldom_set_var(const char *var, const char *value)
+ 	}
+ }
+ 
++static char full_boot_str[256] __attribute__((aligned(32)));
++static int reboot_data_supported;
++
+ void ldom_reboot(const char *boot_command)
+ {
+ 	/* Don't bother with any of this if the boot_command
+ 	 * is empty.
+ 	 */
+ 	if (boot_command && strlen(boot_command)) {
+-		char full_boot_str[256];
++		unsigned long len;
+ 
+ 		strcpy(full_boot_str, "boot ");
+ 		strcpy(full_boot_str + strlen("boot "), boot_command);
++		len = strlen(full_boot_str);
+ 
+-		ldom_set_var("reboot-command", full_boot_str);
++		if (reboot_data_supported) {
++			unsigned long ra = kimage_addr_to_ra(full_boot_str);
++			unsigned long hv_ret;
++
++			hv_ret = sun4v_reboot_data_set(ra, len);
++			if (hv_ret != HV_EOK)
++				pr_err("SUN4V: Unable to set reboot data "
++				       "hv_ret=%lu\n", hv_ret);
++		} else {
++			ldom_set_var("reboot-command", full_boot_str);
++		}
+ 	}
+ 	sun4v_mach_sir();
+ }
+@@ -1237,6 +1254,16 @@ static struct vio_driver ds_driver = {
+ 
+ static int __init ds_init(void)
+ {
++	unsigned long hv_ret, major, minor;
++
++	if (tlb_type == hypervisor) {
++		hv_ret = sun4v_get_version(HV_GRP_REBOOT_DATA, &major, &minor);
++		if (hv_ret == HV_EOK) {
++			pr_info("SUN4V: Reboot data supported (maj=%lu,min=%lu).\n",
++				major, minor);
++			reboot_data_supported = 1;
++		}
++	}
+ 	kthread_run(ds_thread, NULL, "kldomd");
+ 
+ 	return vio_register_driver(&ds_driver);
+diff --git a/arch/sparc/kernel/entry.h b/arch/sparc/kernel/entry.h
+index d1f1361..e27f8ea 100644
+--- a/arch/sparc/kernel/entry.h
++++ b/arch/sparc/kernel/entry.h
+@@ -42,6 +42,20 @@ extern void fpsave(unsigned long *fpregs, unsigned long *fsr,
+ extern void fpload(unsigned long *fpregs, unsigned long *fsr);
+ 
+ #else /* CONFIG_SPARC32 */
++struct popc_3insn_patch_entry {
++	unsigned int	addr;
++	unsigned int	insns[3];
++};
++extern struct popc_3insn_patch_entry __popc_3insn_patch,
++	__popc_3insn_patch_end;
++
++struct popc_6insn_patch_entry {
++	unsigned int	addr;
++	unsigned int	insns[6];
++};
++extern struct popc_6insn_patch_entry __popc_6insn_patch,
++	__popc_6insn_patch_end;
++
+ extern void __init per_cpu_patch(void);
+ extern void __init sun4v_patch(void);
+ extern void __init boot_cpu_id_too_large(int cpu);
+diff --git a/arch/sparc/kernel/head_64.S b/arch/sparc/kernel/head_64.S
+index aa594c7..0cbab31 100644
+--- a/arch/sparc/kernel/head_64.S
++++ b/arch/sparc/kernel/head_64.S
+@@ -132,6 +132,8 @@ prom_sun4v_name:
+ 	.asciz	"sun4v"
+ prom_niagara_prefix:
+ 	.asciz	"SUNW,UltraSPARC-T"
++prom_sparc_prefix:
++	.asciz	"SPARC-T"
+ 	.align	4
+ prom_root_compatible:
+ 	.skip	64
+@@ -382,6 +384,22 @@ sun4v_chip_type:
+ 90:	ldub	[%g7], %g2
+ 	ldub	[%g1], %g4
+ 	cmp	%g2, %g4
++	bne,pn	%icc, 89f
++	 add	%g7, 1, %g7
++	subcc	%g3, 1, %g3
++	bne,pt	%xcc, 90b
++	 add	%g1, 1, %g1
++	ba,pt	%xcc, 91f
++	 nop
++
++89:	sethi	%hi(prom_cpu_compatible), %g1
++	or	%g1, %lo(prom_cpu_compatible), %g1
++	sethi	%hi(prom_sparc_prefix), %g7
++	or	%g7, %lo(prom_sparc_prefix), %g7
++	mov	7, %g3
++90:	ldub	[%g7], %g2
++	ldub	[%g1], %g4
++	cmp	%g2, %g4
+ 	bne,pn	%icc, 4f
+ 	 add	%g7, 1, %g7
+ 	subcc	%g3, 1, %g3
+@@ -390,6 +408,15 @@ sun4v_chip_type:
+ 
+ 	sethi	%hi(prom_cpu_compatible), %g1
+ 	or	%g1, %lo(prom_cpu_compatible), %g1
++	ldub	[%g1 + 7], %g2
++	cmp	%g2, '3'
++	be,pt	%xcc, 5f
++	 mov	SUN4V_CHIP_NIAGARA3, %g4
++	ba,pt	%xcc, 4f
++	 nop
++
++91:	sethi	%hi(prom_cpu_compatible), %g1
++	or	%g1, %lo(prom_cpu_compatible), %g1
+ 	ldub	[%g1 + 17], %g2
+ 	cmp	%g2, '1'
+ 	be,pt	%xcc, 5f
+@@ -397,6 +424,7 @@ sun4v_chip_type:
+ 	cmp	%g2, '2'
+ 	be,pt	%xcc, 5f
+ 	 mov	SUN4V_CHIP_NIAGARA2, %g4
++
+ 4:
+ 	mov	SUN4V_CHIP_UNKNOWN, %g4
+ 5:	sethi	%hi(sun4v_chip_type), %g2
+@@ -514,6 +542,9 @@ niagara_tlb_fixup:
+ 	 cmp	%g1, SUN4V_CHIP_NIAGARA2
+ 	be,pt	%xcc, niagara2_patch
+ 	 nop
++	cmp	%g1, SUN4V_CHIP_NIAGARA3
++	be,pt	%xcc, niagara2_patch
++	 nop
+ 
+ 	call	generic_patch_copyops
+ 	 nop
+@@ -528,7 +559,7 @@ niagara2_patch:
+ 	 nop
+ 	call	niagara_patch_bzero
+ 	 nop
+-	call	niagara2_patch_pageops
++	call	niagara_patch_pageops
+ 	 nop
+ 
+ 	ba,a,pt	%xcc, 80f
+diff --git a/arch/sparc/kernel/hvapi.c b/arch/sparc/kernel/hvapi.c
+index 7c60afb..c2d055d 100644
+--- a/arch/sparc/kernel/hvapi.c
++++ b/arch/sparc/kernel/hvapi.c
+@@ -28,16 +28,23 @@ static struct api_info api_table[] = {
+ 	{ .group = HV_GRP_CORE,		.flags = FLAG_PRE_API	},
+ 	{ .group = HV_GRP_INTR,					},
+ 	{ .group = HV_GRP_SOFT_STATE,				},
++	{ .group = HV_GRP_TM,					},
+ 	{ .group = HV_GRP_PCI,		.flags = FLAG_PRE_API	},
+ 	{ .group = HV_GRP_LDOM,					},
+ 	{ .group = HV_GRP_SVC_CHAN,	.flags = FLAG_PRE_API	},
+ 	{ .group = HV_GRP_NCS,		.flags = FLAG_PRE_API	},
+ 	{ .group = HV_GRP_RNG,					},
++	{ .group = HV_GRP_PBOOT,				},
++	{ .group = HV_GRP_TPM,					},
++	{ .group = HV_GRP_SDIO,					},
++	{ .group = HV_GRP_SDIO_ERR,				},
++	{ .group = HV_GRP_REBOOT_DATA,				},
+ 	{ .group = HV_GRP_NIAG_PERF,	.flags = FLAG_PRE_API	},
+ 	{ .group = HV_GRP_FIRE_PERF,				},
+ 	{ .group = HV_GRP_N2_CPU,				},
+ 	{ .group = HV_GRP_NIU,					},
+ 	{ .group = HV_GRP_VF_CPU,				},
++	{ .group = HV_GRP_KT_CPU,				},
+ 	{ .group = HV_GRP_DIAG,		.flags = FLAG_PRE_API	},
+ };
+ 
+diff --git a/arch/sparc/kernel/hvcalls.S b/arch/sparc/kernel/hvcalls.S
+index 8a5f35f..58d60de 100644
+--- a/arch/sparc/kernel/hvcalls.S
++++ b/arch/sparc/kernel/hvcalls.S
+@@ -798,3 +798,10 @@ ENTRY(sun4v_niagara2_setperf)
+ 	retl
+ 	 nop
+ ENDPROC(sun4v_niagara2_setperf)
++
++ENTRY(sun4v_reboot_data_set)
++	mov	HV_FAST_REBOOT_DATA_SET, %o5
++	ta	HV_FAST_TRAP
++	retl
++	 nop
++ENDPROC(sun4v_reboot_data_set)
+diff --git a/arch/sparc/kernel/kernel.h b/arch/sparc/kernel/kernel.h
+index 6f6544c..fd6c36b 100644
+--- a/arch/sparc/kernel/kernel.h
++++ b/arch/sparc/kernel/kernel.h
+@@ -4,12 +4,27 @@
+ #include <linux/interrupt.h>
+ 
+ #include <asm/traps.h>
++#include <asm/head.h>
++#include <asm/io.h>
+ 
+ /* cpu.c */
+ extern const char *sparc_pmu_type;
+ extern unsigned int fsr_storage;
+ extern int ncpus_probed;
+ 
++#ifdef CONFIG_SPARC64
++/* setup_64.c */
++struct seq_file;
++extern void cpucap_info(struct seq_file *);
++
++static inline unsigned long kimage_addr_to_ra(const char *p)
++{
++	unsigned long val = (unsigned long) p;
++
++	return kern_base + (val - KERNBASE);
++}
++#endif
++
+ #ifdef CONFIG_SPARC32
+ /* cpu.c */
+ extern void cpu_probe(void);
+diff --git a/arch/sparc/kernel/ktlb.S b/arch/sparc/kernel/ktlb.S
+index 1d36147..79f3103 100644
+--- a/arch/sparc/kernel/ktlb.S
++++ b/arch/sparc/kernel/ktlb.S
+@@ -47,16 +47,16 @@ kvmap_itlb_tsb_miss:
+ kvmap_itlb_vmalloc_addr:
+ 	KERN_PGTABLE_WALK(%g4, %g5, %g2, kvmap_itlb_longpath)
+ 
+-	KTSB_LOCK_TAG(%g1, %g2, %g7)
++	TSB_LOCK_TAG(%g1, %g2, %g7)
+ 
+ 	/* Load and check PTE.  */
+ 	ldxa		[%g5] ASI_PHYS_USE_EC, %g5
+ 	mov		1, %g7
+ 	sllx		%g7, TSB_TAG_INVALID_BIT, %g7
+ 	brgez,a,pn	%g5, kvmap_itlb_longpath
+-	 KTSB_STORE(%g1, %g7)
++	 TSB_STORE(%g1, %g7)
+ 
+-	KTSB_WRITE(%g1, %g5, %g6)
++	TSB_WRITE(%g1, %g5, %g6)
+ 
+ 	/* fallthrough to TLB load */
+ 
+@@ -102,9 +102,9 @@ kvmap_itlb_longpath:
+ kvmap_itlb_obp:
+ 	OBP_TRANS_LOOKUP(%g4, %g5, %g2, %g3, kvmap_itlb_longpath)
+ 
+-	KTSB_LOCK_TAG(%g1, %g2, %g7)
++	TSB_LOCK_TAG(%g1, %g2, %g7)
+ 
+-	KTSB_WRITE(%g1, %g5, %g6)
++	TSB_WRITE(%g1, %g5, %g6)
+ 
+ 	ba,pt		%xcc, kvmap_itlb_load
+ 	 nop
+@@ -112,17 +112,17 @@ kvmap_itlb_obp:
+ kvmap_dtlb_obp:
+ 	OBP_TRANS_LOOKUP(%g4, %g5, %g2, %g3, kvmap_dtlb_longpath)
+ 
+-	KTSB_LOCK_TAG(%g1, %g2, %g7)
++	TSB_LOCK_TAG(%g1, %g2, %g7)
+ 
+-	KTSB_WRITE(%g1, %g5, %g6)
++	TSB_WRITE(%g1, %g5, %g6)
+ 
+ 	ba,pt		%xcc, kvmap_dtlb_load
+ 	 nop
+ 
+ 	.align		32
+ kvmap_dtlb_tsb4m_load:
+-	KTSB_LOCK_TAG(%g1, %g2, %g7)
+-	KTSB_WRITE(%g1, %g5, %g6)
++	TSB_LOCK_TAG(%g1, %g2, %g7)
++	TSB_WRITE(%g1, %g5, %g6)
+ 	ba,pt		%xcc, kvmap_dtlb_load
+ 	 nop
+ 
+@@ -222,16 +222,16 @@ kvmap_linear_patch:
+ kvmap_dtlb_vmalloc_addr:
+ 	KERN_PGTABLE_WALK(%g4, %g5, %g2, kvmap_dtlb_longpath)
+ 
+-	KTSB_LOCK_TAG(%g1, %g2, %g7)
++	TSB_LOCK_TAG(%g1, %g2, %g7)
+ 
+ 	/* Load and check PTE.  */
+ 	ldxa		[%g5] ASI_PHYS_USE_EC, %g5
+ 	mov		1, %g7
+ 	sllx		%g7, TSB_TAG_INVALID_BIT, %g7
+ 	brgez,a,pn	%g5, kvmap_dtlb_longpath
+-	 KTSB_STORE(%g1, %g7)
++	 TSB_STORE(%g1, %g7)
+ 
+-	KTSB_WRITE(%g1, %g5, %g6)
++	TSB_WRITE(%g1, %g5, %g6)
+ 
+ 	/* fallthrough to TLB load */
+ 
+diff --git a/arch/sparc/kernel/mdesc.c b/arch/sparc/kernel/mdesc.c
+index 42f28c7..acaebb6 100644
+--- a/arch/sparc/kernel/mdesc.c
++++ b/arch/sparc/kernel/mdesc.c
+@@ -508,6 +508,8 @@ const char *mdesc_node_name(struct mdesc_handle *hp, u64 node)
+ }
+ EXPORT_SYMBOL(mdesc_node_name);
+ 
++static u64 max_cpus = 64;
++
+ static void __init report_platform_properties(void)
+ {
+ 	struct mdesc_handle *hp = mdesc_grab();
+@@ -543,8 +545,10 @@ static void __init report_platform_properties(void)
+ 	if (v)
+ 		printk("PLATFORM: watchdog-max-timeout [%llu ms]\n", *v);
+ 	v = mdesc_get_property(hp, pn, "max-cpus", NULL);
+-	if (v)
+-		printk("PLATFORM: max-cpus [%llu]\n", *v);
++	if (v) {
++		max_cpus = *v;
++		printk("PLATFORM: max-cpus [%llu]\n", max_cpus);
++	}
+ 
+ #ifdef CONFIG_SMP
+ 	{
+@@ -715,7 +719,7 @@ static void __cpuinit set_proc_ids(struct mdesc_handle *hp)
+ }
+ 
+ static void __cpuinit get_one_mondo_bits(const u64 *p, unsigned int *mask,
+-					 unsigned char def)
++					 unsigned long def, unsigned long max)
+ {
+ 	u64 val;
+ 
+@@ -726,6 +730,9 @@ static void __cpuinit get_one_mondo_bits(const u64 *p, unsigned int *mask,
+ 	if (!val || val >= 64)
+ 		goto use_default;
+ 
++	if (val > max)
++		val = max;
++
+ 	*mask = ((1U << val) * 64U) - 1U;
+ 	return;
+ 
+@@ -736,19 +743,28 @@ use_default:
+ static void __cpuinit get_mondo_data(struct mdesc_handle *hp, u64 mp,
+ 				     struct trap_per_cpu *tb)
+ {
++	static int printed;
+ 	const u64 *val;
+ 
+ 	val = mdesc_get_property(hp, mp, "q-cpu-mondo-#bits", NULL);
+-	get_one_mondo_bits(val, &tb->cpu_mondo_qmask, 7);
++	get_one_mondo_bits(val, &tb->cpu_mondo_qmask, 7, ilog2(max_cpus * 2));
+ 
+ 	val = mdesc_get_property(hp, mp, "q-dev-mondo-#bits", NULL);
+-	get_one_mondo_bits(val, &tb->dev_mondo_qmask, 7);
++	get_one_mondo_bits(val, &tb->dev_mondo_qmask, 7, 8);
+ 
+ 	val = mdesc_get_property(hp, mp, "q-resumable-#bits", NULL);
+-	get_one_mondo_bits(val, &tb->resum_qmask, 6);
++	get_one_mondo_bits(val, &tb->resum_qmask, 6, 7);
+ 
+ 	val = mdesc_get_property(hp, mp, "q-nonresumable-#bits", NULL);
+-	get_one_mondo_bits(val, &tb->nonresum_qmask, 2);
++	get_one_mondo_bits(val, &tb->nonresum_qmask, 2, 2);
++	if (!printed++) {
++		pr_info("SUN4V: Mondo queue sizes "
++			"[cpu(%u) dev(%u) r(%u) nr(%u)]\n",
++			tb->cpu_mondo_qmask + 1,
++			tb->dev_mondo_qmask + 1,
++			tb->resum_qmask + 1,
++			tb->nonresum_qmask + 1);
++	}
+ }
+ 
+ static void * __cpuinit mdesc_iterate_over_cpus(void *(*func)(struct mdesc_handle *, u64, int, void *), void *arg, cpumask_t *mask)
+diff --git a/arch/sparc/kernel/pcr.c b/arch/sparc/kernel/pcr.c
+index 8ac23e6..343b0f9 100644
+--- a/arch/sparc/kernel/pcr.c
++++ b/arch/sparc/kernel/pcr.c
+@@ -80,8 +80,11 @@ static void n2_pcr_write(u64 val)
+ {
+ 	unsigned long ret;
+ 
+-	ret = sun4v_niagara2_setperf(HV_N2_PERF_SPARC_CTL, val);
+-	if (ret != HV_EOK)
++	if (val & PCR_N2_HTRACE) {
++		ret = sun4v_niagara2_setperf(HV_N2_PERF_SPARC_CTL, val);
++		if (ret != HV_EOK)
++			write_pcr(val);
++	} else
+ 		write_pcr(val);
+ }
+ 
+@@ -106,6 +109,10 @@ static int __init register_perf_hsvc(void)
+ 			perf_hsvc_group = HV_GRP_N2_CPU;
+ 			break;
+ 
++		case SUN4V_CHIP_NIAGARA3:
++			perf_hsvc_group = HV_GRP_KT_CPU;
++			break;
++
+ 		default:
+ 			return -ENODEV;
+ 		}
+diff --git a/arch/sparc/kernel/perf_event.c b/arch/sparc/kernel/perf_event.c
+index 2cb0e1c..6860d40 100644
+--- a/arch/sparc/kernel/perf_event.c
++++ b/arch/sparc/kernel/perf_event.c
+@@ -1301,7 +1301,8 @@ static bool __init supported_pmu(void)
+ 		sparc_pmu = &niagara1_pmu;
+ 		return true;
+ 	}
+-	if (!strcmp(sparc_pmu_type, "niagara2")) {
++	if (!strcmp(sparc_pmu_type, "niagara2") ||
++	    !strcmp(sparc_pmu_type, "niagara3")) {
+ 		sparc_pmu = &niagara2_pmu;
+ 		return true;
+ 	}
+diff --git a/arch/sparc/kernel/setup_64.c b/arch/sparc/kernel/setup_64.c
+index c4dd099..3e9daea 100644
+--- a/arch/sparc/kernel/setup_64.c
++++ b/arch/sparc/kernel/setup_64.c
+@@ -29,6 +29,7 @@
+ #include <linux/interrupt.h>
+ #include <linux/cpu.h>
+ #include <linux/initrd.h>
++#include <linux/module.h>
+ 
+ #include <asm/system.h>
+ #include <asm/io.h>
+@@ -46,6 +47,8 @@
+ #include <asm/mmu.h>
+ #include <asm/ns87303.h>
+ #include <asm/btext.h>
++#include <asm/elf.h>
++#include <asm/mdesc.h>
+ 
+ #ifdef CONFIG_IP_PNP
+ #include <net/ipconfig.h>
+@@ -269,6 +272,40 @@ void __init sun4v_patch(void)
+ 	sun4v_hvapi_init();
+ }
+ 
++static void __init popc_patch(void)
++{
++	struct popc_3insn_patch_entry *p3;
++	struct popc_6insn_patch_entry *p6;
++
++	p3 = &__popc_3insn_patch;
++	while (p3 < &__popc_3insn_patch_end) {
++		unsigned long i, addr = p3->addr;
++
++		for (i = 0; i < 3; i++) {
++			*(unsigned int *) (addr +  (i * 4)) = p3->insns[i];
++			wmb();
++			__asm__ __volatile__("flush	%0"
++					     : : "r" (addr +  (i * 4)));
++		}
++
++		p3++;
++	}
++
++	p6 = &__popc_6insn_patch;
++	while (p6 < &__popc_6insn_patch_end) {
++		unsigned long i, addr = p6->addr;
++
++		for (i = 0; i < 6; i++) {
++			*(unsigned int *) (addr +  (i * 4)) = p6->insns[i];
++			wmb();
++			__asm__ __volatile__("flush	%0"
++					     : : "r" (addr +  (i * 4)));
++		}
++
++		p6++;
++	}
++}
++
+ #ifdef CONFIG_SMP
+ void __init boot_cpu_id_too_large(int cpu)
+ {
+@@ -278,6 +315,154 @@ void __init boot_cpu_id_too_large(int cpu)
+ }
+ #endif
+ 
++/* On Ultra, we support all of the v8 capabilities. */
++unsigned long sparc64_elf_hwcap = (HWCAP_SPARC_FLUSH | HWCAP_SPARC_STBAR |
++				   HWCAP_SPARC_SWAP | HWCAP_SPARC_MULDIV |
++				   HWCAP_SPARC_V9);
++EXPORT_SYMBOL(sparc64_elf_hwcap);
++
++static const char *hwcaps[] = {
++	"flush", "stbar", "swap", "muldiv", "v9",
++	"ultra3", "blkinit", "n2",
++
++	/* These strings are as they appear in the machine description
++	 * 'hwcap-list' property for cpu nodes.
++	 */
++	"mul32", "div32", "fsmuld", "v8plus", "popc", "vis", "vis2",
++	"ASIBlkInit", "fmaf", "vis3", "hpc", "random", "trans", "fjfmau",
++	"ima", "cspare",
++};
++
++void cpucap_info(struct seq_file *m)
++{
++	unsigned long caps = sparc64_elf_hwcap;
++	int i, printed = 0;
++
++	seq_puts(m, "cpucaps\t\t: ");
++	for (i = 0; i < ARRAY_SIZE(hwcaps); i++) {
++		unsigned long bit = 1UL << i;
++		if (caps & bit) {
++			seq_printf(m, "%s%s",
++				   printed ? "," : "", hwcaps[i]);
++			printed++;
++		}
++	}
++	seq_putc(m, '\n');
++}
++
++static void __init report_hwcaps(unsigned long caps)
++{
++	int i, printed = 0;
++
++	printk(KERN_INFO "CPU CAPS: [");
++	for (i = 0; i < ARRAY_SIZE(hwcaps); i++) {
++		unsigned long bit = 1UL << i;
++		if (caps & bit) {
++			printk(KERN_CONT "%s%s",
++			       printed ? "," : "", hwcaps[i]);
++			if (++printed == 8) {
++				printk(KERN_CONT "]\n");
++				printk(KERN_INFO "CPU CAPS: [");
++				printed = 0;
++			}
++		}
++	}
++	printk(KERN_CONT "]\n");
++}
++
++static unsigned long __init mdesc_cpu_hwcap_list(void)
++{
++	struct mdesc_handle *hp;
++	unsigned long caps = 0;
++	const char *prop;
++	int len;
++	u64 pn;
++
++	hp = mdesc_grab();
++	if (!hp)
++		return 0;
++
++	pn = mdesc_node_by_name(hp, MDESC_NODE_NULL, "cpu");
++	if (pn == MDESC_NODE_NULL)
++		goto out;
++
++	prop = mdesc_get_property(hp, pn, "hwcap-list", &len);
++	if (!prop)
++		goto out;
++
++	while (len) {
++		int i, plen;
++
++		for (i = 0; i < ARRAY_SIZE(hwcaps); i++) {
++			unsigned long bit = 1UL << i;
++
++			if (!strcmp(prop, hwcaps[i])) {
++				caps |= bit;
++				break;
++			}
++		}
++
++		plen = strlen(prop) + 1;
++		prop += plen;
++		len -= plen;
++	}
++
++out:
++	mdesc_release(hp);
++	return caps;
++}
++
++/* This yields a mask that user programs can use to figure out what
++ * instruction set this cpu supports.
++ */
++static void __init init_sparc64_elf_hwcap(void)
++{
++	unsigned long cap = sparc64_elf_hwcap;
++	unsigned long mdesc_caps;
++
++	if (tlb_type == cheetah || tlb_type == cheetah_plus)
++		cap |= HWCAP_SPARC_ULTRA3;
++	else if (tlb_type == hypervisor) {
++		if (sun4v_chip_type == SUN4V_CHIP_NIAGARA1 ||
++		    sun4v_chip_type == SUN4V_CHIP_NIAGARA2 ||
++		    sun4v_chip_type == SUN4V_CHIP_NIAGARA3)
++			cap |= HWCAP_SPARC_BLKINIT;
++		if (sun4v_chip_type == SUN4V_CHIP_NIAGARA2 ||
++		    sun4v_chip_type == SUN4V_CHIP_NIAGARA3)
++			cap |= HWCAP_SPARC_N2;
++	}
++
++	cap |= (AV_SPARC_MUL32 | AV_SPARC_DIV32 | AV_SPARC_V8PLUS);
++
++	mdesc_caps = mdesc_cpu_hwcap_list();
++	if (!mdesc_caps) {
++		if (tlb_type == spitfire)
++			cap |= AV_SPARC_VIS;
++		if (tlb_type == cheetah || tlb_type == cheetah_plus)
++			cap |= AV_SPARC_VIS | AV_SPARC_VIS2;
++		if (tlb_type == cheetah_plus)
++			cap |= AV_SPARC_POPC;
++		if (tlb_type == hypervisor) {
++			if (sun4v_chip_type == SUN4V_CHIP_NIAGARA1)
++				cap |= AV_SPARC_ASI_BLK_INIT;
++			if (sun4v_chip_type == SUN4V_CHIP_NIAGARA2 ||
++			    sun4v_chip_type == SUN4V_CHIP_NIAGARA3)
++				cap |= (AV_SPARC_VIS | AV_SPARC_VIS2 |
++					AV_SPARC_ASI_BLK_INIT |
++					AV_SPARC_POPC);
++			if (sun4v_chip_type == SUN4V_CHIP_NIAGARA3)
++				cap |= (AV_SPARC_VIS3 | AV_SPARC_HPC |
++					AV_SPARC_FMAF);
++		}
++	}
++	sparc64_elf_hwcap = cap | mdesc_caps;
++
++	report_hwcaps(sparc64_elf_hwcap);
++
++	if (sparc64_elf_hwcap & AV_SPARC_POPC)
++		popc_patch();
++}
++
+ void __init setup_arch(char **cmdline_p)
+ {
+ 	/* Initialize PROM console and command line. */
+@@ -337,6 +522,7 @@ void __init setup_arch(char **cmdline_p)
+ 	init_cur_cpu_trap(current_thread_info());
+ 
+ 	paging_init();
++	init_sparc64_elf_hwcap();
+ }
+ 
+ extern int stop_a_enabled;
+diff --git a/arch/sparc/kernel/sparc_ksyms_64.c b/arch/sparc/kernel/sparc_ksyms_64.c
+index 372ad59..83b47ab 100644
+--- a/arch/sparc/kernel/sparc_ksyms_64.c
++++ b/arch/sparc/kernel/sparc_ksyms_64.c
+@@ -8,6 +8,7 @@
+ #include <linux/module.h>
+ #include <linux/pci.h>
+ #include <linux/init.h>
++#include <linux/bitops.h>
+ 
+ #include <asm/system.h>
+ #include <asm/cpudata.h>
+@@ -38,5 +39,15 @@ EXPORT_SYMBOL(sun4v_niagara_setperf);
+ EXPORT_SYMBOL(sun4v_niagara2_getperf);
+ EXPORT_SYMBOL(sun4v_niagara2_setperf);
+ 
++/* from hweight.S */
++EXPORT_SYMBOL(__arch_hweight8);
++EXPORT_SYMBOL(__arch_hweight16);
++EXPORT_SYMBOL(__arch_hweight32);
++EXPORT_SYMBOL(__arch_hweight64);
++
++/* from ffs_ffz.S */
++EXPORT_SYMBOL(ffs);
++EXPORT_SYMBOL(__ffs);
++
+ /* Exporting a symbol from /init/main.c */
+ EXPORT_SYMBOL(saved_command_line);
+diff --git a/arch/sparc/kernel/sstate.c b/arch/sparc/kernel/sstate.c
+index 8cdbe59..c59af54 100644
+--- a/arch/sparc/kernel/sstate.c
++++ b/arch/sparc/kernel/sstate.c
+@@ -14,14 +14,9 @@
+ #include <asm/head.h>
+ #include <asm/io.h>
+ 
+-static int hv_supports_soft_state;
+-
+-static unsigned long kimage_addr_to_ra(const char *p)
+-{
+-	unsigned long val = (unsigned long) p;
++#include "kernel.h"
+ 
+-	return kern_base + (val - KERNBASE);
+-}
++static int hv_supports_soft_state;
+ 
+ static void do_set_sstate(unsigned long state, const char *msg)
+ {
+diff --git a/arch/sparc/kernel/unaligned_64.c b/arch/sparc/kernel/unaligned_64.c
+index b2b019e..9043106 100644
+--- a/arch/sparc/kernel/unaligned_64.c
++++ b/arch/sparc/kernel/unaligned_64.c
+@@ -22,6 +22,7 @@
+ #include <linux/bitops.h>
+ #include <linux/perf_event.h>
+ #include <linux/ratelimit.h>
++#include <linux/bitops.h>
+ #include <asm/fpumacro.h>
+ 
+ enum direction {
+@@ -373,16 +374,11 @@ asmlinkage void kernel_unaligned_trap(struct pt_regs *regs, unsigned int insn)
+ 	}
+ }
+ 
+-static char popc_helper[] = {
+-0, 1, 1, 2, 1, 2, 2, 3,
+-1, 2, 2, 3, 2, 3, 3, 4, 
+-};
+-
+ int handle_popc(u32 insn, struct pt_regs *regs)
+ {
+-	u64 value;
+-	int ret, i, rd = ((insn >> 25) & 0x1f);
+ 	int from_kernel = (regs->tstate & TSTATE_PRIV) != 0;
++	int ret, rd = ((insn >> 25) & 0x1f);
++	u64 value;
+ 	                        
+ 	perf_sw_event(PERF_COUNT_SW_EMULATION_FAULTS, 1, 0, regs, 0);
+ 	if (insn & 0x2000) {
+@@ -392,10 +388,7 @@ int handle_popc(u32 insn, struct pt_regs *regs)
+ 		maybe_flush_windows(0, insn & 0x1f, rd, from_kernel);
+ 		value = fetch_reg(insn & 0x1f, regs);
+ 	}
+-	for (ret = 0, i = 0; i < 16; i++) {
+-		ret += popc_helper[value & 0xf];
+-		value >>= 4;
+-	}
++	ret = hweight64(value);
+ 	if (rd < 16) {
+ 		if (rd)
+ 			regs->u_regs[rd] = ret;
+diff --git a/arch/sparc/kernel/vmlinux.lds.S b/arch/sparc/kernel/vmlinux.lds.S
+index c022075..0e16056 100644
+--- a/arch/sparc/kernel/vmlinux.lds.S
++++ b/arch/sparc/kernel/vmlinux.lds.S
+@@ -107,7 +107,26 @@ SECTIONS
+ 		*(.sun4v_2insn_patch)
+ 		__sun4v_2insn_patch_end = .;
+ 	}
+-
++	.swapper_tsb_phys_patch : {
++		__swapper_tsb_phys_patch = .;
++		*(.swapper_tsb_phys_patch)
++		__swapper_tsb_phys_patch_end = .;
++	}
++	.swapper_4m_tsb_phys_patch : {
++		__swapper_4m_tsb_phys_patch = .;
++		*(.swapper_4m_tsb_phys_patch)
++		__swapper_4m_tsb_phys_patch_end = .;
++	}
++	.popc_3insn_patch : {
++		__popc_3insn_patch = .;
++		*(.popc_3insn_patch)
++		__popc_3insn_patch_end = .;
++	}
++	.popc_6insn_patch : {
++		__popc_6insn_patch = .;
++		*(.popc_6insn_patch)
++		__popc_6insn_patch_end = .;
++	}
+ 	PERCPU_SECTION(SMP_CACHE_BYTES)
+ 
+ 	. = ALIGN(PAGE_SIZE);
+diff --git a/arch/sparc/lib/Makefile b/arch/sparc/lib/Makefile
+index 7f01b8f..a3fc437 100644
+--- a/arch/sparc/lib/Makefile
++++ b/arch/sparc/lib/Makefile
+@@ -31,13 +31,13 @@ lib-$(CONFIG_SPARC64) += NGmemcpy.o NGcopy_from_user.o NGcopy_to_user.o
+ lib-$(CONFIG_SPARC64) += NGpatch.o NGpage.o NGbzero.o
+ 
+ lib-$(CONFIG_SPARC64) += NG2memcpy.o NG2copy_from_user.o NG2copy_to_user.o
+-lib-$(CONFIG_SPARC64) +=  NG2patch.o NG2page.o
++lib-$(CONFIG_SPARC64) +=  NG2patch.o
+ 
+ lib-$(CONFIG_SPARC64) += GENmemcpy.o GENcopy_from_user.o GENcopy_to_user.o
+ lib-$(CONFIG_SPARC64) += GENpatch.o GENpage.o GENbzero.o
+ 
+ lib-$(CONFIG_SPARC64) += copy_in_user.o user_fixup.o memmove.o
+-lib-$(CONFIG_SPARC64) += mcount.o ipcsum.o xor.o
++lib-$(CONFIG_SPARC64) += mcount.o ipcsum.o xor.o hweight.o ffs.o
+ 
+ obj-y                 += iomap.o
+ obj-$(CONFIG_SPARC32) += atomic32.o
+diff --git a/arch/sparc/lib/NG2page.S b/arch/sparc/lib/NG2page.S
+deleted file mode 100644
+index 73b6b7c..0000000
+--- a/arch/sparc/lib/NG2page.S
++++ /dev/null
+@@ -1,61 +0,0 @@
+-/* NG2page.S: Niagara-2 optimized clear and copy page.
+- *
+- * Copyright (C) 2007 (davem at davemloft.net)
+- */
+-
+-#include <asm/asi.h>
+-#include <asm/page.h>
+-#include <asm/visasm.h>
+-
+-	.text
+-	.align	32
+-
+-	/* This is heavily simplified from the sun4u variants
+-	 * because Niagara-2 does not have any D-cache aliasing issues.
+-	 */
+-NG2copy_user_page:	/* %o0=dest, %o1=src, %o2=vaddr */
+-	prefetch	[%o1 + 0x00], #one_read
+-	prefetch	[%o1 + 0x40], #one_read
+-	VISEntryHalf
+-	set		PAGE_SIZE, %g7
+-	sub		%o0, %o1, %g3
+-1:	stxa		%g0, [%o1 + %g3] ASI_BLK_INIT_QUAD_LDD_P
+-	subcc		%g7, 64, %g7
+-	ldda		[%o1] ASI_BLK_P, %f0
+-	stda		%f0, [%o1 + %g3] ASI_BLK_P
+-	add		%o1, 64, %o1
+-	bne,pt		%xcc, 1b
+-	 prefetch	[%o1 + 0x40], #one_read
+-	membar		#Sync
+-	VISExitHalf
+-	retl
+-	 nop
+-
+-#define BRANCH_ALWAYS	0x10680000
+-#define NOP		0x01000000
+-#define NG_DO_PATCH(OLD, NEW)	\
+-	sethi	%hi(NEW), %g1; \
+-	or	%g1, %lo(NEW), %g1; \
+-	sethi	%hi(OLD), %g2; \
+-	or	%g2, %lo(OLD), %g2; \
+-	sub	%g1, %g2, %g1; \
+-	sethi	%hi(BRANCH_ALWAYS), %g3; \
+-	sll	%g1, 11, %g1; \
+-	srl	%g1, 11 + 2, %g1; \
+-	or	%g3, %lo(BRANCH_ALWAYS), %g3; \
+-	or	%g3, %g1, %g3; \
+-	stw	%g3, [%g2]; \
+-	sethi	%hi(NOP), %g3; \
+-	or	%g3, %lo(NOP), %g3; \
+-	stw	%g3, [%g2 + 0x4]; \
+-	flush	%g2;
+-
+-	.globl	niagara2_patch_pageops
+-	.type	niagara2_patch_pageops,#function
+-niagara2_patch_pageops:
+-	NG_DO_PATCH(copy_user_page, NG2copy_user_page)
+-	NG_DO_PATCH(_clear_page, NGclear_page)
+-	NG_DO_PATCH(clear_user_page, NGclear_user_page)
+-	retl
+-	 nop
+-	.size	niagara2_patch_pageops,.-niagara2_patch_pageops
+diff --git a/arch/sparc/lib/NGpage.S b/arch/sparc/lib/NGpage.S
+index 428920d..b9e790b 100644
+--- a/arch/sparc/lib/NGpage.S
++++ b/arch/sparc/lib/NGpage.S
+@@ -16,55 +16,91 @@
+ 	 */
+ 
+ NGcopy_user_page:	/* %o0=dest, %o1=src, %o2=vaddr */
+-	prefetch	[%o1 + 0x00], #one_read
+-	mov		8, %g1
+-	mov		16, %g2
+-	mov		24, %g3
++	save		%sp, -192, %sp
++	rd		%asi, %g3
++	wr		%g0, ASI_BLK_INIT_QUAD_LDD_P, %asi
+ 	set		PAGE_SIZE, %g7
++	prefetch	[%i1 + 0x00], #one_read
++	prefetch	[%i1 + 0x40], #one_read
+ 
+-1:	ldda		[%o1 + %g0] ASI_BLK_INIT_QUAD_LDD_P, %o2
+-	ldda		[%o1 + %g2] ASI_BLK_INIT_QUAD_LDD_P, %o4
+-	prefetch	[%o1 + 0x40], #one_read
+-	add		%o1, 32, %o1
+-	stxa		%o2, [%o0 + %g0] ASI_BLK_INIT_QUAD_LDD_P
+-	stxa		%o3, [%o0 + %g1] ASI_BLK_INIT_QUAD_LDD_P
+-	ldda		[%o1 + %g0] ASI_BLK_INIT_QUAD_LDD_P, %o2
+-	stxa		%o4, [%o0 + %g2] ASI_BLK_INIT_QUAD_LDD_P
+-	stxa		%o5, [%o0 + %g3] ASI_BLK_INIT_QUAD_LDD_P
+-	ldda		[%o1 + %g2] ASI_BLK_INIT_QUAD_LDD_P, %o4
+-	add		%o1, 32, %o1
+-	add		%o0, 32, %o0
+-	stxa		%o2, [%o0 + %g0] ASI_BLK_INIT_QUAD_LDD_P
+-	stxa		%o3, [%o0 + %g1] ASI_BLK_INIT_QUAD_LDD_P
+-	stxa		%o4, [%o0 + %g2] ASI_BLK_INIT_QUAD_LDD_P
+-	stxa		%o5, [%o0 + %g3] ASI_BLK_INIT_QUAD_LDD_P
+-	subcc		%g7, 64, %g7
++1:	prefetch	[%i1 + 0x80], #one_read
++	prefetch	[%i1 + 0xc0], #one_read
++	ldda		[%i1 + 0x00] %asi, %o2
++	ldda		[%i1 + 0x10] %asi, %o4
++	ldda		[%i1 + 0x20] %asi, %l2
++	ldda		[%i1 + 0x30] %asi, %l4
++	stxa		%o2, [%i0 + 0x00] %asi
++	stxa		%o3, [%i0 + 0x08] %asi
++	stxa		%o4, [%i0 + 0x10] %asi
++	stxa		%o5, [%i0 + 0x18] %asi
++	stxa		%l2, [%i0 + 0x20] %asi
++	stxa		%l3, [%i0 + 0x28] %asi
++	stxa		%l4, [%i0 + 0x30] %asi
++	stxa		%l5, [%i0 + 0x38] %asi
++	ldda		[%i1 + 0x40] %asi, %o2
++	ldda		[%i1 + 0x50] %asi, %o4
++	ldda		[%i1 + 0x60] %asi, %l2
++	ldda		[%i1 + 0x70] %asi, %l4
++	stxa		%o2, [%i0 + 0x40] %asi
++	stxa		%o3, [%i0 + 0x48] %asi
++	stxa		%o4, [%i0 + 0x50] %asi
++	stxa		%o5, [%i0 + 0x58] %asi
++	stxa		%l2, [%i0 + 0x60] %asi
++	stxa		%l3, [%i0 + 0x68] %asi
++	stxa		%l4, [%i0 + 0x70] %asi
++	stxa		%l5, [%i0 + 0x78] %asi
++	add		%i1, 128, %i1
++	subcc		%g7, 128, %g7
+ 	bne,pt		%xcc, 1b
+-	 add		%o0, 32, %o0
++	 add		%i0, 128, %i0
++	wr		%g3, 0x0, %asi
+ 	membar		#Sync
+-	retl
+-	 nop
++	ret
++	 restore
+ 
+-	.globl		NGclear_page, NGclear_user_page
++	.align		32
+ NGclear_page:		/* %o0=dest */
+ NGclear_user_page:	/* %o0=dest, %o1=vaddr */
+-	mov		8, %g1
+-	mov		16, %g2
+-	mov		24, %g3
++	rd		%asi, %g3
++	wr		%g0, ASI_BLK_INIT_QUAD_LDD_P, %asi
+ 	set		PAGE_SIZE, %g7
+ 
+-1:	stxa		%g0, [%o0 + %g0] ASI_BLK_INIT_QUAD_LDD_P
+-	stxa		%g0, [%o0 + %g1] ASI_BLK_INIT_QUAD_LDD_P
+-	stxa		%g0, [%o0 + %g2] ASI_BLK_INIT_QUAD_LDD_P
+-	stxa		%g0, [%o0 + %g3] ASI_BLK_INIT_QUAD_LDD_P
+-	add		%o0, 32, %o0
+-	stxa		%g0, [%o0 + %g0] ASI_BLK_INIT_QUAD_LDD_P
+-	stxa		%g0, [%o0 + %g1] ASI_BLK_INIT_QUAD_LDD_P
+-	stxa		%g0, [%o0 + %g2] ASI_BLK_INIT_QUAD_LDD_P
+-	stxa		%g0, [%o0 + %g3] ASI_BLK_INIT_QUAD_LDD_P
+-	subcc		%g7, 64, %g7
++1:	stxa		%g0, [%o0 + 0x00] %asi
++	stxa		%g0, [%o0 + 0x08] %asi
++	stxa		%g0, [%o0 + 0x10] %asi
++	stxa		%g0, [%o0 + 0x18] %asi
++	stxa		%g0, [%o0 + 0x20] %asi
++	stxa		%g0, [%o0 + 0x28] %asi
++	stxa		%g0, [%o0 + 0x30] %asi
++	stxa		%g0, [%o0 + 0x38] %asi
++	stxa		%g0, [%o0 + 0x40] %asi
++	stxa		%g0, [%o0 + 0x48] %asi
++	stxa		%g0, [%o0 + 0x50] %asi
++	stxa		%g0, [%o0 + 0x58] %asi
++	stxa		%g0, [%o0 + 0x60] %asi
++	stxa		%g0, [%o0 + 0x68] %asi
++	stxa		%g0, [%o0 + 0x70] %asi
++	stxa		%g0, [%o0 + 0x78] %asi
++	stxa		%g0, [%o0 + 0x80] %asi
++	stxa		%g0, [%o0 + 0x88] %asi
++	stxa		%g0, [%o0 + 0x90] %asi
++	stxa		%g0, [%o0 + 0x98] %asi
++	stxa		%g0, [%o0 + 0xa0] %asi
++	stxa		%g0, [%o0 + 0xa8] %asi
++	stxa		%g0, [%o0 + 0xb0] %asi
++	stxa		%g0, [%o0 + 0xb8] %asi
++	stxa		%g0, [%o0 + 0xc0] %asi
++	stxa		%g0, [%o0 + 0xc8] %asi
++	stxa		%g0, [%o0 + 0xd0] %asi
++	stxa		%g0, [%o0 + 0xd8] %asi
++	stxa		%g0, [%o0 + 0xe0] %asi
++	stxa		%g0, [%o0 + 0xe8] %asi
++	stxa		%g0, [%o0 + 0xf0] %asi
++	stxa		%g0, [%o0 + 0xf8] %asi
++	subcc		%g7, 256, %g7
+ 	bne,pt		%xcc, 1b
+-	 add		%o0, 32, %o0
++	 add		%o0, 256, %o0
++	wr		%g3, 0x0, %asi
+ 	membar		#Sync
+ 	retl
+ 	 nop
+diff --git a/arch/sparc/lib/ffs.S b/arch/sparc/lib/ffs.S
+new file mode 100644
+index 0000000..b39389f
+--- /dev/null
++++ b/arch/sparc/lib/ffs.S
+@@ -0,0 +1,84 @@
++#include <linux/linkage.h>
++
++	.register	%g2,#scratch
++
++	.text
++	.align	32
++
++ENTRY(ffs)
++	brnz,pt	%o0, 1f
++	 mov	1, %o1
++	retl
++	 clr	%o0
++	nop
++	nop
++ENTRY(__ffs)
++	sllx	%o0, 32, %g1		/* 1  */
++	srlx	%o0, 32, %g2
++
++	clr	%o1			/* 2  */
++	movrz	%g1, %g2, %o0
++
++	movrz	%g1, 32, %o1		/* 3  */
++1:	clr	%o2
++
++	sllx	%o0, (64 - 16), %g1	/* 4  */
++	srlx	%o0, 16, %g2
++
++	movrz	%g1, %g2, %o0		/* 5  */
++	clr	%o3
++
++	movrz	%g1, 16, %o2		/* 6  */
++	clr	%o4
++
++	and	%o0, 0xff, %g1		/* 7  */
++	srlx	%o0, 8, %g2
++
++	movrz	%g1, %g2, %o0		/* 8  */
++	clr	%o5
++
++	movrz	%g1, 8, %o3		/* 9  */
++	add	%o2, %o1, %o2
++
++	and	%o0, 0xf, %g1		/* 10 */
++	srlx	%o0, 4, %g2
++
++	movrz	%g1, %g2, %o0		/* 11 */
++	add	%o2, %o3, %o2
++
++	movrz	%g1, 4, %o4		/* 12 */
++
++	and	%o0, 0x3, %g1		/* 13 */
++	srlx	%o0, 2, %g2
++
++	movrz	%g1, %g2, %o0		/* 14 */
++	add	%o2, %o4, %o2
++
++	movrz	%g1, 2, %o5		/* 15 */
++
++	and	%o0, 0x1, %g1		/* 16 */
++
++	add	%o2, %o5, %o2		/* 17 */
++	xor	%g1, 0x1, %g1
++
++	retl				/* 18 */
++	 add	%o2, %g1, %o0
++ENDPROC(ffs)
++ENDPROC(__ffs)
++
++	.section	.popc_6insn_patch, "ax"
++	.word		ffs
++	brz,pn	%o0, 98f
++	 neg	%o0, %g1
++	xnor	%o0, %g1, %o1
++	popc	%o1, %o0
++98:	retl
++	 nop
++	.word		__ffs
++	neg	%o0, %g1
++	xnor	%o0, %g1, %o1
++	popc	%o1, %o0
++	retl
++	 sub	%o0, 1, %o0
++	nop
++	.previous
+diff --git a/arch/sparc/lib/hweight.S b/arch/sparc/lib/hweight.S
+new file mode 100644
+index 0000000..95414e0
+--- /dev/null
++++ b/arch/sparc/lib/hweight.S
+@@ -0,0 +1,51 @@
++#include <linux/linkage.h>
++
++	.text
++	.align	32
++ENTRY(__arch_hweight8)
++	ba,pt	%xcc, __sw_hweight8
++	 nop
++	nop
++ENDPROC(__arch_hweight8)
++	.section	.popc_3insn_patch, "ax"
++	.word		__arch_hweight8
++	sllx		%o0, 64-8, %g1
++	retl
++	 popc		%g1, %o0
++	.previous
++
++ENTRY(__arch_hweight16)
++	ba,pt	%xcc, __sw_hweight16
++	 nop
++	nop
++ENDPROC(__arch_hweight16)
++	.section	.popc_3insn_patch, "ax"
++	.word		__arch_hweight16
++	sllx		%o0, 64-16, %g1
++	retl
++	 popc		%g1, %o0
++	.previous
++
++ENTRY(__arch_hweight32)
++	ba,pt	%xcc, __sw_hweight32
++	 nop
++	nop
++ENDPROC(__arch_hweight32)
++	.section	.popc_3insn_patch, "ax"
++	.word		__arch_hweight32
++	sllx		%o0, 64-32, %g1
++	retl
++	 popc		%g1, %o0
++	.previous
++
++ENTRY(__arch_hweight64)
++	ba,pt	%xcc, __sw_hweight64
++	 nop
++	nop
++ENDPROC(__arch_hweight64)
++	.section	.popc_3insn_patch, "ax"
++	.word		__arch_hweight64
++	retl
++	 popc		%o0, %o0
++	nop
++	.previous
+diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c
+index 3fd8e18..581531d 100644
+--- a/arch/sparc/mm/init_64.c
++++ b/arch/sparc/mm/init_64.c
+@@ -1597,6 +1597,44 @@ static void __init tsb_phys_patch(void)
+ static struct hv_tsb_descr ktsb_descr[NUM_KTSB_DESCR];
+ extern struct tsb swapper_tsb[KERNEL_TSB_NENTRIES];
+ 
++static void patch_one_ktsb_phys(unsigned int *start, unsigned int *end, unsigned long pa)
++{
++	pa >>= KTSB_PHYS_SHIFT;
++
++	while (start < end) {
++		unsigned int *ia = (unsigned int *)(unsigned long)*start;
++
++		ia[0] = (ia[0] & ~0x3fffff) | (pa >> 10);
++		__asm__ __volatile__("flush	%0" : : "r" (ia));
++
++		ia[1] = (ia[1] & ~0x3ff) | (pa & 0x3ff);
++		__asm__ __volatile__("flush	%0" : : "r" (ia + 1));
++
++		start++;
++	}
++}
++
++static void ktsb_phys_patch(void)
++{
++	extern unsigned int __swapper_tsb_phys_patch;
++	extern unsigned int __swapper_tsb_phys_patch_end;
++	unsigned long ktsb_pa;
++
++	ktsb_pa = kern_base + ((unsigned long)&swapper_tsb[0] - KERNBASE);
++	patch_one_ktsb_phys(&__swapper_tsb_phys_patch,
++			    &__swapper_tsb_phys_patch_end, ktsb_pa);
++#ifndef CONFIG_DEBUG_PAGEALLOC
++	{
++	extern unsigned int __swapper_4m_tsb_phys_patch;
++	extern unsigned int __swapper_4m_tsb_phys_patch_end;
++	ktsb_pa = (kern_base +
++		   ((unsigned long)&swapper_4m_tsb[0] - KERNBASE));
++	patch_one_ktsb_phys(&__swapper_4m_tsb_phys_patch,
++			    &__swapper_4m_tsb_phys_patch_end, ktsb_pa);
++	}
++#endif
++}
++
+ static void __init sun4v_ktsb_init(void)
+ {
+ 	unsigned long ktsb_pa;
+@@ -1716,8 +1754,10 @@ void __init paging_init(void)
+ 		sun4u_pgprot_init();
+ 
+ 	if (tlb_type == cheetah_plus ||
+-	    tlb_type == hypervisor)
++	    tlb_type == hypervisor) {
+ 		tsb_phys_patch();
++		ktsb_phys_patch();
++	}
+ 
+ 	if (tlb_type == hypervisor) {
+ 		sun4v_patch_tlb_handlers();
+diff --git a/arch/x86/xen/Makefile b/arch/x86/xen/Makefile
+index 17c565d..a6575b9 100644
+--- a/arch/x86/xen/Makefile
++++ b/arch/x86/xen/Makefile
+@@ -18,5 +18,5 @@ obj-y		:= enlighten.o setup.o multicalls.o mmu.o irq.o \
+ obj-$(CONFIG_SMP)		+= smp.o
+ obj-$(CONFIG_PARAVIRT_SPINLOCKS)+= spinlock.o
+ obj-$(CONFIG_XEN_DEBUG_FS)	+= debugfs.o
+-
++obj-$(CONFIG_XEN_DOM0)		+= vga.o
+ obj-$(CONFIG_SWIOTLB_XEN)	+= pci-swiotlb-xen.o
+diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
+index 5525163..5325742 100644
+--- a/arch/x86/xen/enlighten.c
++++ b/arch/x86/xen/enlighten.c
+@@ -1248,6 +1248,14 @@ asmlinkage void __init xen_start_kernel(void)
+ 		if (pci_xen)
+ 			x86_init.pci.arch_init = pci_xen_init;
+ 	} else {
++		const struct dom0_vga_console_info *info =
++			(void *)((char *)xen_start_info +
++				 xen_start_info->console.dom0.info_off);
++
++		xen_init_vga(info, xen_start_info->console.dom0.info_size);
++		xen_start_info->console.domU.mfn = 0;
++		xen_start_info->console.domU.evtchn = 0;
++
+ 		/* Make sure ACS will be enabled */
+ 		pci_request_acs();
+ 	}
+diff --git a/arch/x86/xen/vga.c b/arch/x86/xen/vga.c
+new file mode 100644
+index 0000000..1cd7f4d
+--- /dev/null
++++ b/arch/x86/xen/vga.c
+@@ -0,0 +1,67 @@
++#include <linux/screen_info.h>
++#include <linux/init.h>
++
++#include <asm/bootparam.h>
++#include <asm/setup.h>
++
++#include <xen/interface/xen.h>
++
++#include "xen-ops.h"
++
++void __init xen_init_vga(const struct dom0_vga_console_info *info, size_t size)
++{
++	struct screen_info *screen_info = &boot_params.screen_info;
++
++	/* This is drawn from a dump from vgacon:startup in
++	 * standard Linux. */
++	screen_info->orig_video_mode = 3;
++	screen_info->orig_video_isVGA = 1;
++	screen_info->orig_video_lines = 25;
++	screen_info->orig_video_cols = 80;
++	screen_info->orig_video_ega_bx = 3;
++	screen_info->orig_video_points = 16;
++	screen_info->orig_y = screen_info->orig_video_lines - 1;
++
++	switch (info->video_type) {
++	case XEN_VGATYPE_TEXT_MODE_3:
++		if (size < offsetof(struct dom0_vga_console_info, u.text_mode_3)
++		    + sizeof(info->u.text_mode_3))
++			break;
++		screen_info->orig_video_lines = info->u.text_mode_3.rows;
++		screen_info->orig_video_cols = info->u.text_mode_3.columns;
++		screen_info->orig_x = info->u.text_mode_3.cursor_x;
++		screen_info->orig_y = info->u.text_mode_3.cursor_y;
++		screen_info->orig_video_points =
++			info->u.text_mode_3.font_height;
++		break;
++
++	case XEN_VGATYPE_VESA_LFB:
++		if (size < offsetof(struct dom0_vga_console_info,
++				    u.vesa_lfb.gbl_caps))
++			break;
++		screen_info->orig_video_isVGA = VIDEO_TYPE_VLFB;
++		screen_info->lfb_width = info->u.vesa_lfb.width;
++		screen_info->lfb_height = info->u.vesa_lfb.height;
++		screen_info->lfb_depth = info->u.vesa_lfb.bits_per_pixel;
++		screen_info->lfb_base = info->u.vesa_lfb.lfb_base;
++		screen_info->lfb_size = info->u.vesa_lfb.lfb_size;
++		screen_info->lfb_linelength = info->u.vesa_lfb.bytes_per_line;
++		screen_info->red_size = info->u.vesa_lfb.red_size;
++		screen_info->red_pos = info->u.vesa_lfb.red_pos;
++		screen_info->green_size = info->u.vesa_lfb.green_size;
++		screen_info->green_pos = info->u.vesa_lfb.green_pos;
++		screen_info->blue_size = info->u.vesa_lfb.blue_size;
++		screen_info->blue_pos = info->u.vesa_lfb.blue_pos;
++		screen_info->rsvd_size = info->u.vesa_lfb.rsvd_size;
++		screen_info->rsvd_pos = info->u.vesa_lfb.rsvd_pos;
++		if (size >= offsetof(struct dom0_vga_console_info,
++				     u.vesa_lfb.gbl_caps)
++		    + sizeof(info->u.vesa_lfb.gbl_caps))
++			screen_info->capabilities = info->u.vesa_lfb.gbl_caps;
++		if (size >= offsetof(struct dom0_vga_console_info,
++				     u.vesa_lfb.mode_attrs)
++		    + sizeof(info->u.vesa_lfb.mode_attrs))
++			screen_info->vesa_attributes = info->u.vesa_lfb.mode_attrs;
++		break;
++	}
++}
+diff --git a/arch/x86/xen/xen-ops.h b/arch/x86/xen/xen-ops.h
+index 97dfdc8..b095739 100644
+--- a/arch/x86/xen/xen-ops.h
++++ b/arch/x86/xen/xen-ops.h
+@@ -88,6 +88,17 @@ static inline void xen_uninit_lock_cpu(int cpu)
+ }
+ #endif
+ 
++struct dom0_vga_console_info;
++
++#ifdef CONFIG_XEN_DOM0
++void __init xen_init_vga(const struct dom0_vga_console_info *, size_t size);
++#else
++static inline void __init xen_init_vga(const struct dom0_vga_console_info *info,
++				       size_t size)
++{
++}
++#endif
++
+ /* Declare an asm function, along with symbols needed to make it
+    inlineable */
+ #define DECL_ASM(ret, name, ...)		\
+diff --git a/crypto/md5.c b/crypto/md5.c
+index 30efc7d..7febeaa 100644
+--- a/crypto/md5.c
++++ b/crypto/md5.c
+@@ -21,99 +21,9 @@
+ #include <linux/module.h>
+ #include <linux/string.h>
+ #include <linux/types.h>
++#include <linux/cryptohash.h>
+ #include <asm/byteorder.h>
+ 
+-#define F1(x, y, z)	(z ^ (x & (y ^ z)))
+-#define F2(x, y, z)	F1(z, x, y)
+-#define F3(x, y, z)	(x ^ y ^ z)
+-#define F4(x, y, z)	(y ^ (x | ~z))
+-
+-#define MD5STEP(f, w, x, y, z, in, s) \
+-	(w += f(x, y, z) + in, w = (w<<s | w>>(32-s)) + x)
+-
+-static void md5_transform(u32 *hash, u32 const *in)
+-{
+-	u32 a, b, c, d;
+-
+-	a = hash[0];
+-	b = hash[1];
+-	c = hash[2];
+-	d = hash[3];
+-
+-	MD5STEP(F1, a, b, c, d, in[0] + 0xd76aa478, 7);
+-	MD5STEP(F1, d, a, b, c, in[1] + 0xe8c7b756, 12);
+-	MD5STEP(F1, c, d, a, b, in[2] + 0x242070db, 17);
+-	MD5STEP(F1, b, c, d, a, in[3] + 0xc1bdceee, 22);
+-	MD5STEP(F1, a, b, c, d, in[4] + 0xf57c0faf, 7);
+-	MD5STEP(F1, d, a, b, c, in[5] + 0x4787c62a, 12);
+-	MD5STEP(F1, c, d, a, b, in[6] + 0xa8304613, 17);
+-	MD5STEP(F1, b, c, d, a, in[7] + 0xfd469501, 22);
+-	MD5STEP(F1, a, b, c, d, in[8] + 0x698098d8, 7);
+-	MD5STEP(F1, d, a, b, c, in[9] + 0x8b44f7af, 12);
+-	MD5STEP(F1, c, d, a, b, in[10] + 0xffff5bb1, 17);
+-	MD5STEP(F1, b, c, d, a, in[11] + 0x895cd7be, 22);
+-	MD5STEP(F1, a, b, c, d, in[12] + 0x6b901122, 7);
+-	MD5STEP(F1, d, a, b, c, in[13] + 0xfd987193, 12);
+-	MD5STEP(F1, c, d, a, b, in[14] + 0xa679438e, 17);
+-	MD5STEP(F1, b, c, d, a, in[15] + 0x49b40821, 22);
+-
+-	MD5STEP(F2, a, b, c, d, in[1] + 0xf61e2562, 5);
+-	MD5STEP(F2, d, a, b, c, in[6] + 0xc040b340, 9);
+-	MD5STEP(F2, c, d, a, b, in[11] + 0x265e5a51, 14);
+-	MD5STEP(F2, b, c, d, a, in[0] + 0xe9b6c7aa, 20);
+-	MD5STEP(F2, a, b, c, d, in[5] + 0xd62f105d, 5);
+-	MD5STEP(F2, d, a, b, c, in[10] + 0x02441453, 9);
+-	MD5STEP(F2, c, d, a, b, in[15] + 0xd8a1e681, 14);
+-	MD5STEP(F2, b, c, d, a, in[4] + 0xe7d3fbc8, 20);
+-	MD5STEP(F2, a, b, c, d, in[9] + 0x21e1cde6, 5);
+-	MD5STEP(F2, d, a, b, c, in[14] + 0xc33707d6, 9);
+-	MD5STEP(F2, c, d, a, b, in[3] + 0xf4d50d87, 14);
+-	MD5STEP(F2, b, c, d, a, in[8] + 0x455a14ed, 20);
+-	MD5STEP(F2, a, b, c, d, in[13] + 0xa9e3e905, 5);
+-	MD5STEP(F2, d, a, b, c, in[2] + 0xfcefa3f8, 9);
+-	MD5STEP(F2, c, d, a, b, in[7] + 0x676f02d9, 14);
+-	MD5STEP(F2, b, c, d, a, in[12] + 0x8d2a4c8a, 20);
+-
+-	MD5STEP(F3, a, b, c, d, in[5] + 0xfffa3942, 4);
+-	MD5STEP(F3, d, a, b, c, in[8] + 0x8771f681, 11);
+-	MD5STEP(F3, c, d, a, b, in[11] + 0x6d9d6122, 16);
+-	MD5STEP(F3, b, c, d, a, in[14] + 0xfde5380c, 23);
+-	MD5STEP(F3, a, b, c, d, in[1] + 0xa4beea44, 4);
+-	MD5STEP(F3, d, a, b, c, in[4] + 0x4bdecfa9, 11);
+-	MD5STEP(F3, c, d, a, b, in[7] + 0xf6bb4b60, 16);
+-	MD5STEP(F3, b, c, d, a, in[10] + 0xbebfbc70, 23);
+-	MD5STEP(F3, a, b, c, d, in[13] + 0x289b7ec6, 4);
+-	MD5STEP(F3, d, a, b, c, in[0] + 0xeaa127fa, 11);
+-	MD5STEP(F3, c, d, a, b, in[3] + 0xd4ef3085, 16);
+-	MD5STEP(F3, b, c, d, a, in[6] + 0x04881d05, 23);
+-	MD5STEP(F3, a, b, c, d, in[9] + 0xd9d4d039, 4);
+-	MD5STEP(F3, d, a, b, c, in[12] + 0xe6db99e5, 11);
+-	MD5STEP(F3, c, d, a, b, in[15] + 0x1fa27cf8, 16);
+-	MD5STEP(F3, b, c, d, a, in[2] + 0xc4ac5665, 23);
+-
+-	MD5STEP(F4, a, b, c, d, in[0] + 0xf4292244, 6);
+-	MD5STEP(F4, d, a, b, c, in[7] + 0x432aff97, 10);
+-	MD5STEP(F4, c, d, a, b, in[14] + 0xab9423a7, 15);
+-	MD5STEP(F4, b, c, d, a, in[5] + 0xfc93a039, 21);
+-	MD5STEP(F4, a, b, c, d, in[12] + 0x655b59c3, 6);
+-	MD5STEP(F4, d, a, b, c, in[3] + 0x8f0ccc92, 10);
+-	MD5STEP(F4, c, d, a, b, in[10] + 0xffeff47d, 15);
+-	MD5STEP(F4, b, c, d, a, in[1] + 0x85845dd1, 21);
+-	MD5STEP(F4, a, b, c, d, in[8] + 0x6fa87e4f, 6);
+-	MD5STEP(F4, d, a, b, c, in[15] + 0xfe2ce6e0, 10);
+-	MD5STEP(F4, c, d, a, b, in[6] + 0xa3014314, 15);
+-	MD5STEP(F4, b, c, d, a, in[13] + 0x4e0811a1, 21);
+-	MD5STEP(F4, a, b, c, d, in[4] + 0xf7537e82, 6);
+-	MD5STEP(F4, d, a, b, c, in[11] + 0xbd3af235, 10);
+-	MD5STEP(F4, c, d, a, b, in[2] + 0x2ad7d2bb, 15);
+-	MD5STEP(F4, b, c, d, a, in[9] + 0xeb86d391, 21);
+-
+-	hash[0] += a;
+-	hash[1] += b;
+-	hash[2] += c;
+-	hash[3] += d;
+-}
+-
+ /* XXX: this stuff can be optimized */
+ static inline void le32_to_cpu_array(u32 *buf, unsigned int words)
+ {
+diff --git a/drivers/char/random.c b/drivers/char/random.c
+index d4ddeba..c35a785 100644
+--- a/drivers/char/random.c
++++ b/drivers/char/random.c
+@@ -1300,330 +1300,14 @@ ctl_table random_table[] = {
+ };
+ #endif 	/* CONFIG_SYSCTL */
+ 
+-/********************************************************************
+- *
+- * Random functions for networking
+- *
+- ********************************************************************/
+-
+-/*
+- * TCP initial sequence number picking.  This uses the random number
+- * generator to pick an initial secret value.  This value is hashed
+- * along with the TCP endpoint information to provide a unique
+- * starting point for each pair of TCP endpoints.  This defeats
+- * attacks which rely on guessing the initial TCP sequence number.
+- * This algorithm was suggested by Steve Bellovin.
+- *
+- * Using a very strong hash was taking an appreciable amount of the total
+- * TCP connection establishment time, so this is a weaker hash,
+- * compensated for by changing the secret periodically.
+- */
+-
+-/* F, G and H are basic MD4 functions: selection, majority, parity */
+-#define F(x, y, z) ((z) ^ ((x) & ((y) ^ (z))))
+-#define G(x, y, z) (((x) & (y)) + (((x) ^ (y)) & (z)))
+-#define H(x, y, z) ((x) ^ (y) ^ (z))
+-
+-/*
+- * The generic round function.  The application is so specific that
+- * we don't bother protecting all the arguments with parens, as is generally
+- * good macro practice, in favor of extra legibility.
+- * Rotation is separate from addition to prevent recomputation
+- */
+-#define ROUND(f, a, b, c, d, x, s)	\
+-	(a += f(b, c, d) + x, a = (a << s) | (a >> (32 - s)))
+-#define K1 0
+-#define K2 013240474631UL
+-#define K3 015666365641UL
++static u32 random_int_secret[MD5_MESSAGE_BYTES / 4] ____cacheline_aligned;
+ 
+-#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
+-
+-static __u32 twothirdsMD4Transform(__u32 const buf[4], __u32 const in[12])
++static int __init random_int_secret_init(void)
+ {
+-	__u32 a = buf[0], b = buf[1], c = buf[2], d = buf[3];
+-
+-	/* Round 1 */
+-	ROUND(F, a, b, c, d, in[ 0] + K1,  3);
+-	ROUND(F, d, a, b, c, in[ 1] + K1,  7);
+-	ROUND(F, c, d, a, b, in[ 2] + K1, 11);
+-	ROUND(F, b, c, d, a, in[ 3] + K1, 19);
+-	ROUND(F, a, b, c, d, in[ 4] + K1,  3);
+-	ROUND(F, d, a, b, c, in[ 5] + K1,  7);
+-	ROUND(F, c, d, a, b, in[ 6] + K1, 11);
+-	ROUND(F, b, c, d, a, in[ 7] + K1, 19);
+-	ROUND(F, a, b, c, d, in[ 8] + K1,  3);
+-	ROUND(F, d, a, b, c, in[ 9] + K1,  7);
+-	ROUND(F, c, d, a, b, in[10] + K1, 11);
+-	ROUND(F, b, c, d, a, in[11] + K1, 19);
+-
+-	/* Round 2 */
+-	ROUND(G, a, b, c, d, in[ 1] + K2,  3);
+-	ROUND(G, d, a, b, c, in[ 3] + K2,  5);
+-	ROUND(G, c, d, a, b, in[ 5] + K2,  9);
+-	ROUND(G, b, c, d, a, in[ 7] + K2, 13);
+-	ROUND(G, a, b, c, d, in[ 9] + K2,  3);
+-	ROUND(G, d, a, b, c, in[11] + K2,  5);
+-	ROUND(G, c, d, a, b, in[ 0] + K2,  9);
+-	ROUND(G, b, c, d, a, in[ 2] + K2, 13);
+-	ROUND(G, a, b, c, d, in[ 4] + K2,  3);
+-	ROUND(G, d, a, b, c, in[ 6] + K2,  5);
+-	ROUND(G, c, d, a, b, in[ 8] + K2,  9);
+-	ROUND(G, b, c, d, a, in[10] + K2, 13);
+-
+-	/* Round 3 */
+-	ROUND(H, a, b, c, d, in[ 3] + K3,  3);
+-	ROUND(H, d, a, b, c, in[ 7] + K3,  9);
+-	ROUND(H, c, d, a, b, in[11] + K3, 11);
+-	ROUND(H, b, c, d, a, in[ 2] + K3, 15);
+-	ROUND(H, a, b, c, d, in[ 6] + K3,  3);
+-	ROUND(H, d, a, b, c, in[10] + K3,  9);
+-	ROUND(H, c, d, a, b, in[ 1] + K3, 11);
+-	ROUND(H, b, c, d, a, in[ 5] + K3, 15);
+-	ROUND(H, a, b, c, d, in[ 9] + K3,  3);
+-	ROUND(H, d, a, b, c, in[ 0] + K3,  9);
+-	ROUND(H, c, d, a, b, in[ 4] + K3, 11);
+-	ROUND(H, b, c, d, a, in[ 8] + K3, 15);
+-
+-	return buf[1] + b; /* "most hashed" word */
+-	/* Alternative: return sum of all words? */
+-}
+-#endif
+-
+-#undef ROUND
+-#undef F
+-#undef G
+-#undef H
+-#undef K1
+-#undef K2
+-#undef K3
+-
+-/* This should not be decreased so low that ISNs wrap too fast. */
+-#define REKEY_INTERVAL (300 * HZ)
+-/*
+- * Bit layout of the tcp sequence numbers (before adding current time):
+- * bit 24-31: increased after every key exchange
+- * bit 0-23: hash(source,dest)
+- *
+- * The implementation is similar to the algorithm described
+- * in the Appendix of RFC 1185, except that
+- * - it uses a 1 MHz clock instead of a 250 kHz clock
+- * - it performs a rekey every 5 minutes, which is equivalent
+- * 	to a (source,dest) tulple dependent forward jump of the
+- * 	clock by 0..2^(HASH_BITS+1)
+- *
+- * Thus the average ISN wraparound time is 68 minutes instead of
+- * 4.55 hours.
+- *
+- * SMP cleanup and lock avoidance with poor man's RCU.
+- * 			Manfred Spraul <manfred at colorfullife.com>
+- *
+- */
+-#define COUNT_BITS 8
+-#define COUNT_MASK ((1 << COUNT_BITS) - 1)
+-#define HASH_BITS 24
+-#define HASH_MASK ((1 << HASH_BITS) - 1)
+-
+-static struct keydata {
+-	__u32 count; /* already shifted to the final position */
+-	__u32 secret[12];
+-} ____cacheline_aligned ip_keydata[2];
+-
+-static unsigned int ip_cnt;
+-
+-static void rekey_seq_generator(struct work_struct *work);
+-
+-static DECLARE_DELAYED_WORK(rekey_work, rekey_seq_generator);
+-
+-/*
+- * Lock avoidance:
+- * The ISN generation runs lockless - it's just a hash over random data.
+- * State changes happen every 5 minutes when the random key is replaced.
+- * Synchronization is performed by having two copies of the hash function
+- * state and rekey_seq_generator always updates the inactive copy.
+- * The copy is then activated by updating ip_cnt.
+- * The implementation breaks down if someone blocks the thread
+- * that processes SYN requests for more than 5 minutes. Should never
+- * happen, and even if that happens only a not perfectly compliant
+- * ISN is generated, nothing fatal.
+- */
+-static void rekey_seq_generator(struct work_struct *work)
+-{
+-	struct keydata *keyptr = &ip_keydata[1 ^ (ip_cnt & 1)];
+-
+-	get_random_bytes(keyptr->secret, sizeof(keyptr->secret));
+-	keyptr->count = (ip_cnt & COUNT_MASK) << HASH_BITS;
+-	smp_wmb();
+-	ip_cnt++;
+-	schedule_delayed_work(&rekey_work,
+-			      round_jiffies_relative(REKEY_INTERVAL));
+-}
+-
+-static inline struct keydata *get_keyptr(void)
+-{
+-	struct keydata *keyptr = &ip_keydata[ip_cnt & 1];
+-
+-	smp_rmb();
+-
+-	return keyptr;
+-}
+-
+-static __init int seqgen_init(void)
+-{
+-	rekey_seq_generator(NULL);
++	get_random_bytes(random_int_secret, sizeof(random_int_secret));
+ 	return 0;
+ }
+-late_initcall(seqgen_init);
+-
+-#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
+-__u32 secure_tcpv6_sequence_number(__be32 *saddr, __be32 *daddr,
+-				   __be16 sport, __be16 dport)
+-{
+-	__u32 seq;
+-	__u32 hash[12];
+-	struct keydata *keyptr = get_keyptr();
+-
+-	/* The procedure is the same as for IPv4, but addresses are longer.
+-	 * Thus we must use twothirdsMD4Transform.
+-	 */
+-
+-	memcpy(hash, saddr, 16);
+-	hash[4] = ((__force u16)sport << 16) + (__force u16)dport;
+-	memcpy(&hash[5], keyptr->secret, sizeof(__u32) * 7);
+-
+-	seq = twothirdsMD4Transform((const __u32 *)daddr, hash) & HASH_MASK;
+-	seq += keyptr->count;
+-
+-	seq += ktime_to_ns(ktime_get_real());
+-
+-	return seq;
+-}
+-EXPORT_SYMBOL(secure_tcpv6_sequence_number);
+-#endif
+-
+-/*  The code below is shamelessly stolen from secure_tcp_sequence_number().
+- *  All blames to Andrey V. Savochkin <saw at msu.ru>.
+- */
+-__u32 secure_ip_id(__be32 daddr)
+-{
+-	struct keydata *keyptr;
+-	__u32 hash[4];
+-
+-	keyptr = get_keyptr();
+-
+-	/*
+-	 *  Pick a unique starting offset for each IP destination.
+-	 *  The dest ip address is placed in the starting vector,
+-	 *  which is then hashed with random data.
+-	 */
+-	hash[0] = (__force __u32)daddr;
+-	hash[1] = keyptr->secret[9];
+-	hash[2] = keyptr->secret[10];
+-	hash[3] = keyptr->secret[11];
+-
+-	return half_md4_transform(hash, keyptr->secret);
+-}
+-
+-#ifdef CONFIG_INET
+-
+-__u32 secure_tcp_sequence_number(__be32 saddr, __be32 daddr,
+-				 __be16 sport, __be16 dport)
+-{
+-	__u32 seq;
+-	__u32 hash[4];
+-	struct keydata *keyptr = get_keyptr();
+-
+-	/*
+-	 *  Pick a unique starting offset for each TCP connection endpoints
+-	 *  (saddr, daddr, sport, dport).
+-	 *  Note that the words are placed into the starting vector, which is
+-	 *  then mixed with a partial MD4 over random data.
+-	 */
+-	hash[0] = (__force u32)saddr;
+-	hash[1] = (__force u32)daddr;
+-	hash[2] = ((__force u16)sport << 16) + (__force u16)dport;
+-	hash[3] = keyptr->secret[11];
+-
+-	seq = half_md4_transform(hash, keyptr->secret) & HASH_MASK;
+-	seq += keyptr->count;
+-	/*
+-	 *	As close as possible to RFC 793, which
+-	 *	suggests using a 250 kHz clock.
+-	 *	Further reading shows this assumes 2 Mb/s networks.
+-	 *	For 10 Mb/s Ethernet, a 1 MHz clock is appropriate.
+-	 *	For 10 Gb/s Ethernet, a 1 GHz clock should be ok, but
+-	 *	we also need to limit the resolution so that the u32 seq
+-	 *	overlaps less than one time per MSL (2 minutes).
+-	 *	Choosing a clock of 64 ns period is OK. (period of 274 s)
+-	 */
+-	seq += ktime_to_ns(ktime_get_real()) >> 6;
+-
+-	return seq;
+-}
+-
+-/* Generate secure starting point for ephemeral IPV4 transport port search */
+-u32 secure_ipv4_port_ephemeral(__be32 saddr, __be32 daddr, __be16 dport)
+-{
+-	struct keydata *keyptr = get_keyptr();
+-	u32 hash[4];
+-
+-	/*
+-	 *  Pick a unique starting offset for each ephemeral port search
+-	 *  (saddr, daddr, dport) and 48bits of random data.
+-	 */
+-	hash[0] = (__force u32)saddr;
+-	hash[1] = (__force u32)daddr;
+-	hash[2] = (__force u32)dport ^ keyptr->secret[10];
+-	hash[3] = keyptr->secret[11];
+-
+-	return half_md4_transform(hash, keyptr->secret);
+-}
+-EXPORT_SYMBOL_GPL(secure_ipv4_port_ephemeral);
+-
+-#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
+-u32 secure_ipv6_port_ephemeral(const __be32 *saddr, const __be32 *daddr,
+-			       __be16 dport)
+-{
+-	struct keydata *keyptr = get_keyptr();
+-	u32 hash[12];
+-
+-	memcpy(hash, saddr, 16);
+-	hash[4] = (__force u32)dport;
+-	memcpy(&hash[5], keyptr->secret, sizeof(__u32) * 7);
+-
+-	return twothirdsMD4Transform((const __u32 *)daddr, hash);
+-}
+-#endif
+-
+-#if defined(CONFIG_IP_DCCP) || defined(CONFIG_IP_DCCP_MODULE)
+-/* Similar to secure_tcp_sequence_number but generate a 48 bit value
+- * bit's 32-47 increase every key exchange
+- *       0-31  hash(source, dest)
+- */
+-u64 secure_dccp_sequence_number(__be32 saddr, __be32 daddr,
+-				__be16 sport, __be16 dport)
+-{
+-	u64 seq;
+-	__u32 hash[4];
+-	struct keydata *keyptr = get_keyptr();
+-
+-	hash[0] = (__force u32)saddr;
+-	hash[1] = (__force u32)daddr;
+-	hash[2] = ((__force u16)sport << 16) + (__force u16)dport;
+-	hash[3] = keyptr->secret[11];
+-
+-	seq = half_md4_transform(hash, keyptr->secret);
+-	seq |= ((u64)keyptr->count) << (32 - HASH_BITS);
+-
+-	seq += ktime_to_ns(ktime_get_real());
+-	seq &= (1ull << 48) - 1;
+-
+-	return seq;
+-}
+-EXPORT_SYMBOL(secure_dccp_sequence_number);
+-#endif
+-
+-#endif /* CONFIG_INET */
+-
++late_initcall(random_int_secret_init);
+ 
+ /*
+  * Get a random word for internal kernel use only. Similar to urandom but
+@@ -1631,17 +1315,15 @@ EXPORT_SYMBOL(secure_dccp_sequence_number);
+  * value is not cryptographically secure but for several uses the cost of
+  * depleting entropy is too high
+  */
+-DEFINE_PER_CPU(__u32 [4], get_random_int_hash);
++DEFINE_PER_CPU(__u32 [MD5_DIGEST_WORDS], get_random_int_hash);
+ unsigned int get_random_int(void)
+ {
+-	struct keydata *keyptr;
+ 	__u32 *hash = get_cpu_var(get_random_int_hash);
+-	int ret;
++	unsigned int ret;
+ 
+-	keyptr = get_keyptr();
+ 	hash[0] += current->pid + jiffies + get_cycles();
+-
+-	ret = half_md4_transform(hash, keyptr->secret);
++	md5_transform(hash, random_int_secret);
++	ret = hash[0];
+ 	put_cpu_var(get_random_int_hash);
+ 
+ 	return ret;
+diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
+index 0929219..1bbb85b 100644
+--- a/drivers/gpu/drm/drm_edid.c
++++ b/drivers/gpu/drm/drm_edid.c
+@@ -127,6 +127,23 @@ static const u8 edid_header[] = {
+ 	0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00
+ };
+ 
++ /*
++ * Sanity check the header of the base EDID block.  Return 8 if the header
++ * is perfect, down to 0 if it's totally wrong.
++ */
++int drm_edid_header_is_valid(const u8 *raw_edid)
++{
++	int i, score = 0;
++
++	for (i = 0; i < sizeof(edid_header); i++)
++		if (raw_edid[i] == edid_header[i])
++			score++;
++
++	return score;
++}
++EXPORT_SYMBOL(drm_edid_header_is_valid);
++
++
+ /*
+  * Sanity check the EDID block (base or extension).  Return 0 if the block
+  * doesn't check out, or 1 if it's valid.
+@@ -139,12 +156,7 @@ drm_edid_block_valid(u8 *raw_edid)
+ 	struct edid *edid = (struct edid *)raw_edid;
+ 
+ 	if (raw_edid[0] == 0x00) {
+-		int score = 0;
+-
+-		for (i = 0; i < sizeof(edid_header); i++)
+-			if (raw_edid[i] == edid_header[i])
+-				score++;
+-
++		int score = drm_edid_header_is_valid(raw_edid);
+ 		if (score == 8) ;
+ 		else if (score >= 6) {
+ 			DRM_DEBUG("Fixing EDID header, your hardware may be failing\n");
+diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
+index 296fbd6..7eef6e1 100644
+--- a/drivers/gpu/drm/i915/i915_dma.c
++++ b/drivers/gpu/drm/i915/i915_dma.c
+@@ -61,7 +61,6 @@ static void i915_write_hws_pga(struct drm_device *dev)
+ static int i915_init_phys_hws(struct drm_device *dev)
+ {
+ 	drm_i915_private_t *dev_priv = dev->dev_private;
+-	struct intel_ring_buffer *ring = LP_RING(dev_priv);
+ 
+ 	/* Program Hardware Status Page */
+ 	dev_priv->status_page_dmah =
+@@ -71,10 +70,9 @@ static int i915_init_phys_hws(struct drm_device *dev)
+ 		DRM_ERROR("Can not allocate hardware status page\n");
+ 		return -ENOMEM;
+ 	}
+-	ring->status_page.page_addr =
+-		(void __force __iomem *)dev_priv->status_page_dmah->vaddr;
+ 
+-	memset_io(ring->status_page.page_addr, 0, PAGE_SIZE);
++	memset_io((void __force __iomem *)dev_priv->status_page_dmah->vaddr,
++		  0, PAGE_SIZE);
+ 
+ 	i915_write_hws_pga(dev);
+ 
+diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
+index 3b03f85..9b1d669 100644
+--- a/drivers/gpu/drm/i915/i915_irq.c
++++ b/drivers/gpu/drm/i915/i915_irq.c
+@@ -306,12 +306,15 @@ static void i915_hotplug_work_func(struct work_struct *work)
+ 	struct drm_mode_config *mode_config = &dev->mode_config;
+ 	struct intel_encoder *encoder;
+ 
++	mutex_lock(&mode_config->mutex);
+ 	DRM_DEBUG_KMS("running encoder hotplug functions\n");
+ 
+ 	list_for_each_entry(encoder, &mode_config->encoder_list, base.head)
+ 		if (encoder->hot_plug)
+ 			encoder->hot_plug(encoder);
+ 
++	mutex_unlock(&mode_config->mutex);
++
+ 	/* Just fire off a uevent and let userspace tell us what to do */
+ 	drm_helper_hpd_irq_event(dev);
+ }
+diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
+index 0f1c799..5609c06 100644
+--- a/drivers/gpu/drm/i915/intel_display.c
++++ b/drivers/gpu/drm/i915/intel_display.c
+@@ -2699,14 +2699,18 @@ static void ironlake_crtc_enable(struct drm_crtc *crtc)
+ 		I915_WRITE(PF_WIN_SZ(pipe), dev_priv->pch_pf_size);
+ 	}
+ 
++	/*
++	 * On ILK+ LUT must be loaded before the pipe is running but with
++	 * clocks enabled
++	 */
++	intel_crtc_load_lut(crtc);
++
+ 	intel_enable_pipe(dev_priv, pipe, is_pch_port);
+ 	intel_enable_plane(dev_priv, plane, pipe);
+ 
+ 	if (is_pch_port)
+ 		ironlake_pch_enable(crtc);
+ 
+-	intel_crtc_load_lut(crtc);
+-
+ 	mutex_lock(&dev->struct_mutex);
+ 	intel_update_fbc(dev);
+ 	mutex_unlock(&dev->struct_mutex);
+diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c
+index a06ff07..05f500c 100644
+--- a/drivers/gpu/drm/i915/intel_panel.c
++++ b/drivers/gpu/drm/i915/intel_panel.c
+@@ -83,11 +83,15 @@ intel_pch_panel_fitting(struct drm_device *dev,
+ 			u32 scaled_height = mode->hdisplay * adjusted_mode->vdisplay;
+ 			if (scaled_width > scaled_height) { /* pillar */
+ 				width = scaled_height / mode->vdisplay;
++				if (width & 1)
++				    	width++;
+ 				x = (adjusted_mode->hdisplay - width + 1) / 2;
+ 				y = 0;
+ 				height = adjusted_mode->vdisplay;
+ 			} else if (scaled_width < scaled_height) { /* letter */
+ 				height = scaled_width / mode->hdisplay;
++				if (height & 1)
++				    height++;
+ 				y = (adjusted_mode->vdisplay - height + 1) / 2;
+ 				x = 0;
+ 				width = adjusted_mode->hdisplay;
+diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
+index 95c4b14..1f61fc7 100644
+--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
++++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
+@@ -1319,6 +1319,9 @@ int intel_render_ring_init_dri(struct drm_device *dev, u64 start, u32 size)
+ 		ring->get_seqno = pc_render_get_seqno;
+ 	}
+ 
++	if (!I915_NEED_GFX_HWS(dev))
++		ring->status_page.page_addr = dev_priv->status_page_dmah->vaddr;
++
+ 	ring->dev = dev;
+ 	INIT_LIST_HEAD(&ring->active_list);
+ 	INIT_LIST_HEAD(&ring->request_list);
+diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c
+index 9792d4f..6d6b5f1 100644
+--- a/drivers/gpu/drm/radeon/radeon_connectors.c
++++ b/drivers/gpu/drm/radeon/radeon_connectors.c
+@@ -430,6 +430,45 @@ int radeon_connector_set_property(struct drm_connector *connector, struct drm_pr
+ 	return 0;
+ }
+ 
++/*
++ * Some integrated ATI Radeon chipset implementations (e. g.
++ * Asus M2A-VM HDMI) may indicate the availability of a DDC,
++ * even when there's no monitor connected. For these connectors
++ * following DDC probe extension will be applied: check also for the
++ * availability of EDID with at least a correct EDID header. Only then,
++ * DDC is assumed to be available. This prevents drm_get_edid() and
++ * drm_edid_block_valid() from periodically dumping data and kernel
++ * errors into the logs and onto the terminal.
++ */
++static bool radeon_connector_needs_extended_probe(struct radeon_device *dev,
++				     uint32_t supported_device,
++				     int connector_type)
++{
++	/* Asus M2A-VM HDMI board sends data to i2c bus even,
++	 * if HDMI add-on card is not plugged in or HDMI is disabled in
++	 * BIOS. Valid DDC can only be assumed, if also a valid EDID header
++	 * can be retrieved via i2c bus during DDC probe */
++	if ((dev->pdev->device == 0x791e) &&
++	    (dev->pdev->subsystem_vendor == 0x1043) &&
++	    (dev->pdev->subsystem_device == 0x826d)) {
++		if ((connector_type == DRM_MODE_CONNECTOR_HDMIA) &&
++		    (supported_device == ATOM_DEVICE_DFP2_SUPPORT))
++			return true;
++	}
++	/* ECS A740GM-M with ATI RADEON 2100 sends data to i2c bus
++	 * for a DVI connector that is not implemented */
++	if ((dev->pdev->device == 0x796e) &&
++	    (dev->pdev->subsystem_vendor == 0x1019) &&
++	    (dev->pdev->subsystem_device == 0x2615)) {
++		if ((connector_type == DRM_MODE_CONNECTOR_DVID) &&
++		    (supported_device == ATOM_DEVICE_DFP2_SUPPORT))
++			return true;
++	}
++
++	/* Default: no EDID header probe required for DDC probing */
++	return false;
++}
++
+ static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder,
+ 					  struct drm_connector *connector)
+ {
+@@ -661,7 +700,8 @@ radeon_vga_detect(struct drm_connector *connector, bool force)
+ 		ret = connector_status_disconnected;
+ 
+ 	if (radeon_connector->ddc_bus)
+-		dret = radeon_ddc_probe(radeon_connector);
++		dret = radeon_ddc_probe(radeon_connector,
++					radeon_connector->requires_extended_probe);
+ 	if (dret) {
+ 		if (radeon_connector->edid) {
+ 			kfree(radeon_connector->edid);
+@@ -833,7 +873,8 @@ radeon_dvi_detect(struct drm_connector *connector, bool force)
+ 	bool dret = false;
+ 
+ 	if (radeon_connector->ddc_bus)
+-		dret = radeon_ddc_probe(radeon_connector);
++		dret = radeon_ddc_probe(radeon_connector,
++					radeon_connector->requires_extended_probe);
+ 	if (dret) {
+ 		if (radeon_connector->edid) {
+ 			kfree(radeon_connector->edid);
+@@ -1251,7 +1292,8 @@ radeon_dp_detect(struct drm_connector *connector, bool force)
+ 				if (radeon_dp_getdpcd(radeon_connector))
+ 					ret = connector_status_connected;
+ 			} else {
+-				if (radeon_ddc_probe(radeon_connector))
++				if (radeon_ddc_probe(radeon_connector,
++						     radeon_connector->requires_extended_probe))
+ 					ret = connector_status_connected;
+ 			}
+ 		}
+@@ -1406,6 +1448,9 @@ radeon_add_atom_connector(struct drm_device *dev,
+ 	radeon_connector->shared_ddc = shared_ddc;
+ 	radeon_connector->connector_object_id = connector_object_id;
+ 	radeon_connector->hpd = *hpd;
++	radeon_connector->requires_extended_probe =
++		radeon_connector_needs_extended_probe(rdev, supported_device,
++							connector_type);
+ 	radeon_connector->router = *router;
+ 	if (router->ddc_valid || router->cd_valid) {
+ 		radeon_connector->router_bus = radeon_i2c_lookup(rdev, &router->i2c_info);
+@@ -1752,6 +1797,9 @@ radeon_add_legacy_connector(struct drm_device *dev,
+ 	radeon_connector->devices = supported_device;
+ 	radeon_connector->connector_object_id = connector_object_id;
+ 	radeon_connector->hpd = *hpd;
++	radeon_connector->requires_extended_probe =
++		radeon_connector_needs_extended_probe(rdev, supported_device,
++							connector_type);
+ 	switch (connector_type) {
+ 	case DRM_MODE_CONNECTOR_VGA:
+ 		drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
+diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
+index 7cfaa7e..440e6ec 100644
+--- a/drivers/gpu/drm/radeon/radeon_device.c
++++ b/drivers/gpu/drm/radeon/radeon_device.c
+@@ -704,8 +704,9 @@ int radeon_device_init(struct radeon_device *rdev,
+ 	rdev->gpu_lockup = false;
+ 	rdev->accel_working = false;
+ 
+-	DRM_INFO("initializing kernel modesetting (%s 0x%04X:0x%04X).\n",
+-		radeon_family_name[rdev->family], pdev->vendor, pdev->device);
++	DRM_INFO("initializing kernel modesetting (%s 0x%04X:0x%04X 0x%04X:0x%04X).\n",
++		radeon_family_name[rdev->family], pdev->vendor, pdev->device,
++		pdev->subsystem_vendor, pdev->subsystem_device);
+ 
+ 	/* mutex initialization are all done here so we
+ 	 * can recall function without having locking issues */
+diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
+index 292f73f..ed085ce 100644
+--- a/drivers/gpu/drm/radeon/radeon_display.c
++++ b/drivers/gpu/drm/radeon/radeon_display.c
+@@ -777,8 +777,17 @@ static int radeon_ddc_dump(struct drm_connector *connector)
+ 	if (!radeon_connector->ddc_bus)
+ 		return -1;
+ 	edid = drm_get_edid(connector, &radeon_connector->ddc_bus->adapter);
++	/* Log EDID retrieval status here. In particular with regard to
++	 * connectors with requires_extended_probe flag set, that will prevent
++	 * function radeon_dvi_detect() to fetch EDID on this connector,
++	 * as long as there is no valid EDID header found */
+ 	if (edid) {
++		DRM_INFO("Radeon display connector %s: Found valid EDID",
++				drm_get_connector_name(connector));
+ 		kfree(edid);
++	} else {
++		DRM_INFO("Radeon display connector %s: No monitor connected or invalid EDID",
++				drm_get_connector_name(connector));
+ 	}
+ 	return ret;
+ }
+diff --git a/drivers/gpu/drm/radeon/radeon_i2c.c b/drivers/gpu/drm/radeon/radeon_i2c.c
+index 781196d..6c111c1 100644
+--- a/drivers/gpu/drm/radeon/radeon_i2c.c
++++ b/drivers/gpu/drm/radeon/radeon_i2c.c
+@@ -32,17 +32,17 @@
+  * radeon_ddc_probe
+  *
+  */
+-bool radeon_ddc_probe(struct radeon_connector *radeon_connector)
++bool radeon_ddc_probe(struct radeon_connector *radeon_connector, bool requires_extended_probe)
+ {
+-	u8 out_buf[] = { 0x0, 0x0};
+-	u8 buf[2];
++	u8 out = 0x0;
++	u8 buf[8];
+ 	int ret;
+ 	struct i2c_msg msgs[] = {
+ 		{
+ 			.addr = 0x50,
+ 			.flags = 0,
+ 			.len = 1,
+-			.buf = out_buf,
++			.buf = &out,
+ 		},
+ 		{
+ 			.addr = 0x50,
+@@ -52,15 +52,31 @@ bool radeon_ddc_probe(struct radeon_connector *radeon_connector)
+ 		}
+ 	};
+ 
++	/* Read 8 bytes from i2c for extended probe of EDID header */
++	if (requires_extended_probe)
++		msgs[1].len = 8;
++
+ 	/* on hw with routers, select right port */
+ 	if (radeon_connector->router.ddc_valid)
+ 		radeon_router_select_ddc_port(radeon_connector);
+ 
+ 	ret = i2c_transfer(&radeon_connector->ddc_bus->adapter, msgs, 2);
+-	if (ret == 2)
+-		return true;
+-
+-	return false;
++	if (ret != 2)
++		/* Couldn't find an accessible DDC on this connector */
++		return false;
++	if (requires_extended_probe) {
++		/* Probe also for valid EDID header
++		 * EDID header starts with:
++		 * 0x00,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x00.
++		 * Only the first 6 bytes must be valid as
++		 * drm_edid_block_valid() can fix the last 2 bytes */
++		if (drm_edid_header_is_valid(buf) < 6) {
++			/* Couldn't find an accessible EDID on this
++			 * connector */
++			return false;
++		}
++	}
++	return true;
+ }
+ 
+ /* bit banging i2c */
+diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h
+index 6df4e3c..d09031c 100644
+--- a/drivers/gpu/drm/radeon/radeon_mode.h
++++ b/drivers/gpu/drm/radeon/radeon_mode.h
+@@ -438,6 +438,9 @@ struct radeon_connector {
+ 	struct radeon_i2c_chan *ddc_bus;
+ 	/* some systems have an hdmi and vga port with a shared ddc line */
+ 	bool shared_ddc;
++	/* for some Radeon chip families we apply an additional EDID header
++	   check as part of the DDC probe */
++	bool requires_extended_probe;
+ 	bool use_digital;
+ 	/* we need to mind the EDID between detect
+ 	   and get modes due to analog/digital/tvencoder */
+@@ -514,7 +517,8 @@ extern void radeon_i2c_put_byte(struct radeon_i2c_chan *i2c,
+ 				u8 val);
+ extern void radeon_router_select_ddc_port(struct radeon_connector *radeon_connector);
+ extern void radeon_router_select_cd_port(struct radeon_connector *radeon_connector);
+-extern bool radeon_ddc_probe(struct radeon_connector *radeon_connector);
++extern bool radeon_ddc_probe(struct radeon_connector *radeon_connector,
++			bool requires_extended_probe);
+ extern int radeon_ddc_get_modes(struct radeon_connector *radeon_connector);
+ 
+ extern struct drm_encoder *radeon_best_encoder(struct drm_connector *connector);
+diff --git a/drivers/isdn/i4l/isdn_net.c b/drivers/isdn/i4l/isdn_net.c
+index 9798811..b145b5a 100644
+--- a/drivers/isdn/i4l/isdn_net.c
++++ b/drivers/isdn/i4l/isdn_net.c
+@@ -2531,6 +2531,9 @@ static void _isdn_setup(struct net_device *dev)
+ 
+ 	/* Setup the generic properties */
+ 	dev->flags = IFF_NOARP|IFF_POINTOPOINT;
++
++	/* isdn prepends a header in the tx path, can't share skbs */
++	dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ 	dev->header_ops = NULL;
+ 	dev->netdev_ops = &isdn_netdev_ops;
+ 
+diff --git a/drivers/net/Makefile b/drivers/net/Makefile
+index 776a478..d5ce011 100644
+--- a/drivers/net/Makefile
++++ b/drivers/net/Makefile
+@@ -283,6 +283,7 @@ obj-$(CONFIG_USB_HSO)		+= usb/
+ obj-$(CONFIG_USB_USBNET)        += usb/
+ obj-$(CONFIG_USB_ZD1201)        += usb/
+ obj-$(CONFIG_USB_IPHETH)        += usb/
++obj-$(CONFIG_USB_CDC_PHONET)   += usb/
+ 
+ obj-$(CONFIG_WLAN) += wireless/
+ obj-$(CONFIG_NET_TULIP) += tulip/
+diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
+index 63c22b0..9ea2f21 100644
+--- a/drivers/net/bonding/bond_main.c
++++ b/drivers/net/bonding/bond_main.c
+@@ -1625,8 +1625,10 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
+ 
+ 			if (slave_dev->type != ARPHRD_ETHER)
+ 				bond_setup_by_slave(bond_dev, slave_dev);
+-			else
++			else {
+ 				ether_setup(bond_dev);
++				bond_dev->priv_flags &= ~IFF_TX_SKB_SHARING;
++			}
+ 
+ 			netdev_bonding_change(bond_dev,
+ 					      NETDEV_POST_TYPE_CHANGE);
+@@ -4398,7 +4400,7 @@ static void bond_setup(struct net_device *bond_dev)
+ 	bond_dev->tx_queue_len = 0;
+ 	bond_dev->flags |= IFF_MASTER|IFF_MULTICAST;
+ 	bond_dev->priv_flags |= IFF_BONDING;
+-	bond_dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
++	bond_dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
+ 
+ 	/* At first, we block adding VLANs. That's the only way to
+ 	 * prevent problems that occur when adding VLANs over an
+diff --git a/drivers/net/bonding/bond_sysfs.c b/drivers/net/bonding/bond_sysfs.c
+index 88fcb25..0624610 100644
+--- a/drivers/net/bonding/bond_sysfs.c
++++ b/drivers/net/bonding/bond_sysfs.c
+@@ -992,6 +992,7 @@ static ssize_t bonding_store_primary(struct device *d,
+ 	int i;
+ 	struct slave *slave;
+ 	struct bonding *bond = to_bond(d);
++	char ifname[IFNAMSIZ];
+ 
+ 	if (!rtnl_trylock())
+ 		return restart_syscall();
+@@ -1002,32 +1003,33 @@ static ssize_t bonding_store_primary(struct device *d,
+ 	if (!USES_PRIMARY(bond->params.mode)) {
+ 		pr_info("%s: Unable to set primary slave; %s is in mode %d\n",
+ 			bond->dev->name, bond->dev->name, bond->params.mode);
+-	} else {
+-		bond_for_each_slave(bond, slave, i) {
+-			if (strnicmp
+-			    (slave->dev->name, buf,
+-			     strlen(slave->dev->name)) == 0) {
+-				pr_info("%s: Setting %s as primary slave.\n",
+-					bond->dev->name, slave->dev->name);
+-				bond->primary_slave = slave;
+-				strcpy(bond->params.primary, slave->dev->name);
+-				bond_select_active_slave(bond);
+-				goto out;
+-			}
+-		}
++		goto out;
++	}
+ 
+-		/* if we got here, then we didn't match the name of any slave */
++	sscanf(buf, "%16s", ifname); /* IFNAMSIZ */
+ 
+-		if (strlen(buf) == 0 || buf[0] == '\n') {
+-			pr_info("%s: Setting primary slave to None.\n",
+-				bond->dev->name);
+-			bond->primary_slave = NULL;
+-				bond_select_active_slave(bond);
+-		} else {
+-			pr_info("%s: Unable to set %.*s as primary slave as it is not a slave.\n",
+-				bond->dev->name, (int)strlen(buf) - 1, buf);
++	/* check to see if we are clearing primary */
++	if (!strlen(ifname) || buf[0] == '\n') {
++		pr_info("%s: Setting primary slave to None.\n",
++			bond->dev->name);
++		bond->primary_slave = NULL;
++		bond_select_active_slave(bond);
++		goto out;
++	}
++
++	bond_for_each_slave(bond, slave, i) {
++		if (strncmp(slave->dev->name, ifname, IFNAMSIZ) == 0) {
++			pr_info("%s: Setting %s as primary slave.\n",
++				bond->dev->name, slave->dev->name);
++			bond->primary_slave = slave;
++			strcpy(bond->params.primary, slave->dev->name);
++			bond_select_active_slave(bond);
++			goto out;
+ 		}
+ 	}
++
++	pr_info("%s: Unable to set %.*s as primary slave.\n",
++		bond->dev->name, (int)strlen(buf) - 1, buf);
+ out:
+ 	write_unlock_bh(&bond->curr_slave_lock);
+ 	read_unlock(&bond->lock);
+@@ -1162,6 +1164,7 @@ static ssize_t bonding_store_active_slave(struct device *d,
+ 	struct slave *old_active = NULL;
+ 	struct slave *new_active = NULL;
+ 	struct bonding *bond = to_bond(d);
++	char ifname[IFNAMSIZ];
+ 
+ 	if (!rtnl_trylock())
+ 		return restart_syscall();
+@@ -1170,56 +1173,62 @@ static ssize_t bonding_store_active_slave(struct device *d,
+ 	read_lock(&bond->lock);
+ 	write_lock_bh(&bond->curr_slave_lock);
+ 
+-	if (!USES_PRIMARY(bond->params.mode))
++	if (!USES_PRIMARY(bond->params.mode)) {
+ 		pr_info("%s: Unable to change active slave; %s is in mode %d\n",
+ 			bond->dev->name, bond->dev->name, bond->params.mode);
+-	else {
+-		bond_for_each_slave(bond, slave, i) {
+-			if (strnicmp
+-			    (slave->dev->name, buf,
+-			     strlen(slave->dev->name)) == 0) {
+-        			old_active = bond->curr_active_slave;
+-        			new_active = slave;
+-        			if (new_active == old_active) {
+-					/* do nothing */
+-					pr_info("%s: %s is already the current active slave.\n",
++		goto out;
++	}
++
++	sscanf(buf, "%16s", ifname); /* IFNAMSIZ */
++
++	/* check to see if we are clearing active */
++	if (!strlen(ifname) || buf[0] == '\n') {
++		pr_info("%s: Clearing current active slave.\n",
++			bond->dev->name);
++		bond->curr_active_slave = NULL;
++		bond_select_active_slave(bond);
++		goto out;
++	}
++
++	bond_for_each_slave(bond, slave, i) {
++		if (strncmp(slave->dev->name, ifname, IFNAMSIZ) == 0) {
++			old_active = bond->curr_active_slave;
++			new_active = slave;
++			if (new_active == old_active) {
++				/* do nothing */
++				pr_info("%s: %s is already the current"
++					" active slave.\n",
++					bond->dev->name,
++					slave->dev->name);
++				goto out;
++			}
++			else {
++				if ((new_active) &&
++				    (old_active) &&
++				    (new_active->link == BOND_LINK_UP) &&
++				    IS_UP(new_active->dev)) {
++					pr_info("%s: Setting %s as active"
++						" slave.\n",
+ 						bond->dev->name,
+ 						slave->dev->name);
+-					goto out;
++					bond_change_active_slave(bond,
++								 new_active);
+ 				}
+ 				else {
+-        				if ((new_active) &&
+-            				    (old_active) &&
+-				            (new_active->link == BOND_LINK_UP) &&
+-				            IS_UP(new_active->dev)) {
+-						pr_info("%s: Setting %s as active slave.\n",
+-							bond->dev->name,
+-							slave->dev->name);
+-							bond_change_active_slave(bond, new_active);
+-        				}
+-					else {
+-						pr_info("%s: Could not set %s as active slave; either %s is down or the link is down.\n",
+-							bond->dev->name,
+-							slave->dev->name,
+-							slave->dev->name);
+-					}
+-					goto out;
++					pr_info("%s: Could not set %s as"
++						" active slave; either %s is"
++						" down or the link is down.\n",
++						bond->dev->name,
++						slave->dev->name,
++						slave->dev->name);
+ 				}
++				goto out;
+ 			}
+ 		}
+-
+-		/* if we got here, then we didn't match the name of any slave */
+-
+-		if (strlen(buf) == 0 || buf[0] == '\n') {
+-			pr_info("%s: Setting active slave to None.\n",
+-				bond->dev->name);
+-			bond->primary_slave = NULL;
+-			bond_select_active_slave(bond);
+-		} else {
+-			pr_info("%s: Unable to set %.*s as active slave as it is not a slave.\n",
+-				bond->dev->name, (int)strlen(buf) - 1, buf);
+-		}
+ 	}
++
++	pr_info("%s: Unable to set %.*s as active slave.\n",
++		bond->dev->name, (int)strlen(buf) - 1, buf);
+  out:
+ 	write_unlock_bh(&bond->curr_slave_lock);
+ 	read_unlock(&bond->lock);
+diff --git a/drivers/net/e1000e/lib.c b/drivers/net/e1000e/lib.c
+index dd8ab05..8d28602 100644
+--- a/drivers/net/e1000e/lib.c
++++ b/drivers/net/e1000e/lib.c
+@@ -190,7 +190,8 @@ s32 e1000_check_alt_mac_addr_generic(struct e1000_hw *hw)
+ 	/* Check for LOM (vs. NIC) or one of two valid mezzanine cards */
+ 	if (!((nvm_data & NVM_COMPAT_LOM) ||
+ 	      (hw->adapter->pdev->device == E1000_DEV_ID_82571EB_SERDES_DUAL) ||
+-	      (hw->adapter->pdev->device == E1000_DEV_ID_82571EB_SERDES_QUAD)))
++	      (hw->adapter->pdev->device == E1000_DEV_ID_82571EB_SERDES_QUAD) ||
++	      (hw->adapter->pdev->device == E1000_DEV_ID_82571EB_SERDES)))
+ 		goto out;
+ 
+ 	ret_val = e1000_read_nvm(hw, NVM_ALT_MAC_ADDR_PTR, 1,
+diff --git a/drivers/net/gianfar_ptp.c b/drivers/net/gianfar_ptp.c
+index d8e1753..c413479 100644
+--- a/drivers/net/gianfar_ptp.c
++++ b/drivers/net/gianfar_ptp.c
+@@ -193,14 +193,9 @@ static void set_alarm(struct etsects *etsects)
+ /* Caller must hold etsects->lock. */
+ static void set_fipers(struct etsects *etsects)
+ {
+-	u32 tmr_ctrl = gfar_read(&etsects->regs->tmr_ctrl);
+-
+-	gfar_write(&etsects->regs->tmr_ctrl,   tmr_ctrl & (~TE));
+-	gfar_write(&etsects->regs->tmr_prsc,   etsects->tmr_prsc);
++	set_alarm(etsects);
+ 	gfar_write(&etsects->regs->tmr_fiper1, etsects->tmr_fiper1);
+ 	gfar_write(&etsects->regs->tmr_fiper2, etsects->tmr_fiper2);
+-	set_alarm(etsects);
+-	gfar_write(&etsects->regs->tmr_ctrl,   tmr_ctrl|TE);
+ }
+ 
+ /*
+@@ -511,7 +506,7 @@ static int gianfar_ptp_probe(struct platform_device *dev)
+ 	gfar_write(&etsects->regs->tmr_fiper1, etsects->tmr_fiper1);
+ 	gfar_write(&etsects->regs->tmr_fiper2, etsects->tmr_fiper2);
+ 	set_alarm(etsects);
+-	gfar_write(&etsects->regs->tmr_ctrl,   tmr_ctrl|FS|RTPE|TE);
++	gfar_write(&etsects->regs->tmr_ctrl,   tmr_ctrl|FS|RTPE|TE|FRD);
+ 
+ 	spin_unlock_irqrestore(&etsects->lock, flags);
+ 
+diff --git a/drivers/net/ifb.c b/drivers/net/ifb.c
+index 4fecaed..2b98461 100644
+--- a/drivers/net/ifb.c
++++ b/drivers/net/ifb.c
+@@ -145,7 +145,7 @@ static void ifb_setup(struct net_device *dev)
+ 
+ 	dev->flags |= IFF_NOARP;
+ 	dev->flags &= ~IFF_MULTICAST;
+-	dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
++	dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
+ 	random_ether_addr(dev->dev_addr);
+ }
+ 
+diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
+index d6aeaa5..2f3c48d 100644
+--- a/drivers/net/macvlan.c
++++ b/drivers/net/macvlan.c
+@@ -547,7 +547,7 @@ void macvlan_common_setup(struct net_device *dev)
+ {
+ 	ether_setup(dev);
+ 
+-	dev->priv_flags	       &= ~IFF_XMIT_DST_RELEASE;
++	dev->priv_flags	       &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
+ 	dev->netdev_ops		= &macvlan_netdev_ops;
+ 	dev->destructor		= free_netdev;
+ 	dev->header_ops		= &macvlan_hard_header_ops,
+diff --git a/drivers/net/niu.c b/drivers/net/niu.c
+index cc25bff..2f8c351 100644
+--- a/drivers/net/niu.c
++++ b/drivers/net/niu.c
+@@ -9196,7 +9196,7 @@ static int __devinit niu_ldg_init(struct niu *np)
+ 
+ 	first_chan = 0;
+ 	for (i = 0; i < port; i++)
+-		first_chan += parent->rxchan_per_port[port];
++		first_chan += parent->rxchan_per_port[i];
+ 	num_chan = parent->rxchan_per_port[port];
+ 
+ 	for (i = first_chan; i < (first_chan + num_chan); i++) {
+@@ -9212,7 +9212,7 @@ static int __devinit niu_ldg_init(struct niu *np)
+ 
+ 	first_chan = 0;
+ 	for (i = 0; i < port; i++)
+-		first_chan += parent->txchan_per_port[port];
++		first_chan += parent->txchan_per_port[i];
+ 	num_chan = parent->txchan_per_port[port];
+ 	for (i = first_chan; i < (first_chan + num_chan); i++) {
+ 		err = niu_ldg_assign_ldn(np, parent,
+diff --git a/drivers/net/phy/dp83640.c b/drivers/net/phy/dp83640.c
+index 2cd8dc5..cb6e0b4 100644
+--- a/drivers/net/phy/dp83640.c
++++ b/drivers/net/phy/dp83640.c
+@@ -34,8 +34,7 @@
+ #define PAGESEL		0x13
+ #define LAYER4		0x02
+ #define LAYER2		0x01
+-#define MAX_RXTS	4
+-#define MAX_TXTS	4
++#define MAX_RXTS	64
+ #define N_EXT_TS	1
+ #define PSF_PTPVER	2
+ #define PSF_EVNT	0x4000
+@@ -218,7 +217,7 @@ static void phy2rxts(struct phy_rxts *p, struct rxts *rxts)
+ 	rxts->seqid = p->seqid;
+ 	rxts->msgtype = (p->msgtype >> 12) & 0xf;
+ 	rxts->hash = p->msgtype & 0x0fff;
+-	rxts->tmo = jiffies + HZ;
++	rxts->tmo = jiffies + 2;
+ }
+ 
+ static u64 phy2txts(struct phy_txts *p)
+diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c
+index 5990621..5f838ef 100644
+--- a/drivers/net/r8169.c
++++ b/drivers/net/r8169.c
+@@ -236,6 +236,7 @@ static DEFINE_PCI_DEVICE_TABLE(rtl8169_pci_tbl) = {
+ 	{ PCI_DEVICE(PCI_VENDOR_ID_REALTEK,	0x8168), 0, 0, RTL_CFG_1 },
+ 	{ PCI_DEVICE(PCI_VENDOR_ID_REALTEK,	0x8169), 0, 0, RTL_CFG_0 },
+ 	{ PCI_DEVICE(PCI_VENDOR_ID_DLINK,	0x4300), 0, 0, RTL_CFG_0 },
++	{ PCI_DEVICE(PCI_VENDOR_ID_DLINK,	0x4302), 0, 0, RTL_CFG_0 },
+ 	{ PCI_DEVICE(PCI_VENDOR_ID_AT,		0xc107), 0, 0, RTL_CFG_0 },
+ 	{ PCI_DEVICE(0x16ec,			0x0116), 0, 0, RTL_CFG_0 },
+ 	{ PCI_VENDOR_ID_LINKSYS,		0x1032,
+diff --git a/drivers/net/sis190.c b/drivers/net/sis190.c
+index b436e00..f6d26ab 100644
+--- a/drivers/net/sis190.c
++++ b/drivers/net/sis190.c
+@@ -1824,6 +1824,16 @@ static int sis190_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
+ 		generic_mii_ioctl(&tp->mii_if, if_mii(ifr), cmd, NULL);
+ }
+ 
++static int sis190_mac_addr(struct net_device  *dev, void *p)
++{
++	int rc;
++
++	rc = eth_mac_addr(dev, p);
++	if (!rc)
++		sis190_init_rxfilter(dev);
++	return rc;
++}
++
+ static const struct net_device_ops sis190_netdev_ops = {
+ 	.ndo_open		= sis190_open,
+ 	.ndo_stop		= sis190_close,
+@@ -1832,7 +1842,7 @@ static const struct net_device_ops sis190_netdev_ops = {
+ 	.ndo_tx_timeout		= sis190_tx_timeout,
+ 	.ndo_set_multicast_list = sis190_set_rx_mode,
+ 	.ndo_change_mtu		= eth_change_mtu,
+-	.ndo_set_mac_address 	= eth_mac_addr,
++	.ndo_set_mac_address	= sis190_mac_addr,
+ 	.ndo_validate_addr	= eth_validate_addr,
+ #ifdef CONFIG_NET_POLL_CONTROLLER
+ 	.ndo_poll_controller	 = sis190_netpoll,
+diff --git a/drivers/net/tun.c b/drivers/net/tun.c
+index 5235f48..fb50e5a 100644
+--- a/drivers/net/tun.c
++++ b/drivers/net/tun.c
+@@ -528,6 +528,7 @@ static void tun_net_init(struct net_device *dev)
+ 		dev->netdev_ops = &tap_netdev_ops;
+ 		/* Ethernet TAP Device */
+ 		ether_setup(dev);
++		dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ 
+ 		random_ether_addr(dev->dev_addr);
+ 
+diff --git a/drivers/net/veth.c b/drivers/net/veth.c
+index 8461576..4bf7c6d 100644
+--- a/drivers/net/veth.c
++++ b/drivers/net/veth.c
+@@ -262,6 +262,8 @@ static void veth_setup(struct net_device *dev)
+ {
+ 	ether_setup(dev);
+ 
++	dev->priv_flags &= ~IFF_TX_SKB_SHARING;
++
+ 	dev->netdev_ops = &veth_netdev_ops;
+ 	dev->ethtool_ops = &veth_ethtool_ops;
+ 	dev->features |= NETIF_F_LLTX;
+diff --git a/drivers/net/wan/hdlc_fr.c b/drivers/net/wan/hdlc_fr.c
+index fc433f2..13f9997 100644
+--- a/drivers/net/wan/hdlc_fr.c
++++ b/drivers/net/wan/hdlc_fr.c
+@@ -1083,9 +1083,10 @@ static int fr_add_pvc(struct net_device *frad, unsigned int dlci, int type)
+ 
+ 	used = pvc_is_used(pvc);
+ 
+-	if (type == ARPHRD_ETHER)
++	if (type == ARPHRD_ETHER) {
+ 		dev = alloc_netdev(0, "pvceth%d", ether_setup);
+-	else
++		dev->priv_flags &= ~IFF_TX_SKB_SHARING;
++	} else
+ 		dev = alloc_netdev(0, "pvc%d", pvc_setup);
+ 
+ 	if (!dev) {
+diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c
+index 55cf71f..e1b3e3c 100644
+--- a/drivers/net/wireless/airo.c
++++ b/drivers/net/wireless/airo.c
+@@ -2823,6 +2823,7 @@ static struct net_device *_init_airo_card( unsigned short irq, int port,
+ 	dev->wireless_data = &ai->wireless_data;
+ 	dev->irq = irq;
+ 	dev->base_addr = port;
++	dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ 
+ 	SET_NETDEV_DEV(dev, dmdev);
+ 
+diff --git a/drivers/net/wireless/ath/ath9k/ar9002_hw.c b/drivers/net/wireless/ath/ath9k/ar9002_hw.c
+index f344cc2..c32f9d1 100644
+--- a/drivers/net/wireless/ath/ath9k/ar9002_hw.c
++++ b/drivers/net/wireless/ath/ath9k/ar9002_hw.c
+@@ -309,11 +309,7 @@ static void ar9002_hw_configpcipowersave(struct ath_hw *ah,
+ 	u8 i;
+ 	u32 val;
+ 
+-	if (ah->is_pciexpress != true)
+-		return;
+-
+-	/* Do not touch SerDes registers */
+-	if (ah->config.pcie_powersave_enable == 2)
++	if (ah->is_pciexpress != true || ah->aspm_enabled != true)
+ 		return;
+ 
+ 	/* Nothing to do on restore for 11N */
+diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
+index ff8150e..7e07f0f 100644
+--- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
++++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c
+@@ -306,7 +306,7 @@ static const struct ar9300_eeprom ar9300_default = {
+ 		 { { CTL(60, 0), CTL(60, 1), CTL(60, 0), CTL(60, 0) } },
+ 		 { { CTL(60, 1), CTL(60, 0), CTL(60, 0), CTL(60, 1) } },
+ 
+-		 { { CTL(60, 1), CTL(60, 0), CTL(0, 0), CTL(0, 0) } },
++		 { { CTL(60, 1), CTL(60, 0), CTL(60, 0), CTL(60, 0) } },
+ 		 { { CTL(60, 0), CTL(60, 1), CTL(60, 0), CTL(60, 0) } },
+ 		 { { CTL(60, 0), CTL(60, 1), CTL(60, 0), CTL(60, 0) } },
+ 
+@@ -883,7 +883,7 @@ static const struct ar9300_eeprom ar9300_x113 = {
+ 		 { { CTL(60, 0), CTL(60, 1), CTL(60, 0), CTL(60, 0) } },
+ 		 { { CTL(60, 1), CTL(60, 0), CTL(60, 0), CTL(60, 1) } },
+ 
+-		 { { CTL(60, 1), CTL(60, 0), CTL(0, 0), CTL(0, 0) } },
++		 { { CTL(60, 1), CTL(60, 0), CTL(60, 0), CTL(60, 0) } },
+ 		 { { CTL(60, 0), CTL(60, 1), CTL(60, 0), CTL(60, 0) } },
+ 		 { { CTL(60, 0), CTL(60, 1), CTL(60, 0), CTL(60, 0) } },
+ 
+@@ -2039,7 +2039,7 @@ static const struct ar9300_eeprom ar9300_x112 = {
+ 		{ { CTL(60, 0), CTL(60, 1), CTL(60, 0), CTL(60, 0) } },
+ 		{ { CTL(60, 1), CTL(60, 0), CTL(60, 0), CTL(60, 1) } },
+ 
+-		{ { CTL(60, 1), CTL(60, 0), CTL(0, 0), CTL(0, 0) } },
++		{ { CTL(60, 1), CTL(60, 0), CTL(60, 0), CTL(60, 0) } },
+ 		{ { CTL(60, 0), CTL(60, 1), CTL(60, 0), CTL(60, 0) } },
+ 		{ { CTL(60, 0), CTL(60, 1), CTL(60, 0), CTL(60, 0) } },
+ 
+diff --git a/drivers/net/wireless/ath/ath9k/ar9003_hw.c b/drivers/net/wireless/ath/ath9k/ar9003_hw.c
+index 392bf0f..7e02fb4 100644
+--- a/drivers/net/wireless/ath/ath9k/ar9003_hw.c
++++ b/drivers/net/wireless/ath/ath9k/ar9003_hw.c
+@@ -351,11 +351,7 @@ static void ar9003_hw_configpcipowersave(struct ath_hw *ah,
+ 					 int restore,
+ 					 int power_off)
+ {
+-	if (ah->is_pciexpress != true)
+-		return;
+-
+-	/* Do not touch SerDes registers */
+-	if (ah->config.pcie_powersave_enable == 2)
++	if (ah->is_pciexpress != true || ah->aspm_enabled != true)
+ 		return;
+ 
+ 	/* Nothing to do on restore for 11N */
+diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.h b/drivers/net/wireless/ath/ath9k/ar9003_phy.h
+index 443090d..efdbe98 100644
+--- a/drivers/net/wireless/ath/ath9k/ar9003_phy.h
++++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.h
+@@ -848,7 +848,7 @@
+ #define AR_PHY_TPC_11_B1         (AR_SM1_BASE + 0x220)
+ #define AR_PHY_PDADC_TAB_1       (AR_SM1_BASE + 0x240)
+ #define AR_PHY_TX_IQCAL_STATUS_B1   (AR_SM1_BASE + 0x48c)
+-#define AR_PHY_TX_IQCAL_CORR_COEFF_B1(_i)    (AR_SM_BASE + 0x450 + ((_i) << 2))
++#define AR_PHY_TX_IQCAL_CORR_COEFF_B1(_i)    (AR_SM1_BASE + 0x450 + ((_i) << 2))
+ 
+ /*
+  * Channel 2 Register Map
+diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
+index 1be7c8b..03900ca 100644
+--- a/drivers/net/wireless/ath/ath9k/hw.c
++++ b/drivers/net/wireless/ath/ath9k/hw.c
+@@ -299,6 +299,14 @@ static void ath9k_hw_disablepcie(struct ath_hw *ah)
+ 	REG_WRITE(ah, AR_PCIE_SERDES2, 0x00000000);
+ }
+ 
++static void ath9k_hw_aspm_init(struct ath_hw *ah)
++{
++	struct ath_common *common = ath9k_hw_common(ah);
++
++	if (common->bus_ops->aspm_init)
++		common->bus_ops->aspm_init(common);
++}
++
+ /* This should work for all families including legacy */
+ static bool ath9k_hw_chip_test(struct ath_hw *ah)
+ {
+@@ -359,7 +367,6 @@ static void ath9k_hw_init_config(struct ath_hw *ah)
+ 	ah->config.additional_swba_backoff = 0;
+ 	ah->config.ack_6mb = 0x0;
+ 	ah->config.cwm_ignore_extcca = 0;
+-	ah->config.pcie_powersave_enable = 0;
+ 	ah->config.pcie_clock_req = 0;
+ 	ah->config.pcie_waen = 0;
+ 	ah->config.analog_shiftreg = 1;
+@@ -577,7 +584,7 @@ static int __ath9k_hw_init(struct ath_hw *ah)
+ 
+ 
+ 	if (ah->is_pciexpress)
+-		ath9k_hw_configpcipowersave(ah, 0, 0);
++		ath9k_hw_aspm_init(ah);
+ 	else
+ 		ath9k_hw_disablepcie(ah);
+ 
+diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h
+index 4b157c5..939cc9d 100644
+--- a/drivers/net/wireless/ath/ath9k/hw.h
++++ b/drivers/net/wireless/ath/ath9k/hw.h
+@@ -215,7 +215,6 @@ struct ath9k_ops_config {
+ 	int additional_swba_backoff;
+ 	int ack_6mb;
+ 	u32 cwm_ignore_extcca;
+-	u8 pcie_powersave_enable;
+ 	bool pcieSerDesWrite;
+ 	u8 pcie_clock_req;
+ 	u32 pcie_waen;
+@@ -671,6 +670,7 @@ struct ath_hw {
+ 
+ 	bool sw_mgmt_crypto;
+ 	bool is_pciexpress;
++	bool aspm_enabled;
+ 	bool is_monitoring;
+ 	bool need_an_top2_fixup;
+ 	u16 tx_trig_level;
+@@ -870,6 +870,7 @@ struct ath_bus_ops {
+ 	bool (*eeprom_read)(struct ath_common *common, u32 off, u16 *data);
+ 	void (*bt_coex_prep)(struct ath_common *common);
+ 	void (*extn_synch_en)(struct ath_common *common);
++	void (*aspm_init)(struct ath_common *common);
+ };
+ 
+ static inline struct ath_common *ath9k_hw_common(struct ath_hw *ah)
+diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c
+index 45c585a..5a9fd21 100644
+--- a/drivers/net/wireless/ath/ath9k/init.c
++++ b/drivers/net/wireless/ath/ath9k/init.c
+@@ -665,8 +665,10 @@ static void ath9k_init_band_txpower(struct ath_softc *sc, int band)
+ static void ath9k_init_txpower_limits(struct ath_softc *sc)
+ {
+ 	struct ath_hw *ah = sc->sc_ah;
++	struct ath_common *common = ath9k_hw_common(sc->sc_ah);
+ 	struct ath9k_channel *curchan = ah->curchan;
+ 
++	ah->txchainmask = common->tx_chainmask;
+ 	if (ah->caps.hw_caps & ATH9K_HW_CAP_2GHZ)
+ 		ath9k_init_band_txpower(sc, IEEE80211_BAND_2GHZ);
+ 	if (ah->caps.hw_caps & ATH9K_HW_CAP_5GHZ)
+diff --git a/drivers/net/wireless/ath/ath9k/pci.c b/drivers/net/wireless/ath/ath9k/pci.c
+index 3bad0b2..be4ea13 100644
+--- a/drivers/net/wireless/ath/ath9k/pci.c
++++ b/drivers/net/wireless/ath/ath9k/pci.c
+@@ -16,6 +16,7 @@
+ 
+ #include <linux/nl80211.h>
+ #include <linux/pci.h>
++#include <linux/pci-aspm.h>
+ #include <linux/ath9k_platform.h>
+ #include "ath9k.h"
+ 
+@@ -115,12 +116,38 @@ static void ath_pci_extn_synch_enable(struct ath_common *common)
+ 	pci_write_config_byte(pdev, sc->sc_ah->caps.pcie_lcr_offset, lnkctl);
+ }
+ 
++static void ath_pci_aspm_init(struct ath_common *common)
++{
++	struct ath_softc *sc = (struct ath_softc *) common->priv;
++	struct ath_hw *ah = sc->sc_ah;
++	struct pci_dev *pdev = to_pci_dev(sc->dev);
++	struct pci_dev *parent;
++	int pos;
++	u8 aspm;
++
++	if (!pci_is_pcie(pdev))
++		return;
++
++	parent = pdev->bus->self;
++	if (WARN_ON(!parent))
++		return;
++
++	pos = pci_pcie_cap(parent);
++	pci_read_config_byte(parent, pos +  PCI_EXP_LNKCTL, &aspm);
++	if (aspm & (PCIE_LINK_STATE_L0S | PCIE_LINK_STATE_L1)) {
++		ah->aspm_enabled = true;
++		/* Initialize PCIe PM and SERDES registers. */
++		ath9k_hw_configpcipowersave(ah, 0, 0);
++	}
++}
++
+ static const struct ath_bus_ops ath_pci_bus_ops = {
+ 	.ath_bus_type = ATH_PCI,
+ 	.read_cachesize = ath_pci_read_cachesize,
+ 	.eeprom_read = ath_pci_eeprom_read,
+ 	.bt_coex_prep = ath_pci_bt_coex_prep,
+ 	.extn_synch_en = ath_pci_extn_synch_enable,
++	.aspm_init = ath_pci_aspm_init,
+ };
+ 
+ static int ath_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
+diff --git a/drivers/net/wireless/hostap/hostap_main.c b/drivers/net/wireless/hostap/hostap_main.c
+index d508482..89a116f 100644
+--- a/drivers/net/wireless/hostap/hostap_main.c
++++ b/drivers/net/wireless/hostap/hostap_main.c
+@@ -855,6 +855,7 @@ void hostap_setup_dev(struct net_device *dev, local_info_t *local,
+ 
+ 	iface = netdev_priv(dev);
+ 	ether_setup(dev);
++	dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ 
+ 	/* kernel callbacks */
+ 	if (iface) {
+diff --git a/drivers/net/wireless/iwlegacy/iwl-3945.c b/drivers/net/wireless/iwlegacy/iwl-3945.c
+index d096dc2..dcc1552 100644
+--- a/drivers/net/wireless/iwlegacy/iwl-3945.c
++++ b/drivers/net/wireless/iwlegacy/iwl-3945.c
+@@ -1747,7 +1747,11 @@ int iwl3945_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
+ 		}
+ 
+ 		memcpy(active_rxon, staging_rxon, sizeof(*active_rxon));
+-
++		/*
++		 * We do not commit tx power settings while channel changing,
++		 * do it now if tx power changed.
++		 */
++		iwl_legacy_set_tx_power(priv, priv->tx_power_next, false);
+ 		return 0;
+ 	}
+ 
+diff --git a/drivers/net/wireless/iwlegacy/iwl-4965.c b/drivers/net/wireless/iwlegacy/iwl-4965.c
+index facc94e..0a1babb 100644
+--- a/drivers/net/wireless/iwlegacy/iwl-4965.c
++++ b/drivers/net/wireless/iwlegacy/iwl-4965.c
+@@ -1237,7 +1237,12 @@ static int iwl4965_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *c
+ 
+ 		memcpy(active_rxon, &ctx->staging, sizeof(*active_rxon));
+ 		iwl_legacy_print_rx_config_cmd(priv, ctx);
+-		goto set_tx_power;
++		/*
++		 * We do not commit tx power settings while channel changing,
++		 * do it now if tx power changed.
++		 */
++		iwl_legacy_set_tx_power(priv, priv->tx_power_next, false);
++		return 0;
+ 	}
+ 
+ 	/* If we are currently associated and the new config requires
+@@ -1317,7 +1322,6 @@ static int iwl4965_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *c
+ 
+ 	iwl4965_init_sensitivity(priv);
+ 
+-set_tx_power:
+ 	/* If we issue a new RXON command which required a tune then we must
+ 	 * send a new TXPOWER command or we won't be able to Tx any frames */
+ 	ret = iwl_legacy_set_tx_power(priv, priv->tx_power_next, true);
+diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c
+index e816c27..f1c3f49 100644
+--- a/drivers/net/wireless/iwlwifi/iwl-5000.c
++++ b/drivers/net/wireless/iwlwifi/iwl-5000.c
+@@ -421,6 +421,7 @@ static struct iwl_base_params iwl5000_base_params = {
+ 	.chain_noise_scale = 1000,
+ 	.wd_timeout = IWL_LONG_WD_TIMEOUT,
+ 	.max_event_log_size = 512,
++	.no_idle_support = true,
+ };
+ static struct iwl_ht_params iwl5000_ht_params = {
+ 	.ht_greenfield_support = true,
+diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h
+index a54d416..b76996a 100644
+--- a/drivers/net/wireless/iwlwifi/iwl-core.h
++++ b/drivers/net/wireless/iwlwifi/iwl-core.h
+@@ -195,6 +195,7 @@ struct iwl_mod_params {
+  * @temperature_kelvin: temperature report by uCode in kelvin
+  * @max_event_log_size: size of event log buffer size for ucode event logging
+  * @shadow_reg_enable: HW shadhow register bit
++ * @no_idle_support: do not support idle mode
+  */
+ struct iwl_base_params {
+ 	int eeprom_size;
+@@ -216,6 +217,7 @@ struct iwl_base_params {
+ 	bool temperature_kelvin;
+ 	u32 max_event_log_size;
+ 	const bool shadow_reg_enable;
++	const bool no_idle_support;
+ };
+ /*
+  * @advanced_bt_coexist: support advanced bt coexist
+diff --git a/drivers/net/wireless/iwlwifi/iwl-power.c b/drivers/net/wireless/iwlwifi/iwl-power.c
+index 595c930..4a05a6a 100644
+--- a/drivers/net/wireless/iwlwifi/iwl-power.c
++++ b/drivers/net/wireless/iwlwifi/iwl-power.c
+@@ -355,7 +355,8 @@ static void iwl_power_build_cmd(struct iwl_priv *priv,
+ 
+ 	dtimper = priv->hw->conf.ps_dtim_period ?: 1;
+ 
+-	if (priv->hw->conf.flags & IEEE80211_CONF_IDLE)
++	if (!priv->cfg->base_params->no_idle_support &&
++		 priv->hw->conf.flags & IEEE80211_CONF_IDLE)
+ 		iwl_static_sleep_cmd(priv, cmd, IWL_POWER_INDEX_5, 20);
+ 	else if (iwl_tt_is_low_power_state(priv)) {
+ 		/* in thermal throttling low power state */
+diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c
+index 2a6aa85..5a45228 100644
+--- a/drivers/net/wireless/rt2x00/rt2800lib.c
++++ b/drivers/net/wireless/rt2x00/rt2800lib.c
+@@ -784,8 +784,7 @@ void rt2800_write_beacon(struct queue_entry *entry, struct txentry_desc *txdesc)
+ 	/*
+ 	 * Add space for the TXWI in front of the skb.
+ 	 */
+-	skb_push(entry->skb, TXWI_DESC_SIZE);
+-	memset(entry->skb, 0, TXWI_DESC_SIZE);
++	memset(skb_push(entry->skb, TXWI_DESC_SIZE), 0, TXWI_DESC_SIZE);
+ 
+ 	/*
+ 	 * Register descriptor details in skb frame descriptor.
+diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c
+index 93bec14..a76fdbe 100644
+--- a/drivers/net/wireless/rt2x00/rt2x00mac.c
++++ b/drivers/net/wireless/rt2x00/rt2x00mac.c
+@@ -113,7 +113,7 @@ void rt2x00mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
+ 	 * due to possible race conditions in mac80211.
+ 	 */
+ 	if (!test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags))
+-		goto exit_fail;
++		goto exit_free_skb;
+ 
+ 	/*
+ 	 * Use the ATIM queue if appropriate and present.
+@@ -127,7 +127,7 @@ void rt2x00mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
+ 		ERROR(rt2x00dev,
+ 		      "Attempt to send packet over invalid queue %d.\n"
+ 		      "Please file bug report to %s.\n", qid, DRV_PROJECT);
+-		goto exit_fail;
++		goto exit_free_skb;
+ 	}
+ 
+ 	/*
+@@ -159,6 +159,7 @@ void rt2x00mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
+ 
+  exit_fail:
+ 	rt2x00queue_pause_queue(queue);
++ exit_free_skb:
+ 	dev_kfree_skb_any(skb);
+ }
+ EXPORT_SYMBOL_GPL(rt2x00mac_tx);
+diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c
+index 254b64b..c872a23 100644
+--- a/drivers/net/wireless/rtlwifi/pci.c
++++ b/drivers/net/wireless/rtlwifi/pci.c
+@@ -1709,15 +1709,17 @@ static bool _rtl_pci_find_adapter(struct pci_dev *pdev,
+ 	pcipriv->ndis_adapter.devnumber = PCI_SLOT(pdev->devfn);
+ 	pcipriv->ndis_adapter.funcnumber = PCI_FUNC(pdev->devfn);
+ 
+-	/*find bridge info */
+-	pcipriv->ndis_adapter.pcibridge_vendorid = bridge_pdev->vendor;
+-	for (tmp = 0; tmp < PCI_BRIDGE_VENDOR_MAX; tmp++) {
+-		if (bridge_pdev->vendor == pcibridge_vendors[tmp]) {
+-			pcipriv->ndis_adapter.pcibridge_vendor = tmp;
+-			RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
+-				 ("Pci Bridge Vendor is found index: %d\n",
+-				  tmp));
+-			break;
++	if (bridge_pdev) {
++		/*find bridge info if available */
++		pcipriv->ndis_adapter.pcibridge_vendorid = bridge_pdev->vendor;
++		for (tmp = 0; tmp < PCI_BRIDGE_VENDOR_MAX; tmp++) {
++			if (bridge_pdev->vendor == pcibridge_vendors[tmp]) {
++				pcipriv->ndis_adapter.pcibridge_vendor = tmp;
++				RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG,
++					 ("Pci Bridge Vendor is found index:"
++					 " %d\n", tmp));
++				break;
++			}
+ 		}
+ 	}
+ 
+diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c
+index 3c7857c..e1678b9 100644
+--- a/drivers/platform/x86/asus-wmi.c
++++ b/drivers/platform/x86/asus-wmi.c
+@@ -797,8 +797,8 @@ exit:
+  * Hwmon device
+  */
+ static ssize_t asus_hwmon_pwm1(struct device *dev,
+-			    struct device_attribute *attr,
+-			    char *buf)
++			       struct device_attribute *attr,
++			       char *buf)
+ {
+ 	struct asus_wmi *asus = dev_get_drvdata(dev);
+ 	u32 value;
+@@ -809,7 +809,7 @@ static ssize_t asus_hwmon_pwm1(struct device *dev,
+ 	if (err < 0)
+ 		return err;
+ 
+-	value |= 0xFF;
++	value &= 0xFF;
+ 
+ 	if (value == 1) /* Low Speed */
+ 		value = 85;
+@@ -869,7 +869,7 @@ static mode_t asus_hwmon_sysfs_is_visible(struct kobject *kobj,
+ 		 * - reverved bits are non-zero
+ 		 * - sfun and presence bit are not set
+ 		 */
+-		if (value != ASUS_WMI_UNSUPPORTED_METHOD || value & 0xFFF80000
++		if (value == ASUS_WMI_UNSUPPORTED_METHOD || value & 0xFFF80000
+ 		    || (!asus->sfun && !(value & ASUS_WMI_DSTS_PRESENCE_BIT)))
+ 			ok = false;
+ 	}
+@@ -904,6 +904,7 @@ static int asus_wmi_hwmon_init(struct asus_wmi *asus)
+ 		pr_err("Could not register asus hwmon device\n");
+ 		return PTR_ERR(hwmon);
+ 	}
++	dev_set_drvdata(hwmon, asus);
+ 	asus->hwmon_device = hwmon;
+ 	result = sysfs_create_group(&hwmon->kobj, &hwmon_attribute_group);
+ 	if (result)
+@@ -1164,14 +1165,18 @@ ASUS_WMI_CREATE_DEVICE_ATTR(cardr, 0644, ASUS_WMI_DEVID_CARDREADER);
+ static ssize_t store_cpufv(struct device *dev, struct device_attribute *attr,
+ 			   const char *buf, size_t count)
+ {
+-	int value;
++	int value, rv;
+ 
+ 	if (!count || sscanf(buf, "%i", &value) != 1)
+ 		return -EINVAL;
+ 	if (value < 0 || value > 2)
+ 		return -EINVAL;
+ 
+-	return asus_wmi_evaluate_method(ASUS_WMI_METHODID_CFVS, value, 0, NULL);
++	rv = asus_wmi_evaluate_method(ASUS_WMI_METHODID_CFVS, value, 0, NULL);
++	if (rv < 0)
++		return rv;
++
++	return count;
+ }
+ 
+ static DEVICE_ATTR(cpufv, S_IRUGO | S_IWUSR, NULL, store_cpufv);
+diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.c b/drivers/scsi/mpt2sas/mpt2sas_base.c
+index efa0255..1da606c 100644
+--- a/drivers/scsi/mpt2sas/mpt2sas_base.c
++++ b/drivers/scsi/mpt2sas/mpt2sas_base.c
+@@ -94,7 +94,7 @@ module_param(diag_buffer_enable, int, 0);
+ MODULE_PARM_DESC(diag_buffer_enable, " post diag buffers "
+     "(TRACE=1/SNAPSHOT=2/EXTENDED=4/default=0)");
+ 
+-int mpt2sas_fwfault_debug;
++static int mpt2sas_fwfault_debug;
+ MODULE_PARM_DESC(mpt2sas_fwfault_debug, " enable detection of firmware fault "
+     "and halt firmware - (default=0)");
+ 
+@@ -857,7 +857,7 @@ _base_interrupt(int irq, void *bus_id)
+ 	completed_cmds = 0;
+ 	cb_idx = 0xFF;
+ 	do {
+-		rd.word = rpf->Words;
++		rd.word = le64_to_cpu(rpf->Words);
+ 		if (rd.u.low == UINT_MAX || rd.u.high == UINT_MAX)
+ 			goto out;
+ 		reply = 0;
+@@ -906,7 +906,7 @@ _base_interrupt(int irq, void *bus_id)
+ 
+  next:
+ 
+-		rpf->Words = ULLONG_MAX;
++		rpf->Words = cpu_to_le64(ULLONG_MAX);
+ 		ioc->reply_post_host_index = (ioc->reply_post_host_index ==
+ 		    (ioc->reply_post_queue_depth - 1)) ? 0 :
+ 		    ioc->reply_post_host_index + 1;
+@@ -1817,7 +1817,9 @@ _base_display_ioc_capabilities(struct MPT2SAS_ADAPTER *ioc)
+ 	char desc[16];
+ 	u8 revision;
+ 	u32 iounit_pg1_flags;
++	u32 bios_version;
+ 
++	bios_version = le32_to_cpu(ioc->bios_pg3.BiosVersion);
+ 	pci_read_config_byte(ioc->pdev, PCI_CLASS_REVISION, &revision);
+ 	strncpy(desc, ioc->manu_pg0.ChipName, 16);
+ 	printk(MPT2SAS_INFO_FMT "%s: FWVersion(%02d.%02d.%02d.%02d), "
+@@ -1828,10 +1830,10 @@ _base_display_ioc_capabilities(struct MPT2SAS_ADAPTER *ioc)
+ 	   (ioc->facts.FWVersion.Word & 0x0000FF00) >> 8,
+ 	   ioc->facts.FWVersion.Word & 0x000000FF,
+ 	   revision,
+-	   (ioc->bios_pg3.BiosVersion & 0xFF000000) >> 24,
+-	   (ioc->bios_pg3.BiosVersion & 0x00FF0000) >> 16,
+-	   (ioc->bios_pg3.BiosVersion & 0x0000FF00) >> 8,
+-	    ioc->bios_pg3.BiosVersion & 0x000000FF);
++	   (bios_version & 0xFF000000) >> 24,
++	   (bios_version & 0x00FF0000) >> 16,
++	   (bios_version & 0x0000FF00) >> 8,
++	    bios_version & 0x000000FF);
+ 
+ 	_base_display_dell_branding(ioc);
+ 	_base_display_intel_branding(ioc);
+@@ -2150,7 +2152,7 @@ _base_release_memory_pools(struct MPT2SAS_ADAPTER *ioc)
+ static int
+ _base_allocate_memory_pools(struct MPT2SAS_ADAPTER *ioc,  int sleep_flag)
+ {
+-	Mpi2IOCFactsReply_t *facts;
++	struct mpt2sas_facts *facts;
+ 	u32 queue_size, queue_diff;
+ 	u16 max_sge_elements;
+ 	u16 num_of_reply_frames;
+@@ -2783,7 +2785,7 @@ _base_handshake_req_reply_wait(struct MPT2SAS_ADAPTER *ioc, int request_bytes,
+ 	int i;
+ 	u8 failed;
+ 	u16 dummy;
+-	u32 *mfp;
++	__le32 *mfp;
+ 
+ 	/* make sure doorbell is not in use */
+ 	if ((readl(&ioc->chip->Doorbell) & MPI2_DOORBELL_USED)) {
+@@ -2871,7 +2873,7 @@ _base_handshake_req_reply_wait(struct MPT2SAS_ADAPTER *ioc, int request_bytes,
+ 	writel(0, &ioc->chip->HostInterruptStatus);
+ 
+ 	if (ioc->logging_level & MPT_DEBUG_INIT) {
+-		mfp = (u32 *)reply;
++		mfp = (__le32 *)reply;
+ 		printk(KERN_INFO "\toffset:data\n");
+ 		for (i = 0; i < reply_bytes/4; i++)
+ 			printk(KERN_INFO "\t[0x%02x]:%08x\n", i*4,
+@@ -3097,7 +3099,8 @@ static int
+ _base_get_port_facts(struct MPT2SAS_ADAPTER *ioc, int port, int sleep_flag)
+ {
+ 	Mpi2PortFactsRequest_t mpi_request;
+-	Mpi2PortFactsReply_t mpi_reply, *pfacts;
++	Mpi2PortFactsReply_t mpi_reply;
++	struct mpt2sas_port_facts *pfacts;
+ 	int mpi_reply_sz, mpi_request_sz, r;
+ 
+ 	dinitprintk(ioc, printk(MPT2SAS_INFO_FMT "%s\n", ioc->name,
+@@ -3139,7 +3142,8 @@ static int
+ _base_get_ioc_facts(struct MPT2SAS_ADAPTER *ioc, int sleep_flag)
+ {
+ 	Mpi2IOCFactsRequest_t mpi_request;
+-	Mpi2IOCFactsReply_t mpi_reply, *facts;
++	Mpi2IOCFactsReply_t mpi_reply;
++	struct mpt2sas_facts *facts;
+ 	int mpi_reply_sz, mpi_request_sz, r;
+ 
+ 	dinitprintk(ioc, printk(MPT2SAS_INFO_FMT "%s\n", ioc->name,
+@@ -3225,17 +3229,6 @@ _base_send_ioc_init(struct MPT2SAS_ADAPTER *ioc, int sleep_flag)
+ 	mpi_request.MsgVersion = cpu_to_le16(MPI2_VERSION);
+ 	mpi_request.HeaderVersion = cpu_to_le16(MPI2_HEADER_VERSION);
+ 
+-	/* In MPI Revision I (0xA), the SystemReplyFrameSize(offset 0x18) was
+-	 * removed and made reserved.  For those with older firmware will need
+-	 * this fix. It was decided that the Reply and Request frame sizes are
+-	 * the same.
+-	 */
+-	if ((ioc->facts.HeaderVersion >> 8) < 0xA) {
+-		mpi_request.Reserved7 = cpu_to_le16(ioc->reply_sz);
+-/*		mpi_request.SystemReplyFrameSize =
+- *		 cpu_to_le16(ioc->reply_sz);
+- */
+-	}
+ 
+ 	mpi_request.SystemRequestFrameSize = cpu_to_le16(ioc->request_sz/4);
+ 	mpi_request.ReplyDescriptorPostQueueDepth =
+@@ -3243,25 +3236,17 @@ _base_send_ioc_init(struct MPT2SAS_ADAPTER *ioc, int sleep_flag)
+ 	mpi_request.ReplyFreeQueueDepth =
+ 	    cpu_to_le16(ioc->reply_free_queue_depth);
+ 
+-#if BITS_PER_LONG > 32
+ 	mpi_request.SenseBufferAddressHigh =
+-	    cpu_to_le32(ioc->sense_dma >> 32);
++	    cpu_to_le32((u64)ioc->sense_dma >> 32);
+ 	mpi_request.SystemReplyAddressHigh =
+-	    cpu_to_le32(ioc->reply_dma >> 32);
++	    cpu_to_le32((u64)ioc->reply_dma >> 32);
+ 	mpi_request.SystemRequestFrameBaseAddress =
+-	    cpu_to_le64(ioc->request_dma);
++	    cpu_to_le64((u64)ioc->request_dma);
+ 	mpi_request.ReplyFreeQueueAddress =
+-	    cpu_to_le64(ioc->reply_free_dma);
++	    cpu_to_le64((u64)ioc->reply_free_dma);
+ 	mpi_request.ReplyDescriptorPostQueueAddress =
+-	    cpu_to_le64(ioc->reply_post_free_dma);
+-#else
+-	mpi_request.SystemRequestFrameBaseAddress =
+-	    cpu_to_le32(ioc->request_dma);
+-	mpi_request.ReplyFreeQueueAddress =
+-	    cpu_to_le32(ioc->reply_free_dma);
+-	mpi_request.ReplyDescriptorPostQueueAddress =
+-	    cpu_to_le32(ioc->reply_post_free_dma);
+-#endif
++	    cpu_to_le64((u64)ioc->reply_post_free_dma);
++
+ 
+ 	/* This time stamp specifies number of milliseconds
+ 	 * since epoch ~ midnight January 1, 1970.
+@@ -3271,10 +3256,10 @@ _base_send_ioc_init(struct MPT2SAS_ADAPTER *ioc, int sleep_flag)
+ 	    (current_time.tv_usec / 1000));
+ 
+ 	if (ioc->logging_level & MPT_DEBUG_INIT) {
+-		u32 *mfp;
++		__le32 *mfp;
+ 		int i;
+ 
+-		mfp = (u32 *)&mpi_request;
++		mfp = (__le32 *)&mpi_request;
+ 		printk(KERN_INFO "\toffset:data\n");
+ 		for (i = 0; i < sizeof(Mpi2IOCInitRequest_t)/4; i++)
+ 			printk(KERN_INFO "\t[0x%02x]:%08x\n", i*4,
+@@ -3759,7 +3744,7 @@ _base_make_ioc_operational(struct MPT2SAS_ADAPTER *ioc, int sleep_flag)
+ 
+ 	/* initialize Reply Post Free Queue */
+ 	for (i = 0; i < ioc->reply_post_queue_depth; i++)
+-		ioc->reply_post_free[i].Words = ULLONG_MAX;
++		ioc->reply_post_free[i].Words = cpu_to_le64(ULLONG_MAX);
+ 
+ 	r = _base_send_ioc_init(ioc, sleep_flag);
+ 	if (r)
+diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.h b/drivers/scsi/mpt2sas/mpt2sas_base.h
+index dcc289c..451dc1c 100644
+--- a/drivers/scsi/mpt2sas/mpt2sas_base.h
++++ b/drivers/scsi/mpt2sas/mpt2sas_base.h
+@@ -541,6 +541,53 @@ struct _tr_list {
+ 
+ typedef void (*MPT_ADD_SGE)(void *paddr, u32 flags_length, dma_addr_t dma_addr);
+ 
++/* IOC Facts and Port Facts converted from little endian to cpu */
++union mpi2_version_union {
++	MPI2_VERSION_STRUCT		Struct;
++	u32				Word;
++};
++
++struct mpt2sas_facts {
++	u16			MsgVersion;
++	u16			HeaderVersion;
++	u8			IOCNumber;
++	u8			VP_ID;
++	u8			VF_ID;
++	u16			IOCExceptions;
++	u16			IOCStatus;
++	u32			IOCLogInfo;
++	u8			MaxChainDepth;
++	u8			WhoInit;
++	u8			NumberOfPorts;
++	u8			MaxMSIxVectors;
++	u16			RequestCredit;
++	u16			ProductID;
++	u32			IOCCapabilities;
++	union mpi2_version_union	FWVersion;
++	u16			IOCRequestFrameSize;
++	u16			Reserved3;
++	u16			MaxInitiators;
++	u16			MaxTargets;
++	u16			MaxSasExpanders;
++	u16			MaxEnclosures;
++	u16			ProtocolFlags;
++	u16			HighPriorityCredit;
++	u16			MaxReplyDescriptorPostQueueDepth;
++	u8			ReplyFrameSize;
++	u8			MaxVolumes;
++	u16			MaxDevHandle;
++	u16			MaxPersistentEntries;
++	u16			MinDevHandle;
++};
++
++struct mpt2sas_port_facts {
++	u8			PortNumber;
++	u8			VP_ID;
++	u8			VF_ID;
++	u8			PortType;
++	u16			MaxPostedCmdBuffers;
++};
++
+ /**
+  * struct MPT2SAS_ADAPTER - per adapter struct
+  * @list: ioc_list
+@@ -749,8 +796,8 @@ struct MPT2SAS_ADAPTER {
+ 	u32		event_masks[MPI2_EVENT_NOTIFY_EVENTMASK_WORDS];
+ 
+ 	/* static config pages */
+-	Mpi2IOCFactsReply_t facts;
+-	Mpi2PortFactsReply_t *pfacts;
++	struct mpt2sas_facts facts;
++	struct mpt2sas_port_facts *pfacts;
+ 	Mpi2ManufacturingPage0_t manu_pg0;
+ 	Mpi2BiosPage2_t	bios_pg2;
+ 	Mpi2BiosPage3_t	bios_pg3;
+@@ -840,7 +887,7 @@ struct MPT2SAS_ADAPTER {
+ 
+ 	/* reply free queue */
+ 	u16 		reply_free_queue_depth;
+-	u32		*reply_free;
++	__le32		*reply_free;
+ 	dma_addr_t	reply_free_dma;
+ 	struct dma_pool *reply_free_dma_pool;
+ 	u32		reply_free_host_index;
+diff --git a/drivers/scsi/mpt2sas/mpt2sas_ctl.c b/drivers/scsi/mpt2sas/mpt2sas_ctl.c
+index 437c2d9..d1c3bba 100644
+--- a/drivers/scsi/mpt2sas/mpt2sas_ctl.c
++++ b/drivers/scsi/mpt2sas/mpt2sas_ctl.c
+@@ -2706,13 +2706,13 @@ static DEVICE_ATTR(ioc_reset_count, S_IRUGO,
+     _ctl_ioc_reset_count_show, NULL);
+ 
+ struct DIAG_BUFFER_START {
+-	u32 Size;
+-	u32 DiagVersion;
++	__le32 Size;
++	__le32 DiagVersion;
+ 	u8 BufferType;
+ 	u8 Reserved[3];
+-	u32 Reserved1;
+-	u32 Reserved2;
+-	u32 Reserved3;
++	__le32 Reserved1;
++	__le32 Reserved2;
++	__le32 Reserved3;
+ };
+ /**
+  * _ctl_host_trace_buffer_size_show - host buffer size (trace only)
+diff --git a/drivers/scsi/mpt2sas/mpt2sas_debug.h b/drivers/scsi/mpt2sas/mpt2sas_debug.h
+index 3dcddfe..9731f8e 100644
+--- a/drivers/scsi/mpt2sas/mpt2sas_debug.h
++++ b/drivers/scsi/mpt2sas/mpt2sas_debug.h
+@@ -164,7 +164,7 @@ static inline void
+ _debug_dump_mf(void *mpi_request, int sz)
+ {
+ 	int i;
+-	u32 *mfp = (u32 *)mpi_request;
++	__le32 *mfp = (__le32 *)mpi_request;
+ 
+ 	printk(KERN_INFO "mf:\n\t");
+ 	for (i = 0; i < sz; i++) {
+diff --git a/drivers/scsi/mpt2sas/mpt2sas_scsih.c b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
+index a7dbc68..e327a3c 100644
+--- a/drivers/scsi/mpt2sas/mpt2sas_scsih.c
++++ b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
+@@ -1956,7 +1956,7 @@ _scsih_slave_configure(struct scsi_device *sdev)
+ 		case MPI2_RAID_VOL_TYPE_RAID1E:
+ 			qdepth = MPT2SAS_RAID_QUEUE_DEPTH;
+ 			if (ioc->manu_pg10.OEMIdentifier &&
+-			    (ioc->manu_pg10.GenericFlags0 &
++			    (le32_to_cpu(ioc->manu_pg10.GenericFlags0) &
+ 			    MFG10_GF0_R10_DISPLAY) &&
+ 			    !(raid_device->num_pds % 2))
+ 				r_level = "RAID10";
+@@ -4598,7 +4598,7 @@ _scsih_expander_add(struct MPT2SAS_ADAPTER *ioc, u16 handle)
+ 	Mpi2SasEnclosurePage0_t enclosure_pg0;
+ 	u32 ioc_status;
+ 	u16 parent_handle;
+-	__le64 sas_address, sas_address_parent = 0;
++	u64 sas_address, sas_address_parent = 0;
+ 	int i;
+ 	unsigned long flags;
+ 	struct _sas_port *mpt2sas_port = NULL;
+@@ -5404,7 +5404,7 @@ _scsih_sas_device_status_change_event(struct MPT2SAS_ADAPTER *ioc,
+ {
+ 	struct MPT2SAS_TARGET *target_priv_data;
+ 	struct _sas_device *sas_device;
+-	__le64 sas_address;
++	u64 sas_address;
+ 	unsigned long flags;
+ 	Mpi2EventDataSasDeviceStatusChange_t *event_data =
+ 	    fw_event->event_data;
+@@ -6566,7 +6566,7 @@ _scsih_search_responding_expanders(struct MPT2SAS_ADAPTER *ioc)
+ 	Mpi2ExpanderPage0_t expander_pg0;
+ 	Mpi2ConfigReply_t mpi_reply;
+ 	u16 ioc_status;
+-	__le64 sas_address;
++	u64 sas_address;
+ 	u16 handle;
+ 
+ 	printk(MPT2SAS_INFO_FMT "%s\n", ioc->name, __func__);
+@@ -7505,7 +7505,7 @@ _scsih_suspend(struct pci_dev *pdev, pm_message_t state)
+ {
+ 	struct Scsi_Host *shost = pci_get_drvdata(pdev);
+ 	struct MPT2SAS_ADAPTER *ioc = shost_priv(shost);
+-	u32 device_state;
++	pci_power_t device_state;
+ 
+ 	mpt2sas_base_stop_watchdog(ioc);
+ 	scsi_block_requests(shost);
+@@ -7532,7 +7532,7 @@ _scsih_resume(struct pci_dev *pdev)
+ {
+ 	struct Scsi_Host *shost = pci_get_drvdata(pdev);
+ 	struct MPT2SAS_ADAPTER *ioc = shost_priv(shost);
+-	u32 device_state = pdev->current_state;
++	pci_power_t device_state = pdev->current_state;
+ 	int r;
+ 
+ 	printk(MPT2SAS_INFO_FMT "pdev=0x%p, slot=%s, previous "
+diff --git a/drivers/scsi/mpt2sas/mpt2sas_transport.c b/drivers/scsi/mpt2sas/mpt2sas_transport.c
+index cb1cdec..15c7980 100644
+--- a/drivers/scsi/mpt2sas/mpt2sas_transport.c
++++ b/drivers/scsi/mpt2sas/mpt2sas_transport.c
+@@ -299,7 +299,6 @@ _transport_expander_report_manufacture(struct MPT2SAS_ADAPTER *ioc,
+ 	void *data_out = NULL;
+ 	dma_addr_t data_out_dma;
+ 	u32 sz;
+-	u64 *sas_address_le;
+ 	u16 wait_state_count;
+ 
+ 	if (ioc->shost_recovery || ioc->pci_error_recovery) {
+@@ -372,8 +371,7 @@ _transport_expander_report_manufacture(struct MPT2SAS_ADAPTER *ioc,
+ 	mpi_request->PhysicalPort = 0xFF;
+ 	mpi_request->VF_ID = 0; /* TODO */
+ 	mpi_request->VP_ID = 0;
+-	sas_address_le = (u64 *)&mpi_request->SASAddress;
+-	*sas_address_le = cpu_to_le64(sas_address);
++	mpi_request->SASAddress = cpu_to_le64(sas_address);
+ 	mpi_request->RequestDataLength =
+ 	    cpu_to_le16(sizeof(struct rep_manu_request));
+ 	psge = &mpi_request->SGL;
+@@ -1049,14 +1047,14 @@ struct phy_error_log_reply{
+ 	u8 function; /* 0x11 */
+ 	u8 function_result;
+ 	u8 response_length;
+-	u16 expander_change_count;
++	__be16 expander_change_count;
+ 	u8 reserved_1[3];
+ 	u8 phy_identifier;
+ 	u8 reserved_2[2];
+-	u32 invalid_dword;
+-	u32 running_disparity_error;
+-	u32 loss_of_dword_sync;
+-	u32 phy_reset_problem;
++	__be32 invalid_dword;
++	__be32 running_disparity_error;
++	__be32 loss_of_dword_sync;
++	__be32 phy_reset_problem;
+ };
+ 
+ /**
+@@ -1085,7 +1083,6 @@ _transport_get_expander_phy_error_log(struct MPT2SAS_ADAPTER *ioc,
+ 	void *data_out = NULL;
+ 	dma_addr_t data_out_dma;
+ 	u32 sz;
+-	u64 *sas_address_le;
+ 	u16 wait_state_count;
+ 
+ 	if (ioc->shost_recovery || ioc->pci_error_recovery) {
+@@ -1160,8 +1157,7 @@ _transport_get_expander_phy_error_log(struct MPT2SAS_ADAPTER *ioc,
+ 	mpi_request->PhysicalPort = 0xFF;
+ 	mpi_request->VF_ID = 0; /* TODO */
+ 	mpi_request->VP_ID = 0;
+-	sas_address_le = (u64 *)&mpi_request->SASAddress;
+-	*sas_address_le = cpu_to_le64(phy->identify.sas_address);
++	mpi_request->SASAddress = cpu_to_le64(phy->identify.sas_address);
+ 	mpi_request->RequestDataLength =
+ 	    cpu_to_le16(sizeof(struct phy_error_log_request));
+ 	psge = &mpi_request->SGL;
+@@ -1406,7 +1402,6 @@ _transport_expander_phy_control(struct MPT2SAS_ADAPTER *ioc,
+ 	void *data_out = NULL;
+ 	dma_addr_t data_out_dma;
+ 	u32 sz;
+-	u64 *sas_address_le;
+ 	u16 wait_state_count;
+ 
+ 	if (ioc->shost_recovery) {
+@@ -1486,8 +1481,7 @@ _transport_expander_phy_control(struct MPT2SAS_ADAPTER *ioc,
+ 	mpi_request->PhysicalPort = 0xFF;
+ 	mpi_request->VF_ID = 0; /* TODO */
+ 	mpi_request->VP_ID = 0;
+-	sas_address_le = (u64 *)&mpi_request->SASAddress;
+-	*sas_address_le = cpu_to_le64(phy->identify.sas_address);
++	mpi_request->SASAddress = cpu_to_le64(phy->identify.sas_address);
+ 	mpi_request->RequestDataLength =
+ 	    cpu_to_le16(sizeof(struct phy_error_log_request));
+ 	psge = &mpi_request->SGL;
+@@ -1914,7 +1908,7 @@ _transport_smp_handler(struct Scsi_Host *shost, struct sas_rphy *rphy,
+ 	mpi_request->PhysicalPort = 0xFF;
+ 	mpi_request->VF_ID = 0; /* TODO */
+ 	mpi_request->VP_ID = 0;
+-	*((u64 *)&mpi_request->SASAddress) = (rphy) ?
++	mpi_request->SASAddress = (rphy) ?
+ 	    cpu_to_le64(rphy->identify.sas_address) :
+ 	    cpu_to_le64(ioc->sas_hba.sas_address);
+ 	mpi_request->RequestDataLength = cpu_to_le16(blk_rq_bytes(req) - 4);
+diff --git a/drivers/staging/ath6kl/os/linux/ar6000_drv.c b/drivers/staging/ath6kl/os/linux/ar6000_drv.c
+index aa97efc..62487a7 100644
+--- a/drivers/staging/ath6kl/os/linux/ar6000_drv.c
++++ b/drivers/staging/ath6kl/os/linux/ar6000_drv.c
+@@ -6198,6 +6198,7 @@ int ar6000_create_ap_interface(struct ar6_softc *ar, char *ap_ifname)
+     
+     ether_setup(dev);
+     init_netdev(dev, ap_ifname);
++    dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ 
+     if (register_netdev(dev)) {
+         AR_DEBUG_PRINTF(ATH_DEBUG_ERR,("ar6000_create_ap_interface: register_netdev failed\n"));
+diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
+index bc4b12c..fc7e57b 100644
+--- a/fs/cifs/cifsfs.c
++++ b/fs/cifs/cifsfs.c
+@@ -581,6 +581,10 @@ cifs_get_root(struct smb_vol *vol, struct super_block *sb)
+ 		mutex_unlock(&dir->i_mutex);
+ 		dput(dentry);
+ 		dentry = child;
++		if (!dentry->d_inode) {
++			dput(dentry);
++			dentry = ERR_PTR(-ENOENT);
++		}
+ 	} while (!IS_ERR(dentry));
+ 	_FreeXid(xid);
+ 	kfree(full_path);
+diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
+index 9b018c8..a7b2dcd 100644
+--- a/fs/cifs/inode.c
++++ b/fs/cifs/inode.c
+@@ -764,20 +764,10 @@ char *cifs_build_path_to_root(struct smb_vol *vol, struct cifs_sb_info *cifs_sb,
+ 	if (full_path == NULL)
+ 		return full_path;
+ 
+-	if (dfsplen) {
++	if (dfsplen)
+ 		strncpy(full_path, tcon->treeName, dfsplen);
+-		/* switch slash direction in prepath depending on whether
+-		 * windows or posix style path names
+-		 */
+-		if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_POSIX_PATHS) {
+-			int i;
+-			for (i = 0; i < dfsplen; i++) {
+-				if (full_path[i] == '\\')
+-					full_path[i] = '/';
+-			}
+-		}
+-	}
+ 	strncpy(full_path + dfsplen, vol->prepath, pplen);
++	convert_delimiter(full_path, CIFS_DIR_SEP(cifs_sb));
+ 	full_path[dfsplen + pplen] = 0; /* add trailing null */
+ 	return full_path;
+ }
+diff --git a/fs/cifs/transport.c b/fs/cifs/transport.c
+index 147aa22..c1b9c4b 100644
+--- a/fs/cifs/transport.c
++++ b/fs/cifs/transport.c
+@@ -362,6 +362,8 @@ cifs_call_async(struct TCP_Server_Info *server, struct kvec *iov,
+ 	mid = AllocMidQEntry(hdr, server);
+ 	if (mid == NULL) {
+ 		mutex_unlock(&server->srv_mutex);
++		atomic_dec(&server->inFlight);
++		wake_up(&server->request_q);
+ 		return -ENOMEM;
+ 	}
+ 
+diff --git a/fs/ecryptfs/main.c b/fs/ecryptfs/main.c
+index 9f1bb74..b4a6bef 100644
+--- a/fs/ecryptfs/main.c
++++ b/fs/ecryptfs/main.c
+@@ -175,6 +175,7 @@ enum { ecryptfs_opt_sig, ecryptfs_opt_ecryptfs_sig,
+        ecryptfs_opt_encrypted_view, ecryptfs_opt_fnek_sig,
+        ecryptfs_opt_fn_cipher, ecryptfs_opt_fn_cipher_key_bytes,
+        ecryptfs_opt_unlink_sigs, ecryptfs_opt_mount_auth_tok_only,
++       ecryptfs_opt_check_dev_ruid,
+        ecryptfs_opt_err };
+ 
+ static const match_table_t tokens = {
+@@ -191,6 +192,7 @@ static const match_table_t tokens = {
+ 	{ecryptfs_opt_fn_cipher_key_bytes, "ecryptfs_fn_key_bytes=%u"},
+ 	{ecryptfs_opt_unlink_sigs, "ecryptfs_unlink_sigs"},
+ 	{ecryptfs_opt_mount_auth_tok_only, "ecryptfs_mount_auth_tok_only"},
++	{ecryptfs_opt_check_dev_ruid, "ecryptfs_check_dev_ruid"},
+ 	{ecryptfs_opt_err, NULL}
+ };
+ 
+@@ -236,6 +238,7 @@ static void ecryptfs_init_mount_crypt_stat(
+  * ecryptfs_parse_options
+  * @sb: The ecryptfs super block
+  * @options: The options passed to the kernel
++ * @check_ruid: set to 1 if device uid should be checked against the ruid
+  *
+  * Parse mount options:
+  * debug=N 	   - ecryptfs_verbosity level for debug output
+@@ -251,7 +254,8 @@ static void ecryptfs_init_mount_crypt_stat(
+  *
+  * Returns zero on success; non-zero on error
+  */
+-static int ecryptfs_parse_options(struct ecryptfs_sb_info *sbi, char *options)
++static int ecryptfs_parse_options(struct ecryptfs_sb_info *sbi, char *options,
++				  uid_t *check_ruid)
+ {
+ 	char *p;
+ 	int rc = 0;
+@@ -276,6 +280,8 @@ static int ecryptfs_parse_options(struct ecryptfs_sb_info *sbi, char *options)
+ 	char *cipher_key_bytes_src;
+ 	char *fn_cipher_key_bytes_src;
+ 
++	*check_ruid = 0;
++
+ 	if (!options) {
+ 		rc = -EINVAL;
+ 		goto out;
+@@ -380,6 +386,9 @@ static int ecryptfs_parse_options(struct ecryptfs_sb_info *sbi, char *options)
+ 			mount_crypt_stat->flags |=
+ 				ECRYPTFS_GLOBAL_MOUNT_AUTH_TOK_ONLY;
+ 			break;
++		case ecryptfs_opt_check_dev_ruid:
++			*check_ruid = 1;
++			break;
+ 		case ecryptfs_opt_err:
+ 		default:
+ 			printk(KERN_WARNING
+@@ -475,6 +484,7 @@ static struct dentry *ecryptfs_mount(struct file_system_type *fs_type, int flags
+ 	const char *err = "Getting sb failed";
+ 	struct inode *inode;
+ 	struct path path;
++	uid_t check_ruid;
+ 	int rc;
+ 
+ 	sbi = kmem_cache_zalloc(ecryptfs_sb_info_cache, GFP_KERNEL);
+@@ -483,7 +493,7 @@ static struct dentry *ecryptfs_mount(struct file_system_type *fs_type, int flags
+ 		goto out;
+ 	}
+ 
+-	rc = ecryptfs_parse_options(sbi, raw_data);
++	rc = ecryptfs_parse_options(sbi, raw_data, &check_ruid);
+ 	if (rc) {
+ 		err = "Error parsing options";
+ 		goto out;
+@@ -521,6 +531,15 @@ static struct dentry *ecryptfs_mount(struct file_system_type *fs_type, int flags
+ 			"known incompatibilities\n");
+ 		goto out_free;
+ 	}
++
++	if (check_ruid && path.dentry->d_inode->i_uid != current_uid()) {
++		rc = -EPERM;
++		printk(KERN_ERR "Mount of device (uid: %d) not owned by "
++		       "requested user (uid: %d)\n",
++		       path.dentry->d_inode->i_uid, current_uid());
++		goto out_free;
++	}
++
+ 	ecryptfs_set_superblock_lower(s, path.dentry->d_sb);
+ 	s->s_maxbytes = path.dentry->d_sb->s_maxbytes;
+ 	s->s_blocksize = path.dentry->d_sb->s_blocksize;
+diff --git a/fs/ecryptfs/read_write.c b/fs/ecryptfs/read_write.c
+index 85d4309..3745f7c 100644
+--- a/fs/ecryptfs/read_write.c
++++ b/fs/ecryptfs/read_write.c
+@@ -39,15 +39,16 @@
+ int ecryptfs_write_lower(struct inode *ecryptfs_inode, char *data,
+ 			 loff_t offset, size_t size)
+ {
+-	struct ecryptfs_inode_info *inode_info;
++	struct file *lower_file;
+ 	mm_segment_t fs_save;
+ 	ssize_t rc;
+ 
+-	inode_info = ecryptfs_inode_to_private(ecryptfs_inode);
+-	BUG_ON(!inode_info->lower_file);
++	lower_file = ecryptfs_inode_to_private(ecryptfs_inode)->lower_file;
++	if (!lower_file)
++		return -EIO;
+ 	fs_save = get_fs();
+ 	set_fs(get_ds());
+-	rc = vfs_write(inode_info->lower_file, data, size, &offset);
++	rc = vfs_write(lower_file, data, size, &offset);
+ 	set_fs(fs_save);
+ 	mark_inode_dirty_sync(ecryptfs_inode);
+ 	return rc;
+@@ -225,15 +226,16 @@ out:
+ int ecryptfs_read_lower(char *data, loff_t offset, size_t size,
+ 			struct inode *ecryptfs_inode)
+ {
+-	struct ecryptfs_inode_info *inode_info =
+-		ecryptfs_inode_to_private(ecryptfs_inode);
++	struct file *lower_file;
+ 	mm_segment_t fs_save;
+ 	ssize_t rc;
+ 
+-	BUG_ON(!inode_info->lower_file);
++	lower_file = ecryptfs_inode_to_private(ecryptfs_inode)->lower_file;
++	if (!lower_file)
++		return -EIO;
+ 	fs_save = get_fs();
+ 	set_fs(get_ds());
+-	rc = vfs_read(inode_info->lower_file, data, size, &offset);
++	rc = vfs_read(lower_file, data, size, &offset);
+ 	set_fs(fs_save);
+ 	return rc;
+ }
+diff --git a/fs/ext3/namei.c b/fs/ext3/namei.c
+index 34b6d9b..e5a7111 100644
+--- a/fs/ext3/namei.c
++++ b/fs/ext3/namei.c
+@@ -2210,9 +2210,11 @@ static int ext3_symlink (struct inode * dir,
+ 		/*
+ 		 * For non-fast symlinks, we just allocate inode and put it on
+ 		 * orphan list in the first transaction => we need bitmap,
+-		 * group descriptor, sb, inode block, quota blocks.
++		 * group descriptor, sb, inode block, quota blocks, and
++		 * possibly selinux xattr blocks.
+ 		 */
+-		credits = 4 + EXT3_MAXQUOTAS_INIT_BLOCKS(dir->i_sb);
++		credits = 4 + EXT3_MAXQUOTAS_INIT_BLOCKS(dir->i_sb) +
++			  EXT3_XATTR_TRANS_BLOCKS;
+ 	} else {
+ 		/*
+ 		 * Fast symlink. We have to add entry to directory
+diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
+index b754b77..458a394 100644
+--- a/fs/ext4/namei.c
++++ b/fs/ext4/namei.c
+@@ -2264,9 +2264,11 @@ static int ext4_symlink(struct inode *dir,
+ 		/*
+ 		 * For non-fast symlinks, we just allocate inode and put it on
+ 		 * orphan list in the first transaction => we need bitmap,
+-		 * group descriptor, sb, inode block, quota blocks.
++		 * group descriptor, sb, inode block, quota blocks, and
++		 * possibly selinux xattr blocks.
+ 		 */
+-		credits = 4 + EXT4_MAXQUOTAS_INIT_BLOCKS(dir->i_sb);
++		credits = 4 + EXT4_MAXQUOTAS_INIT_BLOCKS(dir->i_sb) +
++			  EXT4_XATTR_TRANS_BLOCKS;
+ 	} else {
+ 		/*
+ 		 * Fast symlink. We have to add entry to directory
+diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
+index 33d12f8..0ec3687 100644
+--- a/include/drm/drm_crtc.h
++++ b/include/drm/drm_crtc.h
+@@ -802,6 +802,7 @@ extern struct drm_display_mode *drm_gtf_mode_complex(struct drm_device *dev,
+ extern int drm_add_modes_noedid(struct drm_connector *connector,
+ 				int hdisplay, int vdisplay);
+ 
++extern int drm_edid_header_is_valid(const u8 *raw_edid);
+ extern bool drm_edid_is_valid(struct edid *edid);
+ struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev,
+ 					   int hsize, int vsize, int fresh);
+diff --git a/include/drm/i915_drm.h b/include/drm/i915_drm.h
+index c4d6dbf..28c0d11 100644
+--- a/include/drm/i915_drm.h
++++ b/include/drm/i915_drm.h
+@@ -237,7 +237,7 @@ typedef struct _drm_i915_sarea {
+ #define DRM_IOCTL_I915_GEM_GET_APERTURE	DRM_IOR  (DRM_COMMAND_BASE + DRM_I915_GEM_GET_APERTURE, struct drm_i915_gem_get_aperture)
+ #define DRM_IOCTL_I915_GET_PIPE_FROM_CRTC_ID DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GET_PIPE_FROM_CRTC_ID, struct drm_i915_get_pipe_from_crtc_id)
+ #define DRM_IOCTL_I915_GEM_MADVISE	DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MADVISE, struct drm_i915_gem_madvise)
+-#define DRM_IOCTL_I915_OVERLAY_PUT_IMAGE	DRM_IOW(DRM_COMMAND_BASE + DRM_IOCTL_I915_OVERLAY_ATTRS, struct drm_intel_overlay_put_image)
++#define DRM_IOCTL_I915_OVERLAY_PUT_IMAGE	DRM_IOW(DRM_COMMAND_BASE + DRM_I915_OVERLAY_PUT_IMAGE, struct drm_intel_overlay_put_image)
+ #define DRM_IOCTL_I915_OVERLAY_ATTRS	DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_OVERLAY_ATTRS, struct drm_intel_overlay_attrs)
+ 
+ /* Allow drivers to submit batchbuffers directly to hardware, relying
+diff --git a/include/linux/cryptohash.h b/include/linux/cryptohash.h
+index ec78a4b..d2984fb 100644
+--- a/include/linux/cryptohash.h
++++ b/include/linux/cryptohash.h
+@@ -8,6 +8,11 @@
+ void sha_init(__u32 *buf);
+ void sha_transform(__u32 *digest, const char *data, __u32 *W);
+ 
++#define MD5_DIGEST_WORDS 4
++#define MD5_MESSAGE_BYTES 64
++
++void md5_transform(__u32 *hash, __u32 const *in);
++
+ __u32 half_md4_transform(__u32 buf[4], __u32 const in[8]);
+ 
+ #endif
+diff --git a/include/linux/if.h b/include/linux/if.h
+index 3bc63e6..03489ca 100644
+--- a/include/linux/if.h
++++ b/include/linux/if.h
+@@ -76,6 +76,8 @@
+ #define IFF_BRIDGE_PORT	0x4000		/* device used as bridge port */
+ #define IFF_OVS_DATAPATH	0x8000	/* device used as Open vSwitch
+ 					 * datapath port */
++#define IFF_TX_SKB_SHARING	0x10000	/* The interface supports sharing
++					 * skbs on transmit */
+ 
+ #define IF_GET_IFACE	0x0001		/* for querying only */
+ #define IF_GET_PROTO	0x0002
+diff --git a/include/linux/mm.h b/include/linux/mm.h
+index 1036614..ec6e33d 100644
+--- a/include/linux/mm.h
++++ b/include/linux/mm.h
+@@ -959,6 +959,8 @@ int invalidate_inode_page(struct page *page);
+ #ifdef CONFIG_MMU
+ extern int handle_mm_fault(struct mm_struct *mm, struct vm_area_struct *vma,
+ 			unsigned long address, unsigned int flags);
++extern int fixup_user_fault(struct task_struct *tsk, struct mm_struct *mm,
++			    unsigned long address, unsigned int fault_flags);
+ #else
+ static inline int handle_mm_fault(struct mm_struct *mm,
+ 			struct vm_area_struct *vma, unsigned long address,
+@@ -968,6 +970,14 @@ static inline int handle_mm_fault(struct mm_struct *mm,
+ 	BUG();
+ 	return VM_FAULT_SIGBUS;
+ }
++static inline int fixup_user_fault(struct task_struct *tsk,
++		struct mm_struct *mm, unsigned long address,
++		unsigned int fault_flags)
++{
++	/* should never happen if there's no MMU */
++	BUG();
++	return -EFAULT;
++}
+ #endif
+ 
+ extern int make_pages_present(unsigned long addr, unsigned long end);
+@@ -985,8 +995,6 @@ int get_user_pages(struct task_struct *tsk, struct mm_struct *mm,
+ int get_user_pages_fast(unsigned long start, int nr_pages, int write,
+ 			struct page **pages);
+ struct page *get_dump_page(unsigned long addr);
+-extern int fixup_user_fault(struct task_struct *tsk, struct mm_struct *mm,
+-			    unsigned long address, unsigned int fault_flags);
+ 
+ extern int try_to_release_page(struct page * page, gfp_t gfp_mask);
+ extern void do_invalidatepage(struct page *page, unsigned long offset);
+diff --git a/include/linux/random.h b/include/linux/random.h
+index fb7ab9d..d13059f 100644
+--- a/include/linux/random.h
++++ b/include/linux/random.h
+@@ -57,17 +57,6 @@ extern void add_interrupt_randomness(int irq);
+ extern void get_random_bytes(void *buf, int nbytes);
+ void generate_random_uuid(unsigned char uuid_out[16]);
+ 
+-extern __u32 secure_ip_id(__be32 daddr);
+-extern u32 secure_ipv4_port_ephemeral(__be32 saddr, __be32 daddr, __be16 dport);
+-extern u32 secure_ipv6_port_ephemeral(const __be32 *saddr, const __be32 *daddr,
+-				      __be16 dport);
+-extern __u32 secure_tcp_sequence_number(__be32 saddr, __be32 daddr,
+-					__be16 sport, __be16 dport);
+-extern __u32 secure_tcpv6_sequence_number(__be32 *saddr, __be32 *daddr,
+-					  __be16 sport, __be16 dport);
+-extern u64 secure_dccp_sequence_number(__be32 saddr, __be32 daddr,
+-				       __be16 sport, __be16 dport);
+-
+ #ifndef MODULE
+ extern const struct file_operations random_fops, urandom_fops;
+ #endif
+diff --git a/include/net/ipv6.h b/include/net/ipv6.h
+index c033ed0..3b5ac1f 100644
+--- a/include/net/ipv6.h
++++ b/include/net/ipv6.h
+@@ -463,17 +463,7 @@ static inline int ipv6_addr_diff(const struct in6_addr *a1, const struct in6_add
+ 	return __ipv6_addr_diff(a1, a2, sizeof(struct in6_addr));
+ }
+ 
+-static __inline__ void ipv6_select_ident(struct frag_hdr *fhdr)
+-{
+-	static u32 ipv6_fragmentation_id = 1;
+-	static DEFINE_SPINLOCK(ip6_id_lock);
+-
+-	spin_lock_bh(&ip6_id_lock);
+-	fhdr->identification = htonl(ipv6_fragmentation_id);
+-	if (++ipv6_fragmentation_id == 0)
+-		ipv6_fragmentation_id = 1;
+-	spin_unlock_bh(&ip6_id_lock);
+-}
++extern void ipv6_select_ident(struct frag_hdr *fhdr, struct rt6_info *rt);
+ 
+ /*
+  *	Prototypes exported by ipv6
+diff --git a/include/net/secure_seq.h b/include/net/secure_seq.h
+new file mode 100644
+index 0000000..d97f689
+--- /dev/null
++++ b/include/net/secure_seq.h
+@@ -0,0 +1,20 @@
++#ifndef _NET_SECURE_SEQ
++#define _NET_SECURE_SEQ
++
++#include <linux/types.h>
++
++extern __u32 secure_ip_id(__be32 daddr);
++extern __u32 secure_ipv6_id(const __be32 daddr[4]);
++extern u32 secure_ipv4_port_ephemeral(__be32 saddr, __be32 daddr, __be16 dport);
++extern u32 secure_ipv6_port_ephemeral(const __be32 *saddr, const __be32 *daddr,
++				      __be16 dport);
++extern __u32 secure_tcp_sequence_number(__be32 saddr, __be32 daddr,
++					__be16 sport, __be16 dport);
++extern __u32 secure_tcpv6_sequence_number(__be32 *saddr, __be32 *daddr,
++					  __be16 sport, __be16 dport);
++extern u64 secure_dccp_sequence_number(__be32 saddr, __be32 daddr,
++				       __be16 sport, __be16 dport);
++extern u64 secure_dccpv6_sequence_number(__be32 *saddr, __be32 *daddr,
++					 __be16 sport, __be16 dport);
++
++#endif /* _NET_SECURE_SEQ */
+diff --git a/include/net/transp_v6.h b/include/net/transp_v6.h
+index 5271a74..45ce307 100644
+--- a/include/net/transp_v6.h
++++ b/include/net/transp_v6.h
+@@ -14,6 +14,8 @@ extern struct proto tcpv6_prot;
+ 
+ struct flowi6;
+ 
++extern void initialize_hashidentrnd(void);
++
+ /* extension headers */
+ extern int				ipv6_exthdrs_init(void);
+ extern void				ipv6_exthdrs_exit(void);
+diff --git a/include/xen/interface/xen.h b/include/xen/interface/xen.h
+index 70213b4..6acd9ce 100644
+--- a/include/xen/interface/xen.h
++++ b/include/xen/interface/xen.h
+@@ -450,6 +450,45 @@ struct start_info {
+ 	int8_t cmd_line[MAX_GUEST_CMDLINE];
+ };
+ 
++struct dom0_vga_console_info {
++	uint8_t video_type;
++#define XEN_VGATYPE_TEXT_MODE_3 0x03
++#define XEN_VGATYPE_VESA_LFB    0x23
++
++	union {
++		struct {
++			/* Font height, in pixels. */
++			uint16_t font_height;
++			/* Cursor location (column, row). */
++			uint16_t cursor_x, cursor_y;
++			/* Number of rows and columns (dimensions in characters). */
++			uint16_t rows, columns;
++		} text_mode_3;
++
++		struct {
++			/* Width and height, in pixels. */
++			uint16_t width, height;
++			/* Bytes per scan line. */
++			uint16_t bytes_per_line;
++			/* Bits per pixel. */
++			uint16_t bits_per_pixel;
++			/* LFB physical address, and size (in units of 64kB). */
++			uint32_t lfb_base;
++			uint32_t lfb_size;
++			/* RGB mask offsets and sizes, as defined by VBE 1.2+ */
++			uint8_t  red_pos, red_size;
++			uint8_t  green_pos, green_size;
++			uint8_t  blue_pos, blue_size;
++			uint8_t  rsvd_pos, rsvd_size;
++
++			/* VESA capabilities (offset 0xa, VESA command 0x4f00). */
++			uint32_t gbl_caps;
++			/* Mode attributes (offset 0x0, VESA command 0x4f01). */
++			uint16_t mode_attrs;
++		} vesa_lfb;
++	} u;
++};
++
+ /* These flags are passed in the 'flags' field of start_info_t. */
+ #define SIF_PRIVILEGED    (1<<0)  /* Is the domain privileged? */
+ #define SIF_INITDOMAIN    (1<<1)  /* Is this the initial control domain? */
+diff --git a/kernel/futex.c b/kernel/futex.c
+index 7a0a4ed..8b6da25 100644
+--- a/kernel/futex.c
++++ b/kernel/futex.c
+@@ -218,6 +218,8 @@ static void drop_futex_key_refs(union futex_key *key)
+  * @uaddr:	virtual address of the futex
+  * @fshared:	0 for a PROCESS_PRIVATE futex, 1 for PROCESS_SHARED
+  * @key:	address where result is stored.
++ * @rw:		mapping needs to be read/write (values: VERIFY_READ,
++ *              VERIFY_WRITE)
+  *
+  * Returns a negative error code or 0
+  * The key words are stored in *key on success.
+@@ -229,12 +231,12 @@ static void drop_futex_key_refs(union futex_key *key)
+  * lock_page() might sleep, the caller should not hold a spinlock.
+  */
+ static int
+-get_futex_key(u32 __user *uaddr, int fshared, union futex_key *key)
++get_futex_key(u32 __user *uaddr, int fshared, union futex_key *key, int rw)
+ {
+ 	unsigned long address = (unsigned long)uaddr;
+ 	struct mm_struct *mm = current->mm;
+ 	struct page *page, *page_head;
+-	int err;
++	int err, ro = 0;
+ 
+ 	/*
+ 	 * The futex address must be "naturally" aligned.
+@@ -262,8 +264,18 @@ get_futex_key(u32 __user *uaddr, int fshared, union futex_key *key)
+ 
+ again:
+ 	err = get_user_pages_fast(address, 1, 1, &page);
++	/*
++	 * If write access is not required (eg. FUTEX_WAIT), try
++	 * and get read-only access.
++	 */
++	if (err == -EFAULT && rw == VERIFY_READ) {
++		err = get_user_pages_fast(address, 1, 0, &page);
++		ro = 1;
++	}
+ 	if (err < 0)
+ 		return err;
++	else
++		err = 0;
+ 
+ #ifdef CONFIG_TRANSPARENT_HUGEPAGE
+ 	page_head = page;
+@@ -305,6 +317,13 @@ again:
+ 	if (!page_head->mapping) {
+ 		unlock_page(page_head);
+ 		put_page(page_head);
++		/*
++		* ZERO_PAGE pages don't have a mapping. Avoid a busy loop
++		* trying to find one. RW mapping would have COW'd (and thus
++		* have a mapping) so this page is RO and won't ever change.
++		*/
++		if ((page_head == ZERO_PAGE(address)))
++			return -EFAULT;
+ 		goto again;
+ 	}
+ 
+@@ -316,6 +335,15 @@ again:
+ 	 * the object not the particular process.
+ 	 */
+ 	if (PageAnon(page_head)) {
++		/*
++		 * A RO anonymous page will never change and thus doesn't make
++		 * sense for futex operations.
++		 */
++		if (ro) {
++			err = -EFAULT;
++			goto out;
++		}
++
+ 		key->both.offset |= FUT_OFF_MMSHARED; /* ref taken on mm */
+ 		key->private.mm = mm;
+ 		key->private.address = address;
+@@ -327,9 +355,10 @@ again:
+ 
+ 	get_futex_key_refs(key);
+ 
++out:
+ 	unlock_page(page_head);
+ 	put_page(page_head);
+-	return 0;
++	return err;
+ }
+ 
+ static inline void put_futex_key(union futex_key *key)
+@@ -940,7 +969,7 @@ futex_wake(u32 __user *uaddr, unsigned int flags, int nr_wake, u32 bitset)
+ 	if (!bitset)
+ 		return -EINVAL;
+ 
+-	ret = get_futex_key(uaddr, flags & FLAGS_SHARED, &key);
++	ret = get_futex_key(uaddr, flags & FLAGS_SHARED, &key, VERIFY_READ);
+ 	if (unlikely(ret != 0))
+ 		goto out;
+ 
+@@ -986,10 +1015,10 @@ futex_wake_op(u32 __user *uaddr1, unsigned int flags, u32 __user *uaddr2,
+ 	int ret, op_ret;
+ 
+ retry:
+-	ret = get_futex_key(uaddr1, flags & FLAGS_SHARED, &key1);
++	ret = get_futex_key(uaddr1, flags & FLAGS_SHARED, &key1, VERIFY_READ);
+ 	if (unlikely(ret != 0))
+ 		goto out;
+-	ret = get_futex_key(uaddr2, flags & FLAGS_SHARED, &key2);
++	ret = get_futex_key(uaddr2, flags & FLAGS_SHARED, &key2, VERIFY_WRITE);
+ 	if (unlikely(ret != 0))
+ 		goto out_put_key1;
+ 
+@@ -1243,10 +1272,11 @@ retry:
+ 		pi_state = NULL;
+ 	}
+ 
+-	ret = get_futex_key(uaddr1, flags & FLAGS_SHARED, &key1);
++	ret = get_futex_key(uaddr1, flags & FLAGS_SHARED, &key1, VERIFY_READ);
+ 	if (unlikely(ret != 0))
+ 		goto out;
+-	ret = get_futex_key(uaddr2, flags & FLAGS_SHARED, &key2);
++	ret = get_futex_key(uaddr2, flags & FLAGS_SHARED, &key2,
++			    requeue_pi ? VERIFY_WRITE : VERIFY_READ);
+ 	if (unlikely(ret != 0))
+ 		goto out_put_key1;
+ 
+@@ -1790,7 +1820,7 @@ static int futex_wait_setup(u32 __user *uaddr, u32 val, unsigned int flags,
+ 	 * while the syscall executes.
+ 	 */
+ retry:
+-	ret = get_futex_key(uaddr, flags & FLAGS_SHARED, &q->key);
++	ret = get_futex_key(uaddr, flags & FLAGS_SHARED, &q->key, VERIFY_READ);
+ 	if (unlikely(ret != 0))
+ 		return ret;
+ 
+@@ -1941,7 +1971,7 @@ static int futex_lock_pi(u32 __user *uaddr, unsigned int flags, int detect,
+ 	}
+ 
+ retry:
+-	ret = get_futex_key(uaddr, flags & FLAGS_SHARED, &q.key);
++	ret = get_futex_key(uaddr, flags & FLAGS_SHARED, &q.key, VERIFY_WRITE);
+ 	if (unlikely(ret != 0))
+ 		goto out;
+ 
+@@ -2060,7 +2090,7 @@ retry:
+ 	if ((uval & FUTEX_TID_MASK) != vpid)
+ 		return -EPERM;
+ 
+-	ret = get_futex_key(uaddr, flags & FLAGS_SHARED, &key);
++	ret = get_futex_key(uaddr, flags & FLAGS_SHARED, &key, VERIFY_WRITE);
+ 	if (unlikely(ret != 0))
+ 		goto out;
+ 
+@@ -2249,7 +2279,7 @@ static int futex_wait_requeue_pi(u32 __user *uaddr, unsigned int flags,
+ 	debug_rt_mutex_init_waiter(&rt_waiter);
+ 	rt_waiter.task = NULL;
+ 
+-	ret = get_futex_key(uaddr2, flags & FLAGS_SHARED, &key2);
++	ret = get_futex_key(uaddr2, flags & FLAGS_SHARED, &key2, VERIFY_WRITE);
+ 	if (unlikely(ret != 0))
+ 		goto out;
+ 
+diff --git a/lib/Makefile b/lib/Makefile
+index 6b597fd..578414a 100644
+--- a/lib/Makefile
++++ b/lib/Makefile
+@@ -10,7 +10,7 @@ endif
+ lib-y := ctype.o string.o vsprintf.o cmdline.o \
+ 	 rbtree.o radix-tree.o dump_stack.o timerqueue.o\
+ 	 idr.o int_sqrt.o extable.o prio_tree.o \
+-	 sha1.o irq_regs.o reciprocal_div.o argv_split.o \
++	 sha1.o md5.o irq_regs.o reciprocal_div.o argv_split.o \
+ 	 proportions.o prio_heap.o ratelimit.o show_mem.o \
+ 	 is_single_threaded.o plist.o decompress.o find_next_bit.o
+ 
+diff --git a/lib/md5.c b/lib/md5.c
+new file mode 100644
+index 0000000..c777180
+--- /dev/null
++++ b/lib/md5.c
+@@ -0,0 +1,95 @@
++#include <linux/kernel.h>
++#include <linux/module.h>
++#include <linux/cryptohash.h>
++
++#define F1(x, y, z)	(z ^ (x & (y ^ z)))
++#define F2(x, y, z)	F1(z, x, y)
++#define F3(x, y, z)	(x ^ y ^ z)
++#define F4(x, y, z)	(y ^ (x | ~z))
++
++#define MD5STEP(f, w, x, y, z, in, s) \
++	(w += f(x, y, z) + in, w = (w<<s | w>>(32-s)) + x)
++
++void md5_transform(__u32 *hash, __u32 const *in)
++{
++	u32 a, b, c, d;
++
++	a = hash[0];
++	b = hash[1];
++	c = hash[2];
++	d = hash[3];
++
++	MD5STEP(F1, a, b, c, d, in[0] + 0xd76aa478, 7);
++	MD5STEP(F1, d, a, b, c, in[1] + 0xe8c7b756, 12);
++	MD5STEP(F1, c, d, a, b, in[2] + 0x242070db, 17);
++	MD5STEP(F1, b, c, d, a, in[3] + 0xc1bdceee, 22);
++	MD5STEP(F1, a, b, c, d, in[4] + 0xf57c0faf, 7);
++	MD5STEP(F1, d, a, b, c, in[5] + 0x4787c62a, 12);
++	MD5STEP(F1, c, d, a, b, in[6] + 0xa8304613, 17);
++	MD5STEP(F1, b, c, d, a, in[7] + 0xfd469501, 22);
++	MD5STEP(F1, a, b, c, d, in[8] + 0x698098d8, 7);
++	MD5STEP(F1, d, a, b, c, in[9] + 0x8b44f7af, 12);
++	MD5STEP(F1, c, d, a, b, in[10] + 0xffff5bb1, 17);
++	MD5STEP(F1, b, c, d, a, in[11] + 0x895cd7be, 22);
++	MD5STEP(F1, a, b, c, d, in[12] + 0x6b901122, 7);
++	MD5STEP(F1, d, a, b, c, in[13] + 0xfd987193, 12);
++	MD5STEP(F1, c, d, a, b, in[14] + 0xa679438e, 17);
++	MD5STEP(F1, b, c, d, a, in[15] + 0x49b40821, 22);
++
++	MD5STEP(F2, a, b, c, d, in[1] + 0xf61e2562, 5);
++	MD5STEP(F2, d, a, b, c, in[6] + 0xc040b340, 9);
++	MD5STEP(F2, c, d, a, b, in[11] + 0x265e5a51, 14);
++	MD5STEP(F2, b, c, d, a, in[0] + 0xe9b6c7aa, 20);
++	MD5STEP(F2, a, b, c, d, in[5] + 0xd62f105d, 5);
++	MD5STEP(F2, d, a, b, c, in[10] + 0x02441453, 9);
++	MD5STEP(F2, c, d, a, b, in[15] + 0xd8a1e681, 14);
++	MD5STEP(F2, b, c, d, a, in[4] + 0xe7d3fbc8, 20);
++	MD5STEP(F2, a, b, c, d, in[9] + 0x21e1cde6, 5);
++	MD5STEP(F2, d, a, b, c, in[14] + 0xc33707d6, 9);
++	MD5STEP(F2, c, d, a, b, in[3] + 0xf4d50d87, 14);
++	MD5STEP(F2, b, c, d, a, in[8] + 0x455a14ed, 20);
++	MD5STEP(F2, a, b, c, d, in[13] + 0xa9e3e905, 5);
++	MD5STEP(F2, d, a, b, c, in[2] + 0xfcefa3f8, 9);
++	MD5STEP(F2, c, d, a, b, in[7] + 0x676f02d9, 14);
++	MD5STEP(F2, b, c, d, a, in[12] + 0x8d2a4c8a, 20);
++
++	MD5STEP(F3, a, b, c, d, in[5] + 0xfffa3942, 4);
++	MD5STEP(F3, d, a, b, c, in[8] + 0x8771f681, 11);
++	MD5STEP(F3, c, d, a, b, in[11] + 0x6d9d6122, 16);
++	MD5STEP(F3, b, c, d, a, in[14] + 0xfde5380c, 23);
++	MD5STEP(F3, a, b, c, d, in[1] + 0xa4beea44, 4);
++	MD5STEP(F3, d, a, b, c, in[4] + 0x4bdecfa9, 11);
++	MD5STEP(F3, c, d, a, b, in[7] + 0xf6bb4b60, 16);
++	MD5STEP(F3, b, c, d, a, in[10] + 0xbebfbc70, 23);
++	MD5STEP(F3, a, b, c, d, in[13] + 0x289b7ec6, 4);
++	MD5STEP(F3, d, a, b, c, in[0] + 0xeaa127fa, 11);
++	MD5STEP(F3, c, d, a, b, in[3] + 0xd4ef3085, 16);
++	MD5STEP(F3, b, c, d, a, in[6] + 0x04881d05, 23);
++	MD5STEP(F3, a, b, c, d, in[9] + 0xd9d4d039, 4);
++	MD5STEP(F3, d, a, b, c, in[12] + 0xe6db99e5, 11);
++	MD5STEP(F3, c, d, a, b, in[15] + 0x1fa27cf8, 16);
++	MD5STEP(F3, b, c, d, a, in[2] + 0xc4ac5665, 23);
++
++	MD5STEP(F4, a, b, c, d, in[0] + 0xf4292244, 6);
++	MD5STEP(F4, d, a, b, c, in[7] + 0x432aff97, 10);
++	MD5STEP(F4, c, d, a, b, in[14] + 0xab9423a7, 15);
++	MD5STEP(F4, b, c, d, a, in[5] + 0xfc93a039, 21);
++	MD5STEP(F4, a, b, c, d, in[12] + 0x655b59c3, 6);
++	MD5STEP(F4, d, a, b, c, in[3] + 0x8f0ccc92, 10);
++	MD5STEP(F4, c, d, a, b, in[10] + 0xffeff47d, 15);
++	MD5STEP(F4, b, c, d, a, in[1] + 0x85845dd1, 21);
++	MD5STEP(F4, a, b, c, d, in[8] + 0x6fa87e4f, 6);
++	MD5STEP(F4, d, a, b, c, in[15] + 0xfe2ce6e0, 10);
++	MD5STEP(F4, c, d, a, b, in[6] + 0xa3014314, 15);
++	MD5STEP(F4, b, c, d, a, in[13] + 0x4e0811a1, 21);
++	MD5STEP(F4, a, b, c, d, in[4] + 0xf7537e82, 6);
++	MD5STEP(F4, d, a, b, c, in[11] + 0xbd3af235, 10);
++	MD5STEP(F4, c, d, a, b, in[2] + 0x2ad7d2bb, 15);
++	MD5STEP(F4, b, c, d, a, in[9] + 0xeb86d391, 21);
++
++	hash[0] += a;
++	hash[1] += b;
++	hash[2] += c;
++	hash[3] += d;
++}
++EXPORT_SYMBOL(md5_transform);
+diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c
+index 6e82148..5b4f51d 100644
+--- a/net/8021q/vlan_dev.c
++++ b/net/8021q/vlan_dev.c
+@@ -694,7 +694,7 @@ void vlan_setup(struct net_device *dev)
+ 	ether_setup(dev);
+ 
+ 	dev->priv_flags		|= IFF_802_1Q_VLAN;
+-	dev->priv_flags		&= ~IFF_XMIT_DST_RELEASE;
++	dev->priv_flags		&= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
+ 	dev->tx_queue_len	= 0;
+ 
+ 	dev->netdev_ops		= &vlan_netdev_ops;
+diff --git a/net/bluetooth/bnep/netdev.c b/net/bluetooth/bnep/netdev.c
+index 8c100c9..d4f5dff 100644
+--- a/net/bluetooth/bnep/netdev.c
++++ b/net/bluetooth/bnep/netdev.c
+@@ -231,6 +231,7 @@ void bnep_net_setup(struct net_device *dev)
+ 	dev->addr_len = ETH_ALEN;
+ 
+ 	ether_setup(dev);
++	dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ 	dev->netdev_ops = &bnep_netdev_ops;
+ 
+ 	dev->watchdog_timeo  = HZ * 2;
+diff --git a/net/core/Makefile b/net/core/Makefile
+index 8a04dd2..0d357b1 100644
+--- a/net/core/Makefile
++++ b/net/core/Makefile
+@@ -3,7 +3,7 @@
+ #
+ 
+ obj-y := sock.o request_sock.o skbuff.o iovec.o datagram.o stream.o scm.o \
+-	 gen_stats.o gen_estimator.o net_namespace.o
++	 gen_stats.o gen_estimator.o net_namespace.o secure_seq.o
+ 
+ obj-$(CONFIG_SYSCTL) += sysctl_net_core.o
+ 
+diff --git a/net/core/link_watch.c b/net/core/link_watch.c
+index a7b3421..357bd4e 100644
+--- a/net/core/link_watch.c
++++ b/net/core/link_watch.c
+@@ -126,7 +126,7 @@ static void linkwatch_schedule_work(int urgent)
+ 		return;
+ 
+ 	/* It's already running which is good enough. */
+-	if (!cancel_delayed_work(&linkwatch_work))
++	if (!__cancel_delayed_work(&linkwatch_work))
+ 		return;
+ 
+ 	/* Otherwise we reschedule it again for immediate execution. */
+diff --git a/net/core/pktgen.c b/net/core/pktgen.c
+index f76079c..e35a6fb 100644
+--- a/net/core/pktgen.c
++++ b/net/core/pktgen.c
+@@ -1070,7 +1070,9 @@ static ssize_t pktgen_if_write(struct file *file,
+ 		len = num_arg(&user_buffer[i], 10, &value);
+ 		if (len < 0)
+ 			return len;
+-
++		if ((value > 0) &&
++		    (!(pkt_dev->odev->priv_flags & IFF_TX_SKB_SHARING)))
++			return -ENOTSUPP;
+ 		i += len;
+ 		pkt_dev->clone_skb = value;
+ 
+@@ -3555,7 +3557,6 @@ static int pktgen_add_device(struct pktgen_thread *t, const char *ifname)
+ 	pkt_dev->min_pkt_size = ETH_ZLEN;
+ 	pkt_dev->max_pkt_size = ETH_ZLEN;
+ 	pkt_dev->nfrags = 0;
+-	pkt_dev->clone_skb = pg_clone_skb_d;
+ 	pkt_dev->delay = pg_delay_d;
+ 	pkt_dev->count = pg_count_d;
+ 	pkt_dev->sofar = 0;
+@@ -3563,7 +3564,6 @@ static int pktgen_add_device(struct pktgen_thread *t, const char *ifname)
+ 	pkt_dev->udp_src_max = 9;
+ 	pkt_dev->udp_dst_min = 9;
+ 	pkt_dev->udp_dst_max = 9;
+-
+ 	pkt_dev->vlan_p = 0;
+ 	pkt_dev->vlan_cfi = 0;
+ 	pkt_dev->vlan_id = 0xffff;
+@@ -3575,6 +3575,8 @@ static int pktgen_add_device(struct pktgen_thread *t, const char *ifname)
+ 	err = pktgen_setup_dev(pkt_dev, ifname);
+ 	if (err)
+ 		goto out1;
++	if (pkt_dev->odev->priv_flags & IFF_TX_SKB_SHARING)
++		pkt_dev->clone_skb = pg_clone_skb_d;
+ 
+ 	pkt_dev->entry = proc_create_data(ifname, 0600, pg_proc_dir,
+ 					  &pktgen_if_fops, pkt_dev);
+diff --git a/net/core/secure_seq.c b/net/core/secure_seq.c
+new file mode 100644
+index 0000000..45329d7
+--- /dev/null
++++ b/net/core/secure_seq.c
+@@ -0,0 +1,184 @@
++#include <linux/kernel.h>
++#include <linux/init.h>
++#include <linux/cryptohash.h>
++#include <linux/module.h>
++#include <linux/cache.h>
++#include <linux/random.h>
++#include <linux/hrtimer.h>
++#include <linux/ktime.h>
++#include <linux/string.h>
++
++#include <net/secure_seq.h>
++
++static u32 net_secret[MD5_MESSAGE_BYTES / 4] ____cacheline_aligned;
++
++static int __init net_secret_init(void)
++{
++	get_random_bytes(net_secret, sizeof(net_secret));
++	return 0;
++}
++late_initcall(net_secret_init);
++
++static u32 seq_scale(u32 seq)
++{
++	/*
++	 *	As close as possible to RFC 793, which
++	 *	suggests using a 250 kHz clock.
++	 *	Further reading shows this assumes 2 Mb/s networks.
++	 *	For 10 Mb/s Ethernet, a 1 MHz clock is appropriate.
++	 *	For 10 Gb/s Ethernet, a 1 GHz clock should be ok, but
++	 *	we also need to limit the resolution so that the u32 seq
++	 *	overlaps less than one time per MSL (2 minutes).
++	 *	Choosing a clock of 64 ns period is OK. (period of 274 s)
++	 */
++	return seq + (ktime_to_ns(ktime_get_real()) >> 6);
++}
++
++#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
++__u32 secure_tcpv6_sequence_number(__be32 *saddr, __be32 *daddr,
++				   __be16 sport, __be16 dport)
++{
++	u32 secret[MD5_MESSAGE_BYTES / 4];
++	u32 hash[MD5_DIGEST_WORDS];
++	u32 i;
++
++	memcpy(hash, saddr, 16);
++	for (i = 0; i < 4; i++)
++		secret[i] = net_secret[i] + daddr[i];
++	secret[4] = net_secret[4] +
++		(((__force u16)sport << 16) + (__force u16)dport);
++	for (i = 5; i < MD5_MESSAGE_BYTES / 4; i++)
++		secret[i] = net_secret[i];
++
++	md5_transform(hash, secret);
++
++	return seq_scale(hash[0]);
++}
++EXPORT_SYMBOL(secure_tcpv6_sequence_number);
++
++u32 secure_ipv6_port_ephemeral(const __be32 *saddr, const __be32 *daddr,
++			       __be16 dport)
++{
++	u32 secret[MD5_MESSAGE_BYTES / 4];
++	u32 hash[MD5_DIGEST_WORDS];
++	u32 i;
++
++	memcpy(hash, saddr, 16);
++	for (i = 0; i < 4; i++)
++		secret[i] = net_secret[i] + (__force u32) daddr[i];
++	secret[4] = net_secret[4] + (__force u32)dport;
++	for (i = 5; i < MD5_MESSAGE_BYTES / 4; i++)
++		secret[i] = net_secret[i];
++
++	md5_transform(hash, secret);
++
++	return hash[0];
++}
++#endif
++
++#ifdef CONFIG_INET
++__u32 secure_ip_id(__be32 daddr)
++{
++	u32 hash[MD5_DIGEST_WORDS];
++
++	hash[0] = (__force __u32) daddr;
++	hash[1] = net_secret[13];
++	hash[2] = net_secret[14];
++	hash[3] = net_secret[15];
++
++	md5_transform(hash, net_secret);
++
++	return hash[0];
++}
++
++__u32 secure_ipv6_id(const __be32 daddr[4])
++{
++	__u32 hash[4];
++
++	memcpy(hash, daddr, 16);
++	md5_transform(hash, net_secret);
++
++	return hash[0];
++}
++
++__u32 secure_tcp_sequence_number(__be32 saddr, __be32 daddr,
++				 __be16 sport, __be16 dport)
++{
++	u32 hash[MD5_DIGEST_WORDS];
++
++	hash[0] = (__force u32)saddr;
++	hash[1] = (__force u32)daddr;
++	hash[2] = ((__force u16)sport << 16) + (__force u16)dport;
++	hash[3] = net_secret[15];
++
++	md5_transform(hash, net_secret);
++
++	return seq_scale(hash[0]);
++}
++
++u32 secure_ipv4_port_ephemeral(__be32 saddr, __be32 daddr, __be16 dport)
++{
++	u32 hash[MD5_DIGEST_WORDS];
++
++	hash[0] = (__force u32)saddr;
++	hash[1] = (__force u32)daddr;
++	hash[2] = (__force u32)dport ^ net_secret[14];
++	hash[3] = net_secret[15];
++
++	md5_transform(hash, net_secret);
++
++	return hash[0];
++}
++EXPORT_SYMBOL_GPL(secure_ipv4_port_ephemeral);
++#endif
++
++#if defined(CONFIG_IP_DCCP) || defined(CONFIG_IP_DCCP_MODULE)
++u64 secure_dccp_sequence_number(__be32 saddr, __be32 daddr,
++				__be16 sport, __be16 dport)
++{
++	u32 hash[MD5_DIGEST_WORDS];
++	u64 seq;
++
++	hash[0] = (__force u32)saddr;
++	hash[1] = (__force u32)daddr;
++	hash[2] = ((__force u16)sport << 16) + (__force u16)dport;
++	hash[3] = net_secret[15];
++
++	md5_transform(hash, net_secret);
++
++	seq = hash[0] | (((u64)hash[1]) << 32);
++	seq += ktime_to_ns(ktime_get_real());
++	seq &= (1ull << 48) - 1;
++
++	return seq;
++}
++EXPORT_SYMBOL(secure_dccp_sequence_number);
++
++#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
++u64 secure_dccpv6_sequence_number(__be32 *saddr, __be32 *daddr,
++				  __be16 sport, __be16 dport)
++{
++	u32 secret[MD5_MESSAGE_BYTES / 4];
++	u32 hash[MD5_DIGEST_WORDS];
++	u64 seq;
++	u32 i;
++
++	memcpy(hash, saddr, 16);
++	for (i = 0; i < 4; i++)
++		secret[i] = net_secret[i] + daddr[i];
++	secret[4] = net_secret[4] +
++		(((__force u16)sport << 16) + (__force u16)dport);
++	for (i = 5; i < MD5_MESSAGE_BYTES / 4; i++)
++		secret[i] = net_secret[i];
++
++	md5_transform(hash, secret);
++
++	seq = hash[0] | (((u64)hash[1]) << 32);
++	seq += ktime_to_ns(ktime_get_real());
++	seq &= (1ull << 48) - 1;
++
++	return seq;
++}
++EXPORT_SYMBOL(secure_dccpv6_sequence_number);
++#endif
++#endif
+diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c
+index 8c36adf..332639b 100644
+--- a/net/dccp/ipv4.c
++++ b/net/dccp/ipv4.c
+@@ -26,6 +26,7 @@
+ #include <net/timewait_sock.h>
+ #include <net/tcp_states.h>
+ #include <net/xfrm.h>
++#include <net/secure_seq.h>
+ 
+ #include "ackvec.h"
+ #include "ccid.h"
+diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c
+index 8dc4348..b74f761 100644
+--- a/net/dccp/ipv6.c
++++ b/net/dccp/ipv6.c
+@@ -29,6 +29,7 @@
+ #include <net/transp_v6.h>
+ #include <net/ip6_checksum.h>
+ #include <net/xfrm.h>
++#include <net/secure_seq.h>
+ 
+ #include "dccp.h"
+ #include "ipv6.h"
+@@ -69,13 +70,7 @@ static inline void dccp_v6_send_check(struct sock *sk, struct sk_buff *skb)
+ 	dh->dccph_checksum = dccp_v6_csum_finish(skb, &np->saddr, &np->daddr);
+ }
+ 
+-static inline __u32 secure_dccpv6_sequence_number(__be32 *saddr, __be32 *daddr,
+-						  __be16 sport, __be16 dport   )
+-{
+-	return secure_tcpv6_sequence_number(saddr, daddr, sport, dport);
+-}
+-
+-static inline __u32 dccp_v6_init_sequence(struct sk_buff *skb)
++static inline __u64 dccp_v6_init_sequence(struct sk_buff *skb)
+ {
+ 	return secure_dccpv6_sequence_number(ipv6_hdr(skb)->daddr.s6_addr32,
+ 					     ipv6_hdr(skb)->saddr.s6_addr32,
+diff --git a/net/ethernet/eth.c b/net/ethernet/eth.c
+index 44d2b42..2780e9b 100644
+--- a/net/ethernet/eth.c
++++ b/net/ethernet/eth.c
+@@ -340,6 +340,7 @@ void ether_setup(struct net_device *dev)
+ 	dev->addr_len		= ETH_ALEN;
+ 	dev->tx_queue_len	= 1000;	/* Ethernet wants good queues */
+ 	dev->flags		= IFF_BROADCAST|IFF_MULTICAST;
++	dev->priv_flags		= IFF_TX_SKB_SHARING;
+ 
+ 	memset(dev->broadcast, 0xFF, ETH_ALEN);
+ 
+diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
+index 0d4a184..4155abc 100644
+--- a/net/ipv4/devinet.c
++++ b/net/ipv4/devinet.c
+@@ -1134,15 +1134,15 @@ static void inetdev_send_gratuitous_arp(struct net_device *dev,
+ 					struct in_device *in_dev)
+ 
+ {
+-	struct in_ifaddr *ifa = in_dev->ifa_list;
+-
+-	if (!ifa)
+-		return;
++	struct in_ifaddr *ifa;
+ 
+-	arp_send(ARPOP_REQUEST, ETH_P_ARP,
+-		 ifa->ifa_local, dev,
+-		 ifa->ifa_local, NULL,
+-		 dev->dev_addr, NULL);
++	for (ifa = in_dev->ifa_list; ifa;
++	     ifa = ifa->ifa_next) {
++		arp_send(ARPOP_REQUEST, ETH_P_ARP,
++			 ifa->ifa_local, dev,
++			 ifa->ifa_local, NULL,
++			 dev->dev_addr, NULL);
++	}
+ }
+ 
+ /* Called only under RTNL semaphore */
+diff --git a/net/ipv4/gre.c b/net/ipv4/gre.c
+index c6933f2..3e3f75d 100644
+--- a/net/ipv4/gre.c
++++ b/net/ipv4/gre.c
+@@ -15,6 +15,7 @@
+ #include <linux/kmod.h>
+ #include <linux/skbuff.h>
+ #include <linux/in.h>
++#include <linux/ip.h>
+ #include <linux/netdevice.h>
+ #include <linux/version.h>
+ #include <linux/spinlock.h>
+@@ -97,27 +98,17 @@ drop:
+ static void gre_err(struct sk_buff *skb, u32 info)
+ {
+ 	const struct gre_protocol *proto;
+-	u8 ver;
+-
+-	if (!pskb_may_pull(skb, 12))
+-		goto drop;
++	const struct iphdr *iph = (const struct iphdr *)skb->data;
++	u8 ver = skb->data[(iph->ihl<<2) + 1]&0x7f;
+ 
+-	ver = skb->data[1]&0x7f;
+ 	if (ver >= GREPROTO_MAX)
+-		goto drop;
++		return;
+ 
+ 	rcu_read_lock();
+ 	proto = rcu_dereference(gre_proto[ver]);
+-	if (!proto || !proto->err_handler)
+-		goto drop_unlock;
+-	proto->err_handler(skb, info);
+-	rcu_read_unlock();
+-	return;
+-
+-drop_unlock:
++	if (proto && proto->err_handler)
++		proto->err_handler(skb, info);
+ 	rcu_read_unlock();
+-drop:
+-	kfree_skb(skb);
+ }
+ 
+ static const struct net_protocol net_gre_protocol = {
+diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c
+index 5395e45..23ef31b 100644
+--- a/net/ipv4/icmp.c
++++ b/net/ipv4/icmp.c
+@@ -380,6 +380,7 @@ static struct rtable *icmp_route_lookup(struct net *net,
+ 					struct icmp_bxm *param)
+ {
+ 	struct rtable *rt, *rt2;
++	struct flowi4 fl4_dec;
+ 	int err;
+ 
+ 	memset(fl4, 0, sizeof(*fl4));
+@@ -408,19 +409,19 @@ static struct rtable *icmp_route_lookup(struct net *net,
+ 	} else
+ 		return rt;
+ 
+-	err = xfrm_decode_session_reverse(skb_in, flowi4_to_flowi(fl4), AF_INET);
++	err = xfrm_decode_session_reverse(skb_in, flowi4_to_flowi(&fl4_dec), AF_INET);
+ 	if (err)
+ 		goto relookup_failed;
+ 
+-	if (inet_addr_type(net, fl4->saddr) == RTN_LOCAL) {
+-		rt2 = __ip_route_output_key(net, fl4);
++	if (inet_addr_type(net, fl4_dec.saddr) == RTN_LOCAL) {
++		rt2 = __ip_route_output_key(net, &fl4_dec);
+ 		if (IS_ERR(rt2))
+ 			err = PTR_ERR(rt2);
+ 	} else {
+ 		struct flowi4 fl4_2 = {};
+ 		unsigned long orefdst;
+ 
+-		fl4_2.daddr = fl4->saddr;
++		fl4_2.daddr = fl4_dec.saddr;
+ 		rt2 = ip_route_output_key(net, &fl4_2);
+ 		if (IS_ERR(rt2)) {
+ 			err = PTR_ERR(rt2);
+@@ -428,7 +429,7 @@ static struct rtable *icmp_route_lookup(struct net *net,
+ 		}
+ 		/* Ugh! */
+ 		orefdst = skb_in->_skb_refdst; /* save old refdst */
+-		err = ip_route_input(skb_in, fl4->daddr, fl4->saddr,
++		err = ip_route_input(skb_in, fl4_dec.daddr, fl4_dec.saddr,
+ 				     RT_TOS(tos), rt2->dst.dev);
+ 
+ 		dst_release(&rt2->dst);
+@@ -440,10 +441,11 @@ static struct rtable *icmp_route_lookup(struct net *net,
+ 		goto relookup_failed;
+ 
+ 	rt2 = (struct rtable *) xfrm_lookup(net, &rt2->dst,
+-					    flowi4_to_flowi(fl4), NULL,
++					    flowi4_to_flowi(&fl4_dec), NULL,
+ 					    XFRM_LOOKUP_ICMP);
+ 	if (!IS_ERR(rt2)) {
+ 		dst_release(&rt->dst);
++		memcpy(fl4, &fl4_dec, sizeof(*fl4));
+ 		rt = rt2;
+ 	} else if (PTR_ERR(rt2) == -EPERM) {
+ 		if (rt)
+diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c
+index f1d27f6..283c0a2 100644
+--- a/net/ipv4/igmp.c
++++ b/net/ipv4/igmp.c
+@@ -1718,7 +1718,7 @@ static int ip_mc_add_src(struct in_device *in_dev, __be32 *pmca, int sfmode,
+ 
+ 		pmc->sfcount[sfmode]--;
+ 		for (j=0; j<i; j++)
+-			(void) ip_mc_del1_src(pmc, sfmode, &psfsrc[i]);
++			(void) ip_mc_del1_src(pmc, sfmode, &psfsrc[j]);
+ 	} else if (isexclude != (pmc->sfcount[MCAST_EXCLUDE] != 0)) {
+ #ifdef CONFIG_IP_MULTICAST
+ 		struct ip_sf_list *psf;
+diff --git a/net/ipv4/inet_hashtables.c b/net/ipv4/inet_hashtables.c
+index 3c0369a..984ec65 100644
+--- a/net/ipv4/inet_hashtables.c
++++ b/net/ipv4/inet_hashtables.c
+@@ -21,6 +21,7 @@
+ 
+ #include <net/inet_connection_sock.h>
+ #include <net/inet_hashtables.h>
++#include <net/secure_seq.h>
+ #include <net/ip.h>
+ 
+ /*
+diff --git a/net/ipv4/inetpeer.c b/net/ipv4/inetpeer.c
+index ce616d9..6877645 100644
+--- a/net/ipv4/inetpeer.c
++++ b/net/ipv4/inetpeer.c
+@@ -19,6 +19,7 @@
+ #include <linux/net.h>
+ #include <net/ip.h>
+ #include <net/inetpeer.h>
++#include <net/secure_seq.h>
+ 
+ /*
+  *  Theory of operations.
+diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
+index 84f26e8..0c99db4 100644
+--- a/net/ipv4/ip_output.c
++++ b/net/ipv4/ip_output.c
+@@ -734,7 +734,7 @@ static inline int ip_ufo_append_data(struct sock *sk,
+ 			int getfrag(void *from, char *to, int offset, int len,
+ 			       int odd, struct sk_buff *skb),
+ 			void *from, int length, int hh_len, int fragheaderlen,
+-			int transhdrlen, int mtu, unsigned int flags)
++			int transhdrlen, int maxfraglen, unsigned int flags)
+ {
+ 	struct sk_buff *skb;
+ 	int err;
+@@ -767,7 +767,7 @@ static inline int ip_ufo_append_data(struct sock *sk,
+ 		skb->csum = 0;
+ 
+ 		/* specify the length of each IP datagram fragment */
+-		skb_shinfo(skb)->gso_size = mtu - fragheaderlen;
++		skb_shinfo(skb)->gso_size = maxfraglen - fragheaderlen;
+ 		skb_shinfo(skb)->gso_type = SKB_GSO_UDP;
+ 		__skb_queue_tail(queue, skb);
+ 	}
+@@ -831,7 +831,7 @@ static int __ip_append_data(struct sock *sk,
+ 	    (rt->dst.dev->features & NETIF_F_UFO) && !rt->dst.header_len) {
+ 		err = ip_ufo_append_data(sk, queue, getfrag, from, length,
+ 					 hh_len, fragheaderlen, transhdrlen,
+-					 mtu, flags);
++					 maxfraglen, flags);
+ 		if (err)
+ 			goto error;
+ 		return 0;
+diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
+index 30a7763..f81af8d 100644
+--- a/net/ipv4/ipmr.c
++++ b/net/ipv4/ipmr.c
+@@ -1796,7 +1796,7 @@ static struct mr_table *ipmr_rt_fib_lookup(struct net *net, struct sk_buff *skb)
+ 	struct flowi4 fl4 = {
+ 		.daddr = iph->daddr,
+ 		.saddr = iph->saddr,
+-		.flowi4_tos = iph->tos,
++		.flowi4_tos = RT_TOS(iph->tos),
+ 		.flowi4_oif = rt->rt_oif,
+ 		.flowi4_iif = rt->rt_iif,
+ 		.flowi4_mark = rt->rt_mark,
+diff --git a/net/ipv4/netfilter/nf_nat_proto_common.c b/net/ipv4/netfilter/nf_nat_proto_common.c
+index 3e61faf..f52d41e 100644
+--- a/net/ipv4/netfilter/nf_nat_proto_common.c
++++ b/net/ipv4/netfilter/nf_nat_proto_common.c
+@@ -12,6 +12,7 @@
+ #include <linux/ip.h>
+ 
+ #include <linux/netfilter.h>
++#include <net/secure_seq.h>
+ #include <net/netfilter/nf_nat.h>
+ #include <net/netfilter/nf_nat_core.h>
+ #include <net/netfilter/nf_nat_rule.h>
+diff --git a/net/ipv4/route.c b/net/ipv4/route.c
+index aa13ef1..cdabdbf 100644
+--- a/net/ipv4/route.c
++++ b/net/ipv4/route.c
+@@ -108,6 +108,7 @@
+ #ifdef CONFIG_SYSCTL
+ #include <linux/sysctl.h>
+ #endif
++#include <net/secure_seq.h>
+ 
+ #define RT_FL_TOS(oldflp4) \
+     ((u32)(oldflp4->flowi4_tos & (IPTOS_RT_MASK | RTO_ONLINK)))
+@@ -725,6 +726,7 @@ static inline int compare_keys(struct rtable *rt1, struct rtable *rt2)
+ 		((__force u32)rt1->rt_key_src ^ (__force u32)rt2->rt_key_src) |
+ 		(rt1->rt_mark ^ rt2->rt_mark) |
+ 		(rt1->rt_key_tos ^ rt2->rt_key_tos) |
++		(rt1->rt_route_iif ^ rt2->rt_route_iif) |
+ 		(rt1->rt_oif ^ rt2->rt_oif) |
+ 		(rt1->rt_iif ^ rt2->rt_iif)) == 0;
+ }
+@@ -1703,7 +1705,7 @@ void ip_rt_get_source(u8 *addr, struct sk_buff *skb, struct rtable *rt)
+ 		memset(&fl4, 0, sizeof(fl4));
+ 		fl4.daddr = iph->daddr;
+ 		fl4.saddr = iph->saddr;
+-		fl4.flowi4_tos = iph->tos;
++		fl4.flowi4_tos = RT_TOS(iph->tos);
+ 		fl4.flowi4_oif = rt->dst.dev->ifindex;
+ 		fl4.flowi4_iif = skb->dev->ifindex;
+ 		fl4.flowi4_mark = skb->mark;
+@@ -2281,8 +2283,8 @@ int ip_route_input_common(struct sk_buff *skb, __be32 daddr, __be32 saddr,
+ 		if ((((__force u32)rth->rt_key_dst ^ (__force u32)daddr) |
+ 		     ((__force u32)rth->rt_key_src ^ (__force u32)saddr) |
+ 		     (rth->rt_iif ^ iif) |
+-		     rth->rt_oif |
+ 		     (rth->rt_key_tos ^ tos)) == 0 &&
++		    rt_is_input_route(rth) &&
+ 		    rth->rt_mark == skb->mark &&
+ 		    net_eq(dev_net(rth->dst.dev), net) &&
+ 		    !rt_is_expired(rth)) {
+diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
+index 708dc20..b3e6956 100644
+--- a/net/ipv4/tcp_ipv4.c
++++ b/net/ipv4/tcp_ipv4.c
+@@ -72,6 +72,7 @@
+ #include <net/timewait_sock.h>
+ #include <net/xfrm.h>
+ #include <net/netdma.h>
++#include <net/secure_seq.h>
+ 
+ #include <linux/inet.h>
+ #include <linux/ipv6.h>
+diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c
+index 3b5669a..5591236 100644
+--- a/net/ipv6/af_inet6.c
++++ b/net/ipv6/af_inet6.c
+@@ -1078,6 +1078,8 @@ static int __init inet6_init(void)
+ 		goto out;
+ 	}
+ 
++	initialize_hashidentrnd();
++
+ 	err = proto_register(&tcpv6_prot, 1);
+ 	if (err)
+ 		goto out;
+diff --git a/net/ipv6/inet6_hashtables.c b/net/ipv6/inet6_hashtables.c
+index b531972..73f1a00 100644
+--- a/net/ipv6/inet6_hashtables.c
++++ b/net/ipv6/inet6_hashtables.c
+@@ -20,6 +20,7 @@
+ #include <net/inet_connection_sock.h>
+ #include <net/inet_hashtables.h>
+ #include <net/inet6_hashtables.h>
++#include <net/secure_seq.h>
+ #include <net/ip.h>
+ 
+ int __inet6_hash(struct sock *sk, struct inet_timewait_sock *tw)
+diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
+index 9d4b165..1661296 100644
+--- a/net/ipv6/ip6_output.c
++++ b/net/ipv6/ip6_output.c
+@@ -596,6 +596,35 @@ int ip6_find_1stfragopt(struct sk_buff *skb, u8 **nexthdr)
+ 	return offset;
+ }
+ 
++static u32 hashidentrnd __read_mostly;
++#define FID_HASH_SZ 16
++static u32 ipv6_fragmentation_id[FID_HASH_SZ];
++
++void __init initialize_hashidentrnd(void)
++{
++	get_random_bytes(&hashidentrnd, sizeof(hashidentrnd));
++}
++
++static u32 __ipv6_select_ident(const struct in6_addr *addr)
++{
++	u32 newid, oldid, hash = jhash2((u32 *)addr, 4, hashidentrnd);
++	u32 *pid = &ipv6_fragmentation_id[hash % FID_HASH_SZ];
++
++	do {
++		oldid = *pid;
++		newid = oldid + 1;
++		if (!(hash + newid))
++			newid++;
++	} while (cmpxchg(pid, oldid, newid) != oldid);
++
++	return hash + newid;
++}
++
++void ipv6_select_ident(struct frag_hdr *fhdr, struct rt6_info *rt)
++{
++	fhdr->identification = htonl(__ipv6_select_ident(&rt->rt6i_dst.addr));
++}
++
+ int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *))
+ {
+ 	struct sk_buff *frag;
+@@ -680,7 +709,7 @@ int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *))
+ 		skb_reset_network_header(skb);
+ 		memcpy(skb_network_header(skb), tmp_hdr, hlen);
+ 
+-		ipv6_select_ident(fh);
++		ipv6_select_ident(fh, rt);
+ 		fh->nexthdr = nexthdr;
+ 		fh->reserved = 0;
+ 		fh->frag_off = htons(IP6_MF);
+@@ -826,7 +855,7 @@ slow_path:
+ 		fh->nexthdr = nexthdr;
+ 		fh->reserved = 0;
+ 		if (!frag_id) {
+-			ipv6_select_ident(fh);
++			ipv6_select_ident(fh, rt);
+ 			frag_id = fh->identification;
+ 		} else
+ 			fh->identification = frag_id;
+@@ -1072,7 +1101,8 @@ static inline int ip6_ufo_append_data(struct sock *sk,
+ 			int getfrag(void *from, char *to, int offset, int len,
+ 			int odd, struct sk_buff *skb),
+ 			void *from, int length, int hh_len, int fragheaderlen,
+-			int transhdrlen, int mtu,unsigned int flags)
++			int transhdrlen, int mtu,unsigned int flags,
++			struct rt6_info *rt)
+ 
+ {
+ 	struct sk_buff *skb;
+@@ -1116,7 +1146,7 @@ static inline int ip6_ufo_append_data(struct sock *sk,
+ 		skb_shinfo(skb)->gso_size = (mtu - fragheaderlen -
+ 					     sizeof(struct frag_hdr)) & ~7;
+ 		skb_shinfo(skb)->gso_type = SKB_GSO_UDP;
+-		ipv6_select_ident(&fhdr);
++		ipv6_select_ident(&fhdr, rt);
+ 		skb_shinfo(skb)->ip6_frag_id = fhdr.identification;
+ 		__skb_queue_tail(&sk->sk_write_queue, skb);
+ 
+@@ -1282,7 +1312,7 @@ int ip6_append_data(struct sock *sk, int getfrag(void *from, char *to,
+ 
+ 			err = ip6_ufo_append_data(sk, getfrag, from, length,
+ 						  hh_len, fragheaderlen,
+-						  transhdrlen, mtu, flags);
++						  transhdrlen, mtu, flags, rt);
+ 			if (err)
+ 				goto error;
+ 			return 0;
+diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
+index 87551ca..7c43e86 100644
+--- a/net/ipv6/tcp_ipv6.c
++++ b/net/ipv6/tcp_ipv6.c
+@@ -61,6 +61,7 @@
+ #include <net/timewait_sock.h>
+ #include <net/netdma.h>
+ #include <net/inet_common.h>
++#include <net/secure_seq.h>
+ 
+ #include <asm/uaccess.h>
+ 
+diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
+index 328985c..29213b5 100644
+--- a/net/ipv6/udp.c
++++ b/net/ipv6/udp.c
+@@ -1359,7 +1359,7 @@ static struct sk_buff *udp6_ufo_fragment(struct sk_buff *skb, u32 features)
+ 	fptr = (struct frag_hdr *)(skb_network_header(skb) + unfrag_ip6hlen);
+ 	fptr->nexthdr = nexthdr;
+ 	fptr->reserved = 0;
+-	ipv6_select_ident(fptr);
++	ipv6_select_ident(fptr, (struct rt6_info *)skb_dst(skb));
+ 
+ 	/* Fragment the skb. ipv6 header and the remaining fields of the
+ 	 * fragment header are updated in ipv6_gso_segment()
+diff --git a/net/l2tp/l2tp_eth.c b/net/l2tp/l2tp_eth.c
+index a8193f5..d2726a7 100644
+--- a/net/l2tp/l2tp_eth.c
++++ b/net/l2tp/l2tp_eth.c
+@@ -103,7 +103,7 @@ static struct net_device_ops l2tp_eth_netdev_ops = {
+ static void l2tp_eth_dev_setup(struct net_device *dev)
+ {
+ 	ether_setup(dev);
+-
++	dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ 	dev->netdev_ops		= &l2tp_eth_netdev_ops;
+ 	dev->destructor		= free_netdev;
+ }
+diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
+index dee30ae..895eec1 100644
+--- a/net/mac80211/iface.c
++++ b/net/mac80211/iface.c
+@@ -699,6 +699,7 @@ static const struct net_device_ops ieee80211_monitorif_ops = {
+ static void ieee80211_if_setup(struct net_device *dev)
+ {
+ 	ether_setup(dev);
++	dev->priv_flags &= ~IFF_TX_SKB_SHARING;
+ 	dev->netdev_ops = &ieee80211_dataif_ops;
+ 	dev->destructor = free_netdev;
+ }
+diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c
+index 699c79a..a178cb3 100644
+--- a/net/netfilter/ipvs/ip_vs_ctl.c
++++ b/net/netfilter/ipvs/ip_vs_ctl.c
+@@ -3771,6 +3771,7 @@ err_sock:
+ void ip_vs_control_cleanup(void)
+ {
+ 	EnterFunction(2);
++	unregister_netdevice_notifier(&ip_vs_dst_notifier);
+ 	ip_vs_genl_unregister();
+ 	nf_unregister_sockopt(&ip_vs_sockopts);
+ 	LeaveFunction(2);
+diff --git a/net/sched/sch_sfq.c b/net/sched/sch_sfq.c
+index b6ea6af..69400e3 100644
+--- a/net/sched/sch_sfq.c
++++ b/net/sched/sch_sfq.c
+@@ -410,7 +410,12 @@ sfq_enqueue(struct sk_buff *skb, struct Qdisc *sch)
+ 	/* Return Congestion Notification only if we dropped a packet
+ 	 * from this flow.
+ 	 */
+-	return (qlen != slot->qlen) ? NET_XMIT_CN : NET_XMIT_SUCCESS;
++	if (qlen != slot->qlen)
++		return NET_XMIT_CN;
++
++	/* As we dropped a packet, better let upper stack know this */
++	qdisc_tree_decrease_qlen(sch, 1);
++	return NET_XMIT_SUCCESS;
+ }
+ 
+ static struct sk_buff *
+diff --git a/net/socket.c b/net/socket.c
+index 02dc82d..ed46dbb 100644
+--- a/net/socket.c
++++ b/net/socket.c
+@@ -1871,8 +1871,14 @@ SYSCALL_DEFINE2(shutdown, int, fd, int, how)
+ #define COMPAT_NAMELEN(msg)	COMPAT_MSG(msg, msg_namelen)
+ #define COMPAT_FLAGS(msg)	COMPAT_MSG(msg, msg_flags)
+ 
++struct used_address {
++	struct sockaddr_storage name;
++	unsigned int name_len;
++};
++
+ static int __sys_sendmsg(struct socket *sock, struct msghdr __user *msg,
+-			 struct msghdr *msg_sys, unsigned flags, int nosec)
++			 struct msghdr *msg_sys, unsigned flags,
++			 struct used_address *used_address)
+ {
+ 	struct compat_msghdr __user *msg_compat =
+ 	    (struct compat_msghdr __user *)msg;
+@@ -1953,8 +1959,28 @@ static int __sys_sendmsg(struct socket *sock, struct msghdr __user *msg,
+ 
+ 	if (sock->file->f_flags & O_NONBLOCK)
+ 		msg_sys->msg_flags |= MSG_DONTWAIT;
+-	err = (nosec ? sock_sendmsg_nosec : sock_sendmsg)(sock, msg_sys,
+-							  total_len);
++	/*
++	 * If this is sendmmsg() and current destination address is same as
++	 * previously succeeded address, omit asking LSM's decision.
++	 * used_address->name_len is initialized to UINT_MAX so that the first
++	 * destination address never matches.
++	 */
++	if (used_address && used_address->name_len == msg_sys->msg_namelen &&
++	    !memcmp(&used_address->name, msg->msg_name,
++		    used_address->name_len)) {
++		err = sock_sendmsg_nosec(sock, msg_sys, total_len);
++		goto out_freectl;
++	}
++	err = sock_sendmsg(sock, msg_sys, total_len);
++	/*
++	 * If this is sendmmsg() and sending to current destination address was
++	 * successful, remember it.
++	 */
++	if (used_address && err >= 0) {
++		used_address->name_len = msg_sys->msg_namelen;
++		memcpy(&used_address->name, msg->msg_name,
++		       used_address->name_len);
++	}
+ 
+ out_freectl:
+ 	if (ctl_buf != ctl)
+@@ -1979,7 +2005,7 @@ SYSCALL_DEFINE3(sendmsg, int, fd, struct msghdr __user *, msg, unsigned, flags)
+ 	if (!sock)
+ 		goto out;
+ 
+-	err = __sys_sendmsg(sock, msg, &msg_sys, flags, 0);
++	err = __sys_sendmsg(sock, msg, &msg_sys, flags, NULL);
+ 
+ 	fput_light(sock->file, fput_needed);
+ out:
+@@ -1998,6 +2024,10 @@ int __sys_sendmmsg(int fd, struct mmsghdr __user *mmsg, unsigned int vlen,
+ 	struct mmsghdr __user *entry;
+ 	struct compat_mmsghdr __user *compat_entry;
+ 	struct msghdr msg_sys;
++	struct used_address used_address;
++
++	if (vlen > UIO_MAXIOV)
++		vlen = UIO_MAXIOV;
+ 
+ 	datagrams = 0;
+ 
+@@ -2005,27 +2035,22 @@ int __sys_sendmmsg(int fd, struct mmsghdr __user *mmsg, unsigned int vlen,
+ 	if (!sock)
+ 		return err;
+ 
+-	err = sock_error(sock->sk);
+-	if (err)
+-		goto out_put;
+-
++	used_address.name_len = UINT_MAX;
+ 	entry = mmsg;
+ 	compat_entry = (struct compat_mmsghdr __user *)mmsg;
++	err = 0;
+ 
+ 	while (datagrams < vlen) {
+-		/*
+-		 * No need to ask LSM for more than the first datagram.
+-		 */
+ 		if (MSG_CMSG_COMPAT & flags) {
+ 			err = __sys_sendmsg(sock, (struct msghdr __user *)compat_entry,
+-					    &msg_sys, flags, datagrams);
++					    &msg_sys, flags, &used_address);
+ 			if (err < 0)
+ 				break;
+ 			err = __put_user(err, &compat_entry->msg_len);
+ 			++compat_entry;
+ 		} else {
+ 			err = __sys_sendmsg(sock, (struct msghdr __user *)entry,
+-					    &msg_sys, flags, datagrams);
++					    &msg_sys, flags, &used_address);
+ 			if (err < 0)
+ 				break;
+ 			err = put_user(err, &entry->msg_len);
+@@ -2037,29 +2062,11 @@ int __sys_sendmmsg(int fd, struct mmsghdr __user *mmsg, unsigned int vlen,
+ 		++datagrams;
+ 	}
+ 
+-out_put:
+ 	fput_light(sock->file, fput_needed);
+ 
+-	if (err == 0)
+-		return datagrams;
+-
+-	if (datagrams != 0) {
+-		/*
+-		 * We may send less entries than requested (vlen) if the
+-		 * sock is non blocking...
+-		 */
+-		if (err != -EAGAIN) {
+-			/*
+-			 * ... or if sendmsg returns an error after we
+-			 * send some datagrams, where we record the
+-			 * error to return on the next call or if the
+-			 * app asks about it using getsockopt(SO_ERROR).
+-			 */
+-			sock->sk->sk_err = -err;
+-		}
+-
++	/* We only return an error if no datagrams were able to be sent */
++	if (datagrams != 0)
+ 		return datagrams;
+-	}
+ 
+ 	return err;
+ }
+diff --git a/net/xfrm/xfrm_algo.c b/net/xfrm/xfrm_algo.c
+index 58064d9..791ab2e 100644
+--- a/net/xfrm/xfrm_algo.c
++++ b/net/xfrm/xfrm_algo.c
+@@ -462,8 +462,8 @@ static struct xfrm_algo_desc ealg_list[] = {
+ 	.desc = {
+ 		.sadb_alg_id = SADB_X_EALG_AESCTR,
+ 		.sadb_alg_ivlen	= 8,
+-		.sadb_alg_minbits = 128,
+-		.sadb_alg_maxbits = 256
++		.sadb_alg_minbits = 160,
++		.sadb_alg_maxbits = 288
+ 	}
+ },
+ };
+diff --git a/sound/core/timer.c b/sound/core/timer.c
+index 7c1cbf0..950eed0 100644
+--- a/sound/core/timer.c
++++ b/sound/core/timer.c
+@@ -531,6 +531,8 @@ int snd_timer_stop(struct snd_timer_instance *timeri)
+ 	if (err < 0)
+ 		return err;
+ 	timer = timeri->timer;
++	if (!timer)
++		return -EINVAL;
+ 	spin_lock_irqsave(&timer->lock, flags);
+ 	timeri->cticks = timeri->ticks;
+ 	timeri->pticks = 0;
+diff --git a/sound/soc/codecs/sgtl5000.c b/sound/soc/codecs/sgtl5000.c
+index ff29380..c49317c 100644
+--- a/sound/soc/codecs/sgtl5000.c
++++ b/sound/soc/codecs/sgtl5000.c
+@@ -33,73 +33,31 @@
+ #define SGTL5000_DAP_REG_OFFSET	0x0100
+ #define SGTL5000_MAX_REG_OFFSET	0x013A
+ 
+-/* default value of sgtl5000 registers except DAP */
+-static const u16 sgtl5000_regs[SGTL5000_MAX_REG_OFFSET >> 1] =  {
+-	0xa011, /* 0x0000, CHIP_ID. 11 stand for revison 17 */
+-	0x0000, /* 0x0002, CHIP_DIG_POWER. */
+-	0x0008, /* 0x0004, CHIP_CKL_CTRL */
+-	0x0010, /* 0x0006, CHIP_I2S_CTRL */
+-	0x0000, /* 0x0008, reserved */
+-	0x0008, /* 0x000A, CHIP_SSS_CTRL */
+-	0x0000, /* 0x000C, reserved */
+-	0x020c, /* 0x000E, CHIP_ADCDAC_CTRL */
+-	0x3c3c, /* 0x0010, CHIP_DAC_VOL */
+-	0x0000, /* 0x0012, reserved */
+-	0x015f, /* 0x0014, CHIP_PAD_STRENGTH */
+-	0x0000, /* 0x0016, reserved */
+-	0x0000, /* 0x0018, reserved */
+-	0x0000, /* 0x001A, reserved */
+-	0x0000, /* 0x001E, reserved */
+-	0x0000, /* 0x0020, CHIP_ANA_ADC_CTRL */
+-	0x1818, /* 0x0022, CHIP_ANA_HP_CTRL */
+-	0x0111, /* 0x0024, CHIP_ANN_CTRL */
+-	0x0000, /* 0x0026, CHIP_LINREG_CTRL */
+-	0x0000, /* 0x0028, CHIP_REF_CTRL */
+-	0x0000, /* 0x002A, CHIP_MIC_CTRL */
+-	0x0000, /* 0x002C, CHIP_LINE_OUT_CTRL */
+-	0x0404, /* 0x002E, CHIP_LINE_OUT_VOL */
+-	0x7060, /* 0x0030, CHIP_ANA_POWER */
+-	0x5000, /* 0x0032, CHIP_PLL_CTRL */
+-	0x0000, /* 0x0034, CHIP_CLK_TOP_CTRL */
+-	0x0000, /* 0x0036, CHIP_ANA_STATUS */
+-	0x0000, /* 0x0038, reserved */
+-	0x0000, /* 0x003A, CHIP_ANA_TEST2 */
+-	0x0000, /* 0x003C, CHIP_SHORT_CTRL */
+-	0x0000, /* reserved */
+-};
+-
+-/* default value of dap registers */
+-static const u16 sgtl5000_dap_regs[] = {
+-	0x0000, /* 0x0100, DAP_CONTROL */
+-	0x0000, /* 0x0102, DAP_PEQ */
+-	0x0040, /* 0x0104, DAP_BASS_ENHANCE */
+-	0x051f, /* 0x0106, DAP_BASS_ENHANCE_CTRL */
+-	0x0000, /* 0x0108, DAP_AUDIO_EQ */
+-	0x0040, /* 0x010A, DAP_SGTL_SURROUND */
+-	0x0000, /* 0x010C, DAP_FILTER_COEF_ACCESS */
+-	0x0000, /* 0x010E, DAP_COEF_WR_B0_MSB */
+-	0x0000, /* 0x0110, DAP_COEF_WR_B0_LSB */
+-	0x0000, /* 0x0112, reserved */
+-	0x0000, /* 0x0114, reserved */
+-	0x002f, /* 0x0116, DAP_AUDIO_EQ_BASS_BAND0 */
+-	0x002f, /* 0x0118, DAP_AUDIO_EQ_BAND0 */
+-	0x002f, /* 0x011A, DAP_AUDIO_EQ_BAND2 */
+-	0x002f, /* 0x011C, DAP_AUDIO_EQ_BAND3 */
+-	0x002f, /* 0x011E, DAP_AUDIO_EQ_TREBLE_BAND4 */
+-	0x8000, /* 0x0120, DAP_MAIN_CHAN */
+-	0x0000, /* 0x0122, DAP_MIX_CHAN */
+-	0x0510, /* 0x0124, DAP_AVC_CTRL */
+-	0x1473, /* 0x0126, DAP_AVC_THRESHOLD */
+-	0x0028, /* 0x0128, DAP_AVC_ATTACK */
+-	0x0050, /* 0x012A, DAP_AVC_DECAY */
+-	0x0000, /* 0x012C, DAP_COEF_WR_B1_MSB */
+-	0x0000, /* 0x012E, DAP_COEF_WR_B1_LSB */
+-	0x0000, /* 0x0130, DAP_COEF_WR_B2_MSB */
+-	0x0000, /* 0x0132, DAP_COEF_WR_B2_LSB */
+-	0x0000, /* 0x0134, DAP_COEF_WR_A1_MSB */
+-	0x0000, /* 0x0136, DAP_COEF_WR_A1_LSB */
+-	0x0000, /* 0x0138, DAP_COEF_WR_A2_MSB */
+-	0x0000, /* 0x013A, DAP_COEF_WR_A2_LSB */
++/* default value of sgtl5000 registers */
++static const u16 sgtl5000_regs[SGTL5000_MAX_REG_OFFSET] =  {
++	[SGTL5000_CHIP_CLK_CTRL] = 0x0008,
++	[SGTL5000_CHIP_I2S_CTRL] = 0x0010,
++	[SGTL5000_CHIP_SSS_CTRL] = 0x0008,
++	[SGTL5000_CHIP_DAC_VOL] = 0x3c3c,
++	[SGTL5000_CHIP_PAD_STRENGTH] = 0x015f,
++	[SGTL5000_CHIP_ANA_HP_CTRL] = 0x1818,
++	[SGTL5000_CHIP_ANA_CTRL] = 0x0111,
++	[SGTL5000_CHIP_LINE_OUT_VOL] = 0x0404,
++	[SGTL5000_CHIP_ANA_POWER] = 0x7060,
++	[SGTL5000_CHIP_PLL_CTRL] = 0x5000,
++	[SGTL5000_DAP_BASS_ENHANCE] = 0x0040,
++	[SGTL5000_DAP_BASS_ENHANCE_CTRL] = 0x051f,
++	[SGTL5000_DAP_SURROUND] = 0x0040,
++	[SGTL5000_DAP_EQ_BASS_BAND0] = 0x002f,
++	[SGTL5000_DAP_EQ_BASS_BAND1] = 0x002f,
++	[SGTL5000_DAP_EQ_BASS_BAND2] = 0x002f,
++	[SGTL5000_DAP_EQ_BASS_BAND3] = 0x002f,
++	[SGTL5000_DAP_EQ_BASS_BAND4] = 0x002f,
++	[SGTL5000_DAP_MAIN_CHAN] = 0x8000,
++	[SGTL5000_DAP_AVC_CTRL] = 0x0510,
++	[SGTL5000_DAP_AVC_THRESHOLD] = 0x1473,
++	[SGTL5000_DAP_AVC_ATTACK] = 0x0028,
++	[SGTL5000_DAP_AVC_DECAY] = 0x0050,
+ };
+ 
+ /* regulator supplies for sgtl5000, VDDD is an optional external supply */
+@@ -1022,12 +980,10 @@ static int sgtl5000_suspend(struct snd_soc_codec *codec, pm_message_t state)
+ static int sgtl5000_restore_regs(struct snd_soc_codec *codec)
+ {
+ 	u16 *cache = codec->reg_cache;
+-	int i;
+-	int regular_regs = SGTL5000_CHIP_SHORT_CTRL >> 1;
++	u16 reg;
+ 
+ 	/* restore regular registers */
+-	for (i = 0; i < regular_regs; i++) {
+-		int reg = i << 1;
++	for (reg = 0; reg <= SGTL5000_CHIP_SHORT_CTRL; reg += 2) {
+ 
+ 		/* this regs depends on the others */
+ 		if (reg == SGTL5000_CHIP_ANA_POWER ||
+@@ -1037,35 +993,31 @@ static int sgtl5000_restore_regs(struct snd_soc_codec *codec)
+ 			reg == SGTL5000_CHIP_CLK_CTRL)
+ 			continue;
+ 
+-		snd_soc_write(codec, reg, cache[i]);
++		snd_soc_write(codec, reg, cache[reg]);
+ 	}
+ 
+ 	/* restore dap registers */
+-	for (i = SGTL5000_DAP_REG_OFFSET >> 1;
+-			i < SGTL5000_MAX_REG_OFFSET >> 1; i++) {
+-		int reg = i << 1;
+-
+-		snd_soc_write(codec, reg, cache[i]);
+-	}
++	for (reg = SGTL5000_DAP_REG_OFFSET; reg < SGTL5000_MAX_REG_OFFSET; reg += 2)
++		snd_soc_write(codec, reg, cache[reg]);
+ 
+ 	/*
+ 	 * restore power and other regs according
+ 	 * to set_power() and set_clock()
+ 	 */
+ 	snd_soc_write(codec, SGTL5000_CHIP_LINREG_CTRL,
+-			cache[SGTL5000_CHIP_LINREG_CTRL >> 1]);
++			cache[SGTL5000_CHIP_LINREG_CTRL]);
+ 
+ 	snd_soc_write(codec, SGTL5000_CHIP_ANA_POWER,
+-			cache[SGTL5000_CHIP_ANA_POWER >> 1]);
++			cache[SGTL5000_CHIP_ANA_POWER]);
+ 
+ 	snd_soc_write(codec, SGTL5000_CHIP_CLK_CTRL,
+-			cache[SGTL5000_CHIP_CLK_CTRL >> 1]);
++			cache[SGTL5000_CHIP_CLK_CTRL]);
+ 
+ 	snd_soc_write(codec, SGTL5000_CHIP_REF_CTRL,
+-			cache[SGTL5000_CHIP_REF_CTRL >> 1]);
++			cache[SGTL5000_CHIP_REF_CTRL]);
+ 
+ 	snd_soc_write(codec, SGTL5000_CHIP_LINE_OUT_CTRL,
+-			cache[SGTL5000_CHIP_LINE_OUT_CTRL >> 1]);
++			cache[SGTL5000_CHIP_LINE_OUT_CTRL]);
+ 	return 0;
+ }
+ 
+@@ -1460,16 +1412,6 @@ static __devinit int sgtl5000_i2c_probe(struct i2c_client *client,
+ 	if (!sgtl5000)
+ 		return -ENOMEM;
+ 
+-	/*
+-	 * copy DAP default values to default value array.
+-	 * sgtl5000 register space has a big hole, merge it
+-	 * at init phase makes life easy.
+-	 * FIXME: should we drop 'const' of sgtl5000_regs?
+-	 */
+-	memcpy((void *)(&sgtl5000_regs[0] + (SGTL5000_DAP_REG_OFFSET >> 1)),
+-			sgtl5000_dap_regs,
+-			SGTL5000_MAX_REG_OFFSET - SGTL5000_DAP_REG_OFFSET);
+-
+ 	i2c_set_clientdata(client, sgtl5000);
+ 
+ 	ret = snd_soc_register_codec(&client->dev,
+diff --git a/sound/usb/caiaq/input.c b/sound/usb/caiaq/input.c
+index 4432ef7..a213813 100644
+--- a/sound/usb/caiaq/input.c
++++ b/sound/usb/caiaq/input.c
+@@ -30,7 +30,7 @@ static unsigned short keycode_ak1[] =  { KEY_C, KEY_B, KEY_A };
+ static unsigned short keycode_rk2[] =  { KEY_1, KEY_2, KEY_3, KEY_4,
+ 					 KEY_5, KEY_6, KEY_7 };
+ static unsigned short keycode_rk3[] =  { KEY_1, KEY_2, KEY_3, KEY_4,
+-					 KEY_5, KEY_6, KEY_7, KEY_5, KEY_6 };
++					 KEY_5, KEY_6, KEY_7, KEY_8, KEY_9 };
+ 
+ static unsigned short keycode_kore[] = {
+ 	KEY_FN_F1,      /* "menu"               */
+diff --git a/sound/usb/endpoint.c b/sound/usb/endpoint.c
+index b0ef9f5..05842c8 100644
+--- a/sound/usb/endpoint.c
++++ b/sound/usb/endpoint.c
+@@ -352,7 +352,7 @@ int snd_usb_parse_audio_endpoints(struct snd_usb_audio *chip, int iface_no)
+ 			continue;
+ 		}
+ 		if (((protocol == UAC_VERSION_1) && (fmt->bLength < 8)) ||
+-		    ((protocol == UAC_VERSION_2) && (fmt->bLength != 6))) {
++		    ((protocol == UAC_VERSION_2) && (fmt->bLength < 6))) {
+ 			snd_printk(KERN_ERR "%d:%u:%d : invalid UAC_FORMAT_TYPE desc\n",
+ 				   dev->devnum, iface_no, altno);
+ 			continue;
+diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c
+index c22fa76..c04d7c7 100644
+--- a/sound/usb/mixer.c
++++ b/sound/usb/mixer.c
+@@ -1191,6 +1191,11 @@ static int parse_audio_feature_unit(struct mixer_build *state, int unitid, void
+ 
+ 	if (state->mixer->protocol == UAC_VERSION_1) {
+ 		csize = hdr->bControlSize;
++		if (!csize) {
++			snd_printdd(KERN_ERR "usbaudio: unit %u: "
++				    "invalid bControlSize == 0\n", unitid);
++			return -EINVAL;
++		}
+ 		channels = (hdr->bLength - 7) / csize - 1;
+ 		bmaControls = hdr->bmaControls;
+ 	} else {
+@@ -1934,15 +1939,13 @@ static int snd_usb_mixer_controls(struct usb_mixer_interface *mixer)
+ 	struct mixer_build state;
+ 	int err;
+ 	const struct usbmix_ctl_map *map;
+-	struct usb_host_interface *hostif;
+ 	void *p;
+ 
+-	hostif = mixer->chip->ctrl_intf;
+ 	memset(&state, 0, sizeof(state));
+ 	state.chip = mixer->chip;
+ 	state.mixer = mixer;
+-	state.buffer = hostif->extra;
+-	state.buflen = hostif->extralen;
++	state.buffer = mixer->hostif->extra;
++	state.buflen = mixer->hostif->extralen;
+ 
+ 	/* check the mapping table */
+ 	for (map = usbmix_ctl_maps; map->id; map++) {
+@@ -1955,7 +1958,8 @@ static int snd_usb_mixer_controls(struct usb_mixer_interface *mixer)
+ 	}
+ 
+ 	p = NULL;
+-	while ((p = snd_usb_find_csint_desc(hostif->extra, hostif->extralen, p, UAC_OUTPUT_TERMINAL)) != NULL) {
++	while ((p = snd_usb_find_csint_desc(mixer->hostif->extra, mixer->hostif->extralen,
++					    p, UAC_OUTPUT_TERMINAL)) != NULL) {
+ 		if (mixer->protocol == UAC_VERSION_1) {
+ 			struct uac1_output_terminal_descriptor *desc = p;
+ 
+@@ -2162,17 +2166,15 @@ int snd_usb_mixer_activate(struct usb_mixer_interface *mixer)
+ /* create the handler for the optional status interrupt endpoint */
+ static int snd_usb_mixer_status_create(struct usb_mixer_interface *mixer)
+ {
+-	struct usb_host_interface *hostif;
+ 	struct usb_endpoint_descriptor *ep;
+ 	void *transfer_buffer;
+ 	int buffer_length;
+ 	unsigned int epnum;
+ 
+-	hostif = mixer->chip->ctrl_intf;
+ 	/* we need one interrupt input endpoint */
+-	if (get_iface_desc(hostif)->bNumEndpoints < 1)
++	if (get_iface_desc(mixer->hostif)->bNumEndpoints < 1)
+ 		return 0;
+-	ep = get_endpoint(hostif, 0);
++	ep = get_endpoint(mixer->hostif, 0);
+ 	if (!usb_endpoint_dir_in(ep) || !usb_endpoint_xfer_int(ep))
+ 		return 0;
+ 
+@@ -2202,7 +2204,6 @@ int snd_usb_create_mixer(struct snd_usb_audio *chip, int ctrlif,
+ 	};
+ 	struct usb_mixer_interface *mixer;
+ 	struct snd_info_entry *entry;
+-	struct usb_host_interface *host_iface;
+ 	int err;
+ 
+ 	strcpy(chip->card->mixername, "USB Mixer");
+@@ -2219,8 +2220,8 @@ int snd_usb_create_mixer(struct snd_usb_audio *chip, int ctrlif,
+ 		return -ENOMEM;
+ 	}
+ 
+-	host_iface = &usb_ifnum_to_if(chip->dev, ctrlif)->altsetting[0];
+-	switch (get_iface_desc(host_iface)->bInterfaceProtocol) {
++	mixer->hostif = &usb_ifnum_to_if(chip->dev, ctrlif)->altsetting[0];
++	switch (get_iface_desc(mixer->hostif)->bInterfaceProtocol) {
+ 	case UAC_VERSION_1:
+ 	default:
+ 		mixer->protocol = UAC_VERSION_1;
+diff --git a/sound/usb/mixer.h b/sound/usb/mixer.h
+index ae1a14d..81b2d8a 100644
+--- a/sound/usb/mixer.h
++++ b/sound/usb/mixer.h
+@@ -3,6 +3,7 @@
+ 
+ struct usb_mixer_interface {
+ 	struct snd_usb_audio *chip;
++	struct usb_host_interface *hostif;
+ 	struct list_head list;
+ 	unsigned int ignore_ctl_error;
+ 	struct urb *urb;

Modified: dists/trunk/linux-2.6/debian/patches/bugfix/all/stable/gen-patch
==============================================================================
--- dists/trunk/linux-2.6/debian/patches/bugfix/all/stable/gen-patch	Wed Aug 17 02:10:15 2011	(r17945)
+++ dists/trunk/linux-2.6/debian/patches/bugfix/all/stable/gen-patch	Wed Aug 17 02:40:48 2011	(r17946)
@@ -6,7 +6,7 @@
 from debian_linux.debian import Changelog
 
 class Version(object):
-    _rules = ur"^(\d+\.\d+\.\d+)\.(\d+)$"
+    _rules = ur"^(\d+\.\d+)\.(\d+)$"
     _re = re.compile(_rules)
 
     def __init__(self, version):

Modified: dists/trunk/linux-2.6/debian/rules.real
==============================================================================
--- dists/trunk/linux-2.6/debian/rules.real	Wed Aug 17 02:10:15 2011	(r17945)
+++ dists/trunk/linux-2.6/debian/rules.real	Wed Aug 17 02:40:48 2011	(r17946)
@@ -8,6 +8,7 @@
 SHELL  := bash -e
 DEB_HOST_ARCH     := $(shell dpkg-architecture -a'$(ARCH)' -qDEB_HOST_ARCH)
 DEB_HOST_GNU_TYPE := $(shell dpkg-architecture -a'$(ARCH)' -qDEB_HOST_GNU_TYPE)
+DEB_HOST_MULTIARCH:= $(shell dpkg-architecture -a'$(ARCH)' -qDEB_HOST_MULTIARCH)
 DEB_BUILD_ARCH    := $(shell dpkg-architecture -a'$(ARCH)' -qDEB_BUILD_ARCH)
 UPLOADER  := $(shell dpkg-parsechangelog | sed -ne 's,^Maintainer: .[^<]*<\([^>]*\)>,\1,p')
 
@@ -310,8 +311,8 @@
 	find $(OUT_DIR)/include \( -name .install -o -name ..install.cmd \) -execdir rm {} +
 
 	# Move include/asm to arch-specific directory
-	mkdir -p $(OUT_DIR)/$(DEB_HOST_GNU_TYPE)/include
-	mv $(OUT_DIR)/include/asm $(OUT_DIR)/$(DEB_HOST_GNU_TYPE)/include/
+	mkdir -p $(OUT_DIR)/include/$(DEB_HOST_MULTIARCH)
+	mv $(OUT_DIR)/include/asm $(OUT_DIR)/include/$(DEB_HOST_MULTIARCH)/
 	
 	+$(MAKE_SELF) install-base
 



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