[kernel] r5985 - in dists/trunk/linux-2.6/debian/patches: . series

Martin Michlmayr tbm at costa.debian.org
Mon Feb 27 22:56:44 UTC 2006


Author: tbm
Date: Mon Feb 27 22:56:44 2006
New Revision: 5985

Added:
   dists/trunk/linux-2.6/debian/patches/mips-linus-merge-post-rc5
Modified:
   dists/trunk/linux-2.6/debian/patches/series/0experimental.1
Log:
MIPS stuff that got committed to Linus' git tree right after rc5


Added: dists/trunk/linux-2.6/debian/patches/mips-linus-merge-post-rc5
==============================================================================
--- (empty file)
+++ dists/trunk/linux-2.6/debian/patches/mips-linus-merge-post-rc5	Mon Feb 27 22:56:44 2006
@@ -0,0 +1,376 @@
+MIPS stuff that got committed to Linus' git tree right after rc5
+
+From: Linus Torvalds <torvalds at g5.osdl.org>
+Date: Mon, 27 Feb 2006 17:46:24 +0000 (-0800)
+Subject: Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus
+X-Git-Url: http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=de5f503cfbe4f942492269c6bd97a16a4d61e488
+
+Merge branch 'upstream' of git://ftp.linux-mips.org/upstream-linus
+---
+
+--- a/arch/mips/kernel/linux32.c
++++ b/arch/mips/kernel/linux32.c
+@@ -161,60 +161,6 @@ out:
+ 	return error;
+ }
+ 
+-struct dirent32 {
+-	unsigned int	d_ino;
+-	unsigned int	d_off;
+-	unsigned short	d_reclen;
+-	char		d_name[NAME_MAX + 1];
+-};
+-
+-static void
+-xlate_dirent(void *dirent64, void *dirent32, long n)
+-{
+-	long off;
+-	struct dirent *dirp;
+-	struct dirent32 *dirp32;
+-
+-	off = 0;
+-	while (off < n) {
+-		dirp = (struct dirent *)(dirent64 + off);
+-		dirp32 = (struct dirent32 *)(dirent32 + off);
+-		off += dirp->d_reclen;
+-		dirp32->d_ino = dirp->d_ino;
+-		dirp32->d_off = (unsigned int)dirp->d_off;
+-		dirp32->d_reclen = dirp->d_reclen;
+-		strncpy(dirp32->d_name, dirp->d_name, dirp->d_reclen - ((3 * 4) + 2));
+-	}
+-	return;
+-}
+-
+-asmlinkage long
+-sys32_getdents(unsigned int fd, void * dirent32, unsigned int count)
+-{
+-	long n;
+-	void *dirent64;
+-
+-	dirent64 = (void *)((unsigned long)(dirent32 + (sizeof(long) - 1)) & ~(sizeof(long) - 1));
+-	if ((n = sys_getdents(fd, dirent64, count - (dirent64 - dirent32))) < 0)
+-		return(n);
+-	xlate_dirent(dirent64, dirent32, n);
+-	return(n);
+-}
+-
+-asmlinkage int old_readdir(unsigned int fd, void * dirent, unsigned int count);
+-
+-asmlinkage int
+-sys32_readdir(unsigned int fd, void * dirent32, unsigned int count)
+-{
+-	int n;
+-	struct dirent dirent64;
+-
+-	if ((n = old_readdir(fd, &dirent64, count)) < 0)
+-		return(n);
+-	xlate_dirent(&dirent64, dirent32, dirent64.d_reclen);
+-	return(n);
+-}
+-
+ asmlinkage int
+ sys32_waitpid(compat_pid_t pid, unsigned int *stat_addr, int options)
+ {
+--- a/arch/mips/kernel/scall64-n32.S
++++ b/arch/mips/kernel/scall64-n32.S
+@@ -195,7 +195,7 @@ EXPORT(sysn32_call_table)
+ 	PTR	sys_fdatasync
+ 	PTR	sys_truncate
+ 	PTR	sys_ftruncate			/* 6075 */
+-	PTR	sys32_getdents
++	PTR	compat_sys_getdents
+ 	PTR	sys_getcwd
+ 	PTR	sys_chdir
+ 	PTR	sys_fchdir
+--- a/arch/mips/kernel/scall64-o32.S
++++ b/arch/mips/kernel/scall64-o32.S
+@@ -293,7 +293,7 @@ sys_call_table:
+ 	PTR	sys_uselib
+ 	PTR	sys_swapon
+ 	PTR	sys_reboot
+-	PTR	sys32_readdir
++	PTR	compat_sys_old_readdir
+ 	PTR	old_mmap			/* 4090 */
+ 	PTR	sys_munmap
+ 	PTR	sys_truncate
+@@ -345,7 +345,7 @@ sys_call_table:
+ 	PTR	sys_setfsuid
+ 	PTR	sys_setfsgid
+ 	PTR	sys32_llseek			/* 4140 */
+-	PTR	sys32_getdents
++	PTR	compat_sys_getdents
+ 	PTR	compat_sys_select
+ 	PTR	sys_flock
+ 	PTR	sys_msync
+--- a/arch/mips/kernel/setup.c
++++ b/arch/mips/kernel/setup.c
+@@ -540,6 +540,9 @@ void __init setup_arch(char **cmdline_p)
+ 	sparse_init();
+ 	paging_init();
+ 	resource_init();
++#ifdef CONFIG_SMP
++	plat_smp_setup();
++#endif
+ }
+ 
+ int __init fpu_disable(char *s)
+--- a/arch/mips/kernel/smp.c
++++ b/arch/mips/kernel/smp.c
+@@ -236,7 +236,7 @@ void __init smp_prepare_cpus(unsigned in
+ 	init_new_context(current, &init_mm);
+ 	current_thread_info()->cpu = 0;
+ 	smp_tune_scheduling();
+-	prom_prepare_cpus(max_cpus);
++	plat_prepare_cpus(max_cpus);
+ }
+ 
+ /* preload SMP state for boot cpu */
+--- a/arch/mips/kernel/smp_mt.c
++++ b/arch/mips/kernel/smp_mt.c
+@@ -143,7 +143,7 @@ static struct irqaction irq_call = {
+  * Make sure all CPU's are in a sensible state before we boot any of the
+  * secondarys
+  */
+-void prom_prepare_cpus(unsigned int max_cpus)
++void plat_smp_setup(void)
+ {
+ 	unsigned long val;
+ 	int i, num;
+@@ -179,11 +179,9 @@ void prom_prepare_cpus(unsigned int max_
+ 				write_vpe_c0_vpeconf0(tmp);
+ 
+ 				/* Record this as available CPU */
+-				if (i < max_cpus) {
+-					cpu_set(i, phys_cpu_present_map);
+-					__cpu_number_map[i]	= ++num;
+-					__cpu_logical_map[num]	= i;
+-				}
++				cpu_set(i, phys_cpu_present_map);
++				__cpu_number_map[i]	= ++num;
++				__cpu_logical_map[num]	= i;
+ 			}
+ 
+ 			/* disable multi-threading with TC's */
+@@ -241,7 +239,10 @@ void prom_prepare_cpus(unsigned int max_
+ 		set_vi_handler (MIPS_CPU_IPI_RESCHED_IRQ, ipi_resched_dispatch);
+ 		set_vi_handler (MIPS_CPU_IPI_CALL_IRQ, ipi_call_dispatch);
+ 	}
++}
+ 
++void __init plat_prepare_cpus(unsigned int max_cpus)
++{
+ 	cpu_ipi_resched_irq = MIPSCPU_INT_BASE + MIPS_CPU_IPI_RESCHED_IRQ;
+ 	cpu_ipi_call_irq = MIPSCPU_INT_BASE + MIPS_CPU_IPI_CALL_IRQ;
+ 
+--- a/arch/mips/pmc-sierra/yosemite/smp.c
++++ b/arch/mips/pmc-sierra/yosemite/smp.c
+@@ -50,37 +50,25 @@ void __init prom_grab_secondary(void)
+  * We don't want to start the secondary CPU yet nor do we have a nice probing
+  * feature in PMON so we just assume presence of the secondary core.
+  */
+-static char maxcpus_string[] __initdata =
+-	KERN_WARNING "max_cpus set to 0; using 1 instead\n";
+-
+-void __init prom_prepare_cpus(unsigned int max_cpus)
++void __init plat_smp_setup(void)
+ {
+-	int enabled = 0, i;
+-
+-	if (max_cpus == 0) {
+-		printk(maxcpus_string);
+-		max_cpus = 1;
+-	}
++	int i;
+ 
+ 	cpus_clear(phys_cpu_present_map);
+ 
+ 	for (i = 0; i < 2; i++) {
+-		if (i == max_cpus)
+-			break;
+-
+-		/*
+-		 * The boot CPU
+-		 */
+ 		cpu_set(i, phys_cpu_present_map);
+ 		__cpu_number_map[i]	= i;
+ 		__cpu_logical_map[i]	= i;
+-		enabled++;
+ 	}
++}
+ 
++void __init plat_prepare_cpus(unsigned int max_cpus)
++{
+ 	/*
+ 	 * Be paranoid.  Enable the IPI only if we're really about to go SMP.
+ 	 */
+-	if (enabled > 1)
++	if (cpus_weight(cpu_possible_map))
+ 		set_c0_status(STATUSF_IP5);
+ }
+ 
+--- a/arch/mips/sgi-ip27/ip27-smp.c
++++ b/arch/mips/sgi-ip27/ip27-smp.c
+@@ -140,7 +140,7 @@ static __init void intr_clear_all(nasid_
+ 		REMOTE_HUB_CLR_INTR(nasid, i);
+ }
+ 
+-void __init prom_prepare_cpus(unsigned int max_cpus)
++void __init plat_smp_setup(void)
+ {
+ 	cnodeid_t	cnode;
+ 
+@@ -161,6 +161,11 @@ void __init prom_prepare_cpus(unsigned i
+ 	alloc_cpupda(0, 0);
+ }
+ 
++void __init plat_prepare_cpus(unsigned int max_cpus)
++{
++	/* We already did everything necessary earlier */
++}
++
+ /*
+  * Launch a slave into smp_bootstrap().  It doesn't take an argument, and we
+  * set sp to the kernel stack of the newly created idle process, gp to the proc
+--- a/arch/mips/sibyte/cfe/smp.c
++++ b/arch/mips/sibyte/cfe/smp.c
+@@ -31,7 +31,7 @@
+  *
+  * Common setup before any secondaries are started
+  */
+-void __init prom_prepare_cpus(unsigned int max_cpus)
++void __init plat_smp_setup(void)
+ {
+ 	int i, num;
+ 
+@@ -40,14 +40,18 @@ void __init prom_prepare_cpus(unsigned i
+ 	__cpu_number_map[0] = 0;
+ 	__cpu_logical_map[0] = 0;
+ 
+-	for (i=1, num=0; i<NR_CPUS; i++) {
++	for (i = 1, num = 0; i < NR_CPUS; i++) {
+ 		if (cfe_cpu_stop(i) == 0) {
+ 			cpu_set(i, phys_cpu_present_map);
+ 			__cpu_number_map[i] = ++num;
+ 			__cpu_logical_map[num] = i;
+ 		}
+ 	}
+-	printk("Detected %i available secondary CPU(s)\n", num);
++	printk(KERN_INFO "Detected %i available secondary CPU(s)\n", num);
++}
++
++void __init plat_prepare_cpus(unsigned int max_cpus)
++{
+ }
+ 
+ /*
+--- a/include/asm-mips/atomic.h
++++ b/include/asm-mips/atomic.h
+@@ -250,7 +250,10 @@ static __inline__ int atomic_sub_if_posi
+ 		"	subu	%0, %1, %3				\n"
+ 		"	bltz	%0, 1f					\n"
+ 		"	sc	%0, %2					\n"
++		"	.set	noreorder				\n"
+ 		"	beqzl	%0, 1b					\n"
++		"	 subu	%0, %1, %3				\n"
++		"	.set	reorder					\n"
+ 		"	sync						\n"
+ 		"1:							\n"
+ 		"	.set	mips0					\n"
+@@ -266,7 +269,10 @@ static __inline__ int atomic_sub_if_posi
+ 		"	subu	%0, %1, %3				\n"
+ 		"	bltz	%0, 1f					\n"
+ 		"	sc	%0, %2					\n"
++		"	.set	noreorder				\n"
+ 		"	beqz	%0, 1b					\n"
++		"	 subu	%0, %1, %3				\n"
++		"	.set	reorder					\n"
+ 		"	sync						\n"
+ 		"1:							\n"
+ 		"	.set	mips0					\n"
+@@ -598,7 +604,10 @@ static __inline__ long atomic64_sub_if_p
+ 		"	dsubu	%0, %1, %3				\n"
+ 		"	bltz	%0, 1f					\n"
+ 		"	scd	%0, %2					\n"
++		"	.set	noreorder				\n"
+ 		"	beqzl	%0, 1b					\n"
++		"	 dsubu	%0, %1, %3				\n"
++		"	.set	reorder					\n"
+ 		"	sync						\n"
+ 		"1:							\n"
+ 		"	.set	mips0					\n"
+@@ -614,7 +623,10 @@ static __inline__ long atomic64_sub_if_p
+ 		"	dsubu	%0, %1, %3				\n"
+ 		"	bltz	%0, 1f					\n"
+ 		"	scd	%0, %2					\n"
++		"	.set	noreorder				\n"
+ 		"	beqz	%0, 1b					\n"
++		"	 dsubu	%0, %1, %3				\n"
++		"	.set	reorder					\n"
+ 		"	sync						\n"
+ 		"1:							\n"
+ 		"	.set	mips0					\n"
+--- a/include/asm-mips/smp.h
++++ b/include/asm-mips/smp.h
+@@ -58,7 +58,9 @@ static inline int num_booting_cpus(void)
+ 	return cpus_weight(cpu_callout_map);
+ }
+ 
+-/* These are defined by the board-specific code. */
++/*
++ * These are defined by the board-specific code.
++ */
+ 
+ /*
+  * Cause the function described by call_data to be executed on the passed
+@@ -79,7 +81,12 @@ extern void prom_boot_secondary(int cpu,
+ extern void prom_init_secondary(void);
+ 
+ /*
+- * Detect available CPUs, populate phys_cpu_present_map before smp_init
++ * Populate cpu_possible_map before smp_init, called from setup_arch.
++ */
++extern void plat_smp_setup(void);
++
++/*
++ * Called after init_IRQ but before __cpu_up.
+  */
+ extern void prom_prepare_cpus(unsigned int max_cpus);
+ 
+--- a/include/asm-mips/system.h
++++ b/include/asm-mips/system.h
+@@ -322,7 +322,7 @@ static inline unsigned long __cmpxchg_u3
+ #endif
+ 		"2:							\n"
+ 		"	.set	pop					\n"
+-		: "=&r" (retval), "=m" (*m)
++		: "=&r" (retval), "=R" (*m)
+ 		: "R" (*m), "Jr" (old), "Jr" (new)
+ 		: "memory");
+ 	} else if (cpu_has_llsc) {
+@@ -342,7 +342,7 @@ static inline unsigned long __cmpxchg_u3
+ #endif
+ 		"2:							\n"
+ 		"	.set	pop					\n"
+-		: "=&r" (retval), "=m" (*m)
++		: "=&r" (retval), "=R" (*m)
+ 		: "R" (*m), "Jr" (old), "Jr" (new)
+ 		: "memory");
+ 	} else {
+@@ -379,7 +379,7 @@ static inline unsigned long __cmpxchg_u6
+ #endif
+ 		"2:							\n"
+ 		"	.set	pop					\n"
+-		: "=&r" (retval), "=m" (*m)
++		: "=&r" (retval), "=R" (*m)
+ 		: "R" (*m), "Jr" (old), "Jr" (new)
+ 		: "memory");
+ 	} else if (cpu_has_llsc) {
+@@ -397,7 +397,7 @@ static inline unsigned long __cmpxchg_u6
+ #endif
+ 		"2:							\n"
+ 		"	.set	pop					\n"
+-		: "=&r" (retval), "=m" (*m)
++		: "=&r" (retval), "=R" (*m)
+ 		: "R" (*m), "Jr" (old), "Jr" (new)
+ 		: "memory");
+ 	} else {

Modified: dists/trunk/linux-2.6/debian/patches/series/0experimental.1
==============================================================================
--- dists/trunk/linux-2.6/debian/patches/series/0experimental.1	(original)
+++ dists/trunk/linux-2.6/debian/patches/series/0experimental.1	Mon Feb 27 22:56:44 2006
@@ -23,3 +23,4 @@
 + mips-sb1-probe-ide.patch
 + mips-ip22zilog_oops.patch
 + mips-scache-fix.patch
++ mips-linus-merge-post-rc5



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