[linux-tools] 01/01: perf: Fix build on architectures without CONFIG_PERF_REGS

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commit 4a03a090bed4bd82f88b3b77e476ac6e0bb2d2e0
Author: Ben Hutchings <ben at decadent.org.uk>
Date:   Thu Oct 8 17:54:22 2015 +0100

    perf: Fix build on architectures without CONFIG_PERF_REGS
---
 debian/changelog                                   |  6 +++
 ...ild-on-architectures-without-config_perf_.patch | 51 ++++++++++++++++++++++
 debian/patches/series                              |  1 +
 3 files changed, 58 insertions(+)

diff --git a/debian/changelog b/debian/changelog
index db971cb..fdf6c6c 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+linux-tools (4.3~rc4-1~exp2) UNRELEASED; urgency=medium
+
+  * perf: Fix build on architectures without CONFIG_PERF_REGS
+
+ -- Ben Hutchings <ben at decadent.org.uk>  Thu, 08 Oct 2015 17:54:09 +0100
+
 linux-tools (4.3~rc4-1~exp1) experimental; urgency=medium
 
   * New upstream release candidate
diff --git a/debian/patches/perf-fix-build-on-architectures-without-config_perf_.patch b/debian/patches/perf-fix-build-on-architectures-without-config_perf_.patch
new file mode 100644
index 0000000..6f867f6
--- /dev/null
+++ b/debian/patches/perf-fix-build-on-architectures-without-config_perf_.patch
@@ -0,0 +1,51 @@
+From: Ben Hutchings <ben at decadent.org.uk>
+Date: Thu, 8 Oct 2015 17:38:22 +0100
+Subject: perf: Fix build on architectures without CONFIG_PERF_REGS
+Forwarded: http://mid.gmane.org/1444323185.2956.260.camel@decadent.org.uk
+
+perf currently fails to link on all architectures other than arm,
+arm64 and x86:
+
+tools/perf/libperf.a(libperf-in.o): In function `parse_regs':
+tools/perf/util/parse-regs-options.c:28: undefined reference to `sample_reg_masks'
+tools/perf/util/parse-regs-options.c:28: undefined reference to `sample_reg_masks'
+tools/perf/util/parse-regs-options.c:45: undefined reference to `sample_reg_masks'
+tools/perf/util/parse-regs-options.c:38: undefined reference to `sample_reg_masks'
+
+Fixes: bcc84ec65ad1 ("perf record: Add ability to name registers to record")
+Signed-off-by: Ben Hutchings <ben at decadent.org.uk>
+Cc: Stephane Eranian <eranian at google.com>
+---
+ tools/perf/builtin-record.c | 2 ++
+ tools/perf/util/Build       | 2 +-
+ 2 files changed, 3 insertions(+), 1 deletion(-)
+
+diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
+index 142eeb3..34dd749c 100644
+--- a/tools/perf/builtin-record.c
++++ b/tools/perf/builtin-record.c
+@@ -1082,9 +1082,11 @@ struct option __record_options[] = {
+ 		    "sample transaction flags (special events only)"),
+ 	OPT_BOOLEAN(0, "per-thread", &record.opts.target.per_thread,
+ 		    "use per-thread mmaps"),
++#ifdef CONFIG_PERF_REGS
+ 	OPT_CALLBACK_OPTARG('I', "intr-regs", &record.opts.sample_intr_regs, NULL, "any register",
+ 		    "sample selected machine registers on interrupt,"
+ 		    " use -I ? to list register names", parse_regs),
++#endif
+ 	OPT_BOOLEAN(0, "running-time", &record.opts.running_time,
+ 		    "Record running/enabled time of read (:S) events"),
+ 	OPT_CALLBACK('k', "clockid", &record.opts,
+diff --git a/tools/perf/util/Build b/tools/perf/util/Build
+index 349bc96..333b08d 100644
+--- a/tools/perf/util/Build
++++ b/tools/perf/util/Build
+@@ -83,7 +83,7 @@ libperf-$(CONFIG_AUXTRACE) += intel-pt-decoder/
+ libperf-$(CONFIG_AUXTRACE) += intel-pt.o
+ libperf-$(CONFIG_AUXTRACE) += intel-bts.o
+ libperf-y += parse-branch-options.o
+-libperf-y += parse-regs-options.o
++libperf-$(CONFIG_PERF_REGS) += parse-regs-options.o
+ 
+ libperf-$(CONFIG_LIBELF) += symbol-elf.o
+ libperf-$(CONFIG_LIBELF) += probe-file.o
diff --git a/debian/patches/series b/debian/patches/series
index d5becb8..e333479 100644
--- a/debian/patches/series
+++ b/debian/patches/series
@@ -15,3 +15,4 @@ tools-lib-lockdep-use-ldflags.patch
 tools-hv-fix-fortify-format-warning.patch
 revert-perf-build-fix-libunwind-feature-detection-on.patch
 alpha-uapi-add-support-for-__sane_userspace_types__.patch
+perf-fix-build-on-architectures-without-config_perf_.patch

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