Merge tag 'perf-urgent-for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git...

Pull perf/urgent fix from Arnaldo Carvalho de Melo:

  - Fix build break on (at least) powerpc due to sample_reg_masks, not being
    available for linking. (Sukadev Bhattiprolu)

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>

diff --git a/tools/perf/util/Build b/tools/perf/util/Build
index 349bc96ca1fedc4946ab9596edd5dd1b3813ac0b..e5f18a288b7489a93e880657401dd1f99014deda 100644 (file)
--- a/tools/perf/util/Build
+++ b/tools/perf/util/Build
@@ -17,6 +17,7 @@ libperf-y += levenshtein.o
 libperf-y += llvm-utils.o
 libperf-y += parse-options.o
 libperf-y += parse-events.o
+libperf-y += perf_regs.o
 libperf-y += path.o
 libperf-y += rbtree.o
 libperf-y += bitmap.o
@@ -103,7 +104,6 @@ libperf-$(CONFIG_LIBBABELTRACE) += data-convert-bt.o
 
 libperf-y += scripting-engines/
 
-libperf-$(CONFIG_PERF_REGS) += perf_regs.o
 libperf-$(CONFIG_ZLIB) += zlib.o
 libperf-$(CONFIG_LZMA) += lzma.o
 

diff --git a/tools/perf/util/perf_regs.c b/tools/perf/util/perf_regs.c
index 885e8ac83997905db7baa0d334015b5cf46e37d9..6b8eb13e14e4d5897fca71c41634a07cc9ec5d16 100644 (file)
--- a/tools/perf/util/perf_regs.c
+++ b/tools/perf/util/perf_regs.c
@@ -6,6 +6,7 @@ const struct sample_reg __weak sample_reg_masks[] = {
        SMPL_REG_END
 };
 
+#ifdef HAVE_PERF_REGS_SUPPORT
 int perf_reg_value(u64 *valp, struct regs_dump *regs, int id)
 {
        int i, idx = 0;
@@ -29,3 +30,4 @@ out:
        *valp = regs->cache_regs[id];
        return 0;
 }
+#endif

diff --git a/tools/perf/util/perf_regs.h b/tools/perf/util/perf_regs.h
index 2984dcc54d67cd7acb9d02975c4fb1b7b55fdb7c..679d6e493962267f7b219b88c05d06c61ef1d2ea 100644 (file)
--- a/tools/perf/util/perf_regs.h
+++ b/tools/perf/util/perf_regs.h
@@ -2,6 +2,7 @@
 #define __PERF_REGS_H
 
 #include <linux/types.h>
+#include <linux/compiler.h>
 
 struct regs_dump;