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authorIngo Molnar <mingo@kernel.org>2014-04-23 17:08:00 +0400
committerIngo Molnar <mingo@kernel.org>2014-04-23 17:08:00 +0400
commit89b90ee37a76a2bb05cc8ced30364b0de001f523 (patch)
tree4cbeb36061e60e81e77674eaa18dfa39c443de9a /tools
parent4d0fa8a0f01272d4de33704f20303dcecdb55df1 (diff)
parentde04f8657de9d3351a2d5880f1f7080b23b798cf (diff)
downloadlinux-89b90ee37a76a2bb05cc8ced30364b0de001f523.tar.xz
Merge tag 'perf-urgent-for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/jolsa/perf into perf/urgent
Pull perf/urgent fixes from Jiri Olsa: * Fix memory leak and backward compatibility macros for pevent filter enums in traceevent library (Steven Rostedt) * Disable libdw unwind for all but x86 arch (Jiri Olsa) * Fix memory leak in sample_ustack (Masanari Iida) Signed-off-by: Jiri Olsa <jolsa@redhat.com> Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'tools')
-rw-r--r--tools/lib/traceevent/event-parse.c1
-rw-r--r--tools/lib/traceevent/event-parse.h4
-rw-r--r--tools/perf/arch/x86/tests/dwarf-unwind.c1
-rw-r--r--tools/perf/config/Makefile8
4 files changed, 12 insertions, 2 deletions
diff --git a/tools/lib/traceevent/event-parse.c b/tools/lib/traceevent/event-parse.c
index baec7d887da4..b83184f2d484 100644
--- a/tools/lib/traceevent/event-parse.c
+++ b/tools/lib/traceevent/event-parse.c
@@ -4344,6 +4344,7 @@ static void pretty_print(struct trace_seq *s, void *data, int size, struct event
format, len_arg, arg);
trace_seq_terminate(&p);
trace_seq_puts(s, p.buffer);
+ trace_seq_destroy(&p);
arg = arg->next;
break;
default:
diff --git a/tools/lib/traceevent/event-parse.h b/tools/lib/traceevent/event-parse.h
index 791c539374c7..feab94281634 100644
--- a/tools/lib/traceevent/event-parse.h
+++ b/tools/lib/traceevent/event-parse.h
@@ -876,8 +876,8 @@ struct event_filter {
struct event_filter *pevent_filter_alloc(struct pevent *pevent);
/* for backward compatibility */
-#define FILTER_NONE PEVENT_ERRNO__FILTER_NOT_FOUND
-#define FILTER_NOEXIST PEVENT_ERRNO__NO_FILTER
+#define FILTER_NONE PEVENT_ERRNO__NO_FILTER
+#define FILTER_NOEXIST PEVENT_ERRNO__FILTER_NOT_FOUND
#define FILTER_MISS PEVENT_ERRNO__FILTER_MISS
#define FILTER_MATCH PEVENT_ERRNO__FILTER_MATCH
diff --git a/tools/perf/arch/x86/tests/dwarf-unwind.c b/tools/perf/arch/x86/tests/dwarf-unwind.c
index b602ad93ce63..b8c0102c70c8 100644
--- a/tools/perf/arch/x86/tests/dwarf-unwind.c
+++ b/tools/perf/arch/x86/tests/dwarf-unwind.c
@@ -26,6 +26,7 @@ static int sample_ustack(struct perf_sample *sample,
map = map_groups__find(&thread->mg, MAP__FUNCTION, (u64) sp);
if (!map) {
pr_debug("failed to get stack map\n");
+ free(buf);
return -1;
}
diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile
index ee21fa95ebcf..a71fb395e38f 100644
--- a/tools/perf/config/Makefile
+++ b/tools/perf/config/Makefile
@@ -34,6 +34,14 @@ ifeq ($(ARCH),arm)
LIBUNWIND_LIBS = -lunwind -lunwind-arm
endif
+# So far there's only x86 libdw unwind support merged in perf.
+# Disable it on all other architectures in case libdw unwind
+# support is detected in system. Add supported architectures
+# to the check.
+ifneq ($(ARCH),x86)
+ NO_LIBDW_DWARF_UNWIND := 1
+endif
+
ifeq ($(LIBUNWIND_LIBS),)
NO_LIBUNWIND := 1
else