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authorStephane Eranian <eranian@google.com>2013-01-14 18:02:45 +0400
committerArnaldo Carvalho de Melo <acme@redhat.com>2013-01-24 23:40:38 +0400
commit3cf0cb1f899640f1eb8b3984739cfd70375c9c36 (patch)
treeaf0c4e5487e91bfa05d8a94ad4fd2675a9e72bbf /tools
parent865c66c4183aab1d12522ca3ad3a3339d2437e5c (diff)
downloadlinux-3cf0cb1f899640f1eb8b3984739cfd70375c9c36.tar.xz
perf tools: Mark branch_info maps as referenced
As noticed by Jiri, the hist_entry->branch_info.to/from maps need to be marked as referenced to avoid problems later on. So we do this when the hist_entry is allocated. Signed-off-by: Stephane Eranian <eranian@google.com> Acked-by: Jiri Olsa <jolsa@redhat.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Namhyung Kim <namhyung.kim@lge.com> Cc: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/20130114140245.GA4692@quad Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
-rw-r--r--tools/perf/util/hist.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c
index 9485c7024f5b..8170a3d11ffa 100644
--- a/tools/perf/util/hist.c
+++ b/tools/perf/util/hist.c
@@ -245,6 +245,14 @@ static struct hist_entry *hist_entry__new(struct hist_entry *template)
if (he->ms.map)
he->ms.map->referenced = true;
+
+ if (he->branch_info) {
+ if (he->branch_info->from.map)
+ he->branch_info->from.map->referenced = true;
+ if (he->branch_info->to.map)
+ he->branch_info->to.map->referenced = true;
+ }
+
if (symbol_conf.use_callchain)
callchain_init(he->callchain);