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authorNamhyung Kim <namhyung@kernel.org>2015-11-09 06:45:40 +0100
committerArnaldo Carvalho de Melo <acme@redhat.com>2015-11-19 17:19:23 +0100
commit5e47f8ff406296bd078716d71283796ca5c6544b (patch)
treecf0fa100cb7acd6602572b2dad8cabd5d4beca37 /tools/perf/util/callchain.h
parentperf callchain: Abstract callchain print function (diff)
downloadlinux-5e47f8ff406296bd078716d71283796ca5c6544b.tar.xz
linux-5e47f8ff406296bd078716d71283796ca5c6544b.zip
perf callchain: Add count fields to struct callchain_node
It's to track the count of occurrences of the callchains. Signed-off-by: Namhyung Kim <namhyung@kernel.org> Acked-by: Brendan Gregg <brendan.d.gregg@gmail.com> Acked-by: Jiri Olsa <jolsa@kernel.org> Cc: Andi Kleen <andi@firstfloor.org> Cc: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Kan Liang <kan.liang@intel.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1447047946-1691-5-git-send-email-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/callchain.h')
-rw-r--r--tools/perf/util/callchain.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/tools/perf/util/callchain.h b/tools/perf/util/callchain.h
index 060e636e33ab..cdb386d9ba02 100644
--- a/tools/perf/util/callchain.h
+++ b/tools/perf/util/callchain.h
@@ -60,6 +60,8 @@ struct callchain_node {
struct rb_root rb_root_in; /* input tree of children */
struct rb_root rb_root; /* sorted output tree of children */
unsigned int val_nr;
+ unsigned int count;
+ unsigned int children_count;
u64 hit;
u64 children_hit;
};
@@ -145,6 +147,11 @@ static inline u64 callchain_cumul_hits(struct callchain_node *node)
return node->hit + node->children_hit;
}
+static inline unsigned callchain_cumul_counts(struct callchain_node *node)
+{
+ return node->count + node->children_count;
+}
+
int callchain_register_param(struct callchain_param *param);
int callchain_append(struct callchain_root *root,
struct callchain_cursor *cursor,