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author | Namhyung Kim <namhyung@kernel.org> | 2015-11-09 14:45:39 +0900 |
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committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2015-11-19 13:19:22 -0300 |
commit | 5ab250cafcd884a2638b102239870bddca42ff88 (patch) | |
tree | 5c7732bf6ee5db4aadeeba2377fdde6a8d7927f0 /tools/perf/util/callchain.h | |
parent | 26e779245dd6f5270c0696860438e5c03d0780fd (diff) | |
download | talos-obmc-linux-5ab250cafcd884a2638b102239870bddca42ff88.tar.gz talos-obmc-linux-5ab250cafcd884a2638b102239870bddca42ff88.zip |
perf callchain: Abstract callchain print function
This is a preparation to support for printing other type of callchain
value like count or period.
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Tested-by: Brendan Gregg <brendan.d.gregg@gmail.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Kan Liang <kan.liang@intel.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1447047946-1691-4-git-send-email-namhyung@kernel.org
[ renamed new _sprintf_ operation to _scnprintf_ ]
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.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/tools/perf/util/callchain.h b/tools/perf/util/callchain.h index 544d99ac169c..060e636e33ab 100644 --- a/tools/perf/util/callchain.h +++ b/tools/perf/util/callchain.h @@ -230,6 +230,10 @@ static inline int arch_skip_callchain_idx(struct thread *thread __maybe_unused, char *callchain_list__sym_name(struct callchain_list *cl, char *bf, size_t bfsize, bool show_dso); +char *callchain_node__scnprintf_value(struct callchain_node *node, + char *bf, size_t bfsize, u64 total); +int callchain_node__fprintf_value(struct callchain_node *node, + FILE *fp, u64 total); void free_callchain(struct callchain_root *root); |