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authorNamhyung Kim <namhyung@kernel.org>2023-02-06 16:24:01 -0800
committerArnaldo Carvalho de Melo <acme@redhat.com>2023-02-08 10:33:02 -0300
commit55e391852e713f85af4e724443f929b3ce5b5dbe (patch)
tree0ffc54da55876fd7eb21d34908e13a74016a8e2b /tools/perf
parent34266f904abd45731bdade2e92d0536c092ee9bc (diff)
perf lock contention: Fix to save callstack for the default modified
The previous change missed to set the con->save_callstack for the LOCK_AGGR_CALLER mode resulting in no caller information. Fixes: ebab291641bed48f ("perf lock contention: Support filters for different aggregation") Signed-off-by: Namhyung Kim <namhyung@kernel.org> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Boqun Feng <boqun.feng@gmail.com> Cc: Davidlohr Bueso <dave@stgolabs.net> Cc: Hao Luo <haoluo@google.com> Cc: Ian Rogers <irogers@google.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Song Liu <song@kernel.org> Cc: Waiman Long <longman@redhat.com> Cc: Will Deacon <will@kernel.org> Cc: bpf@vger.kernel.org Link: https://lore.kernel.org/r/20230207002403.63590-2-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf')
-rw-r--r--tools/perf/builtin-lock.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/tools/perf/builtin-lock.c b/tools/perf/builtin-lock.c
index 0d11f301fd72..a4b5c481129c 100644
--- a/tools/perf/builtin-lock.c
+++ b/tools/perf/builtin-lock.c
@@ -1806,6 +1806,9 @@ static int __cmd_contention(int argc, const char **argv)
con.aggr_mode = aggr_mode = show_thread_stats ? LOCK_AGGR_TASK :
show_lock_addrs ? LOCK_AGGR_ADDR : LOCK_AGGR_CALLER;
+ if (con.aggr_mode == LOCK_AGGR_CALLER)
+ con.save_callstack = true;
+
/* for lock function check */
symbol_conf.sort_by_name = true;
symbol_conf.allow_aliases = true;