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perf lock: Introduce new tool "perf lock", for analyzing lock statistics

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Adding new subcommand "perf lock" to perf.

I have a lot of remaining ToDos, but for now perf lock can
already provide minimal functionality for analyzing lock
statistics.

Signed-off-by: Hitoshi Mitake <mitake@dcl.info.waseda.ac.jp>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
LKML-Reference: <1264851813-8413-12-git-send-email-mitake@dcl.info.waseda.ac.jp>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Hitoshi Mitake 2010-01-30 20:43:33 +09:00 • committed by Ingo Molnar
parent c965be10ca
commit 9b5e350c7a
4 changed files with 727 additions and 0 deletions
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1
tools/perf/perf.c
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@ -303,6 +303,7 @@ static void handle_internal_command(int argc, const char **argv)
{ "sched", cmd_sched, 0 },
{ "probe", cmd_probe, 0 },
{ "kmem", cmd_kmem, 0 },
{ "lock", cmd_lock, 0 },
};
unsigned int i;
static const char ext[] = STRIP_EXTENSION;