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perf lock: Add --synth=no option for record

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The perf lock command has nothing to symbolize and lock names come
from the tracepoint.  Moreover, kernel symbols are available even the
--synth=no option is given.

This will reduce the startup time by avoiding unnecessary synthesis.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: https://lore.kernel.org/r/20220323230259.288494-1-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Namhyung Kim 2022-03-23 16:02:57 -07:00 committed by Arnaldo Carvalho de Melo
parent d16d30f48c
commit 67b61f59a6
1 changed files with 1 additions and 1 deletions
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2
tools/perf/builtin-lock.c
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@ -990,7 +990,7 @@ out_delete:
static int __cmd_record(int argc, const char **argv)
{
const char *record_args[] = {
"record", "-R", "-m", "1024", "-c", "1",
"record", "-R", "-m", "1024", "-c", "1", "--synth", "no",
};
unsigned int rec_argc, i, j, ret;
const char **rec_argv;