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perf record: Just use "cycles:P" as the default event

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The fallback logic can add ":u" modifier if needed.

Reviewed-by: Ian Rogers <irogers@google.com>
Reviewed-by: James Clark <james.clark@linaro.org>
Reviewed-by: Ravi Bangoria <ravi.bangoria@amd.com>
Acked-by: Kan Liang <kan.liang@linux.intel.com>
Cc: James Clark <james.clark@arm.com>
Cc: Atish Patra <atishp@atishpatra.org>
Cc: Mingwei Zhang <mizhang@google.com>
Cc: Kajol Jain <kjain@linux.ibm.com>
Cc: Thomas Richter <tmricht@linux.ibm.com>
Cc: Palmer Dabbelt <palmer@rivosinc.com>
Link: https://lore.kernel.org/r/20241016062359.264929-9-namhyung@kernel.org
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
This commit is contained in:
Namhyung Kim 2024-10-15 23:23:58 -07:00
parent af954f76ee
commit 634d36f825
1 changed files with 1 additions and 3 deletions
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4
tools/perf/builtin-record.c
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@ -4157,9 +4157,7 @@ int cmd_record(int argc, const char **argv)
record.opts.tail_synthesize = true;
if (rec->evlist->core.nr_entries == 0) {
bool can_profile_kernel = perf_event_paranoid_check(1);
err = parse_event(rec->evlist, can_profile_kernel ? "cycles:P" : "cycles:Pu");
err = parse_event(rec->evlist, "cycles:P");
if (err)
goto out;
}