diff options
| author | Shunsuke Nakamura <nakamura.shun@fujitsu.com> | 2021-11-09 17:58:29 +0900 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2021-12-07 22:18:23 -0300 |
| commit | 9a5b2d1afa9f888335ab63e922ba5eed31383020 (patch) | |
| tree | 90f12741b3ab98649cf7fb147163cfe65d3e48d8 /tools/perf/util/evsel.c | |
| parent | c77a78c29177f9a614915e5158a7b6bb89e0e8db (diff) | |
libperf: Adopt perf_counts_values__scale() from tools/perf/util
Move perf_counts_values__scale() from tools/perf/util to tools/lib/perf
so that it can be used with libperf.
Committer notes:
As noted by Jiri, use __s8 instead of s8 on the exported function.
Signed-off-by: Shunsuke Nakamura <nakamura.shun@fujitsu.com>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20211109085831.3770594-2-nakamura.shun@fujitsu.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/evsel.c')
| -rw-r--r-- | tools/perf/util/evsel.c | 19 |
1 files changed, 0 insertions, 19 deletions
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c index ac0127be0459..656c30b988ce 100644 --- a/tools/perf/util/evsel.c +++ b/tools/perf/util/evsel.c @@ -1476,25 +1476,6 @@ void evsel__compute_deltas(struct evsel *evsel, int cpu, int thread, count->run = count->run - tmp.run; } -void perf_counts_values__scale(struct perf_counts_values *count, - bool scale, s8 *pscaled) -{ - s8 scaled = 0; - - if (scale) { - if (count->run == 0) { - scaled = -1; - count->val = 0; - } else if (count->run < count->ena) { - scaled = 1; - count->val = (u64)((double) count->val * count->ena / count->run); - } - } - - if (pscaled) - *pscaled = scaled; -} - static int evsel__read_one(struct evsel *evsel, int cpu, int thread) { struct perf_counts_values *count = perf_counts(evsel->counts, cpu, thread); |