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| author |   Adrian Hunter <adrian.hunter@intel.com> | 2022-04-22 19:23:42 +0300 |
|---|---|---|
| committer |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2022-04-24 07:50:38 -0300 |
| commit | 4bbac9a1f58fb74b436fbef43ec16017a580019a (patch) | |
| tree | d66e2cd493672946ed286a854d62ab9eb47f0ac0 /tools/lib/perf | |
| parent | perf stat: Support hybrid --topdown option (diff) | |
| download | linux-dev-4bbac9a1f58fb74b436fbef43ec16017a580019a.tar.xz linux-dev-4bbac9a1f58fb74b436fbef43ec16017a580019a.zip | |
libperf evsel: Factor out perf_evsel__ioctl()
Factor out perf_evsel__ioctl() so it can be reused.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexey Bayduraev <alexey.v.bayduraev@linux.intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: http://lore.kernel.org/lkml/20220422162402.147958-2-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/lib/perf')
| -rw-r--r-- | tools/lib/perf/evsel.c | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/tools/lib/perf/evsel.c b/tools/lib/perf/evsel.c index 210ea7c06ce8..20ae9f5f8b30 100644 --- a/tools/lib/perf/evsel.c +++ b/tools/lib/perf/evsel.c @@ -328,6 +328,17 @@ int perf_evsel__read(struct perf_evsel *evsel, int cpu_map_idx, int thread, return 0; } +static int perf_evsel__ioctl(struct perf_evsel *evsel, int ioc, void *arg, + int cpu_map_idx, int thread) +{ + int *fd = FD(evsel, cpu_map_idx, thread); + + if (fd == NULL || *fd < 0) + return -1; + + return ioctl(*fd, ioc, arg); +} + static int perf_evsel__run_ioctl(struct perf_evsel *evsel, int ioc, void *arg, int cpu_map_idx) @@ -335,13 +346,7 @@ static int perf_evsel__run_ioctl(struct perf_evsel *evsel, int thread; for (thread = 0; thread < xyarray__max_y(evsel->fd); thread++) { - int err; - int *fd = FD(evsel, cpu_map_idx, thread); - - if (fd == NULL || *fd < 0) - return -1; - - err = ioctl(*fd, ioc, arg); + int err = perf_evsel__ioctl(evsel, ioc, arg, cpu_map_idx, thread); if (err) return err; |