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libperf evsel: Factor out perf_evsel__ioctl()

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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>
This commit is contained in:
Adrian Hunter 2022-04-22 19:23:42 +03:00 committed by Arnaldo Carvalho de Melo
parent d7e3c39708
commit 4bbac9a1f5
1 changed files with 12 additions and 7 deletions
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19
tools/lib/perf/evsel.c
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@ -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;