diff options
| author |   Jiri Olsa <jolsa@kernel.org> | 2018-08-30 08:32:16 +0200 |
|---|---|---|
| committer |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2018-08-30 15:52:21 -0300 |
| commit | 650d622046024623e71fea1f28acf1edb7e61a81 (patch) | |
| tree | 7b975e7c7944b6444d2028fbeea1d5307f9eac78 /tools/perf/util | |
| parent | perf tools: Switch 'session' argument to 'evlist' in perf_event__synthesize_attrs() (diff) | |
| download | linux-dev-650d622046024623e71fea1f28acf1edb7e61a81.tar.xz linux-dev-650d622046024623e71fea1f28acf1edb7e61a81.zip | |
perf evsel: Introduce perf_evsel__store_ids()
Add perf_evsel__store_ids() from stat's store_counter_ids() code to the
evsel class, so that it can be used globally.
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20180830063252.23729-8-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to '')
| -rw-r--r-- | tools/perf/util/evsel.c | 29 | ||||
| -rw-r--r-- | tools/perf/util/evsel.h | 1 |
2 files changed, 30 insertions, 0 deletions
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c index 1a61628a1c12..4ec909d57e9c 100644 --- a/tools/perf/util/evsel.c +++ b/tools/perf/util/evsel.c @@ -2940,3 +2940,32 @@ struct perf_env *perf_evsel__env(struct perf_evsel *evsel) return evsel->evlist->env; return NULL; } + +static int store_evsel_ids(struct perf_evsel *evsel, struct perf_evlist *evlist) +{ + int cpu, thread; + + for (cpu = 0; cpu < xyarray__max_x(evsel->fd); cpu++) { + for (thread = 0; thread < xyarray__max_y(evsel->fd); + thread++) { + int fd = FD(evsel, cpu, thread); + + if (perf_evlist__id_add_fd(evlist, evsel, + cpu, thread, fd) < 0) + return -1; + } + } + + return 0; +} + +int perf_evsel__store_ids(struct perf_evsel *evsel, struct perf_evlist *evlist) +{ + struct cpu_map *cpus = evsel->cpus; + struct thread_map *threads = evsel->threads; + + if (perf_evsel__alloc_id(evsel, cpus->nr, threads->nr)) + return -ENOMEM; + + return store_evsel_ids(evsel, evlist); +} diff --git a/tools/perf/util/evsel.h b/tools/perf/util/evsel.h index 163c960614d3..4f8430a85531 100644 --- a/tools/perf/util/evsel.h +++ b/tools/perf/util/evsel.h @@ -481,4 +481,5 @@ int perf_event_attr__fprintf(FILE *fp, struct perf_event_attr *attr, struct perf_env *perf_evsel__env(struct perf_evsel *evsel); +int perf_evsel__store_ids(struct perf_evsel *evsel, struct perf_evlist *evlist); #endif /* __PERF_EVSEL_H */ |