diff options
author | Jiri Olsa <jolsa@kernel.org> | 2018-08-30 08:32:16 +0200 |
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committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2018-08-30 15:52:21 -0300 |
commit | 650d622046024623e71fea1f28acf1edb7e61a81 (patch) | |
tree | 7b975e7c7944b6444d2028fbeea1d5307f9eac78 /tools/perf/util/evsel.c | |
parent | 318ec1841a3f26799fe663d8f979a57623c0c470 (diff) | |
download | linux-650d622046024623e71fea1f28acf1edb7e61a81.tar.bz2 |
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 'tools/perf/util/evsel.c')
-rw-r--r-- | tools/perf/util/evsel.c | 29 |
1 files changed, 29 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); +} |