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perf evlist: Propagate thread maps through the evlist

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Propagate evlist's thread_map object through all the evsel objects.

It'll be handy to access evsel's threads directly in following patches.
The reason is there's no link from evsel to evlist which hold threads
map now and evlist is not always available.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1435012588-9007-7-git-send-email-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa 2015-06-23 00:36:07 +02:00 committed by Arnaldo Carvalho de Melo
parent b7f0c20358
commit 578e91ec04
3 changed files with 5 additions and 1 deletions
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4
tools/perf/util/evlist.c
View File

@ -1117,7 +1117,9 @@ static int perf_evlist__propagate_maps(struct perf_evlist *evlist,
if (!evsel->cpus || target->cpu_list)
evsel->cpus = cpu_map__get(evlist->cpus);
if (!evsel->cpus)
evsel->threads = thread_map__get(evlist->threads);
if (!evsel->cpus || !evsel->threads)
return -ENOMEM;
}

1
tools/perf/util/evsel.c
View File

@ -886,6 +886,7 @@ void perf_evsel__exit(struct perf_evsel *evsel)
perf_evsel__free_id(evsel);
close_cgroup(evsel->cgrp);
cpu_map__put(evsel->cpus);
thread_map__put(evsel->threads);
zfree(&evsel->group_name);
zfree(&evsel->name);
perf_evsel__object.fini(evsel);

1
tools/perf/util/evsel.h
View File

@ -82,6 +82,7 @@ struct perf_evsel {
struct cgroup_sel *cgrp;
void *handler;
struct cpu_map *cpus;
struct thread_map *threads;
unsigned int sample_size;
int id_pos;
int is_pos;