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authorKan Liang <kan.liang@intel.com>2015-08-21 02:23:14 -0400
committerArnaldo Carvalho de Melo <acme@redhat.com>2015-08-31 17:28:01 -0300
commitd988d5ee647861706bc7a391ddbc29429b50f00e (patch)
tree1f66e100f0b919bc9d8f59b2eccb477b5f066a27 /tools
parentacf860ae7c53cc8b0c5d372c218332aac3eeba4f (diff)
perf evlist: Open event on evsel cpus and threads
An evsel may have different cpus and threads than the evlist it is in. Use it's own cpus and threads, when opening the evsel in 'perf record'. Signed-off-by: Kan Liang <kan.liang@intel.com> Cc: Jiri Olsa <jolsa@kernel.org> Link: http://lkml.kernel.org/r/1440138194-17001-1-git-send-email-kan.liang@intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
-rw-r--r--tools/perf/builtin-record.c2
-rw-r--r--tools/perf/util/evlist.c4
2 files changed, 5 insertions, 1 deletions
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index a660022f2c92..1d14f382f614 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -279,7 +279,7 @@ static int record__open(struct record *rec)
evlist__for_each(evlist, pos) {
try_again:
- if (perf_evsel__open(pos, evlist->cpus, evlist->threads) < 0) {
+ if (perf_evsel__open(pos, pos->cpus, pos->threads) < 0) {
if (perf_evsel__fallback(pos, errno, msg, sizeof(msg))) {
if (verbose)
ui__warning("%s\n", msg);
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index 8d00039d6a20..d51a5200c8af 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -1181,6 +1181,10 @@ int perf_evlist__apply_filters(struct perf_evlist *evlist, struct perf_evsel **e
if (evsel->filter == NULL)
continue;
+ /*
+ * filters only work for tracepoint event, which doesn't have cpu limit.
+ * So evlist and evsel should always be same.
+ */
err = perf_evsel__apply_filter(evsel, ncpus, nthreads, evsel->filter);
if (err) {
*err_evsel = evsel;

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