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authorArnaldo Carvalho de Melo <acme@redhat.com>2015-02-03 13:25:39 -0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2015-02-07 13:08:03 +0100
commitf7aa222ff397bd99153a039578864c1a36b8f391 (patch)
tree89d55726d2dbb5d404d19bebfd2b0887aafa2e7d
parentaa1aac17a15cbf64236bd6f3b855262dcfb845c9 (diff)
perf trace: No need to enable evsels for workload started from perf
As they will have perf_event_attr.enable_on_exec set, starting as soon as we exec() the workload. Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Borislav Petkov <bp@suse.de> Cc: David Ahern <dsahern@gmail.com> Cc: Don Zickus <dzickus@redhat.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/n/tip-vmj3f6o3vxrg7mrdipts09li@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
-rw-r--r--tools/perf/builtin-trace.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index 7e935f1083ec..66300aea08b0 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -2109,10 +2109,10 @@ static int trace__run(struct trace *trace, int argc, const char **argv)
if (err < 0)
goto out_error_mmap;
- perf_evlist__enable(evlist);
-
if (forks)
perf_evlist__start_workload(evlist);
+ else
+ perf_evlist__enable(evlist);
trace->multiple_threads = evlist->threads->map[0] == -1 || evlist->threads->nr > 1;
again: