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Date: Wed, 11 Feb 2015 18:09:04 -0300 From: Arnaldo Carvalho de Melo <acme@...nel.org> To: Ingo Molnar <mingo@...nel.org> Cc: linux-kernel@...r.kernel.org, Arnaldo Carvalho de Melo <acme@...hat.com>, Adrian Hunter <adrian.hunter@...el.com>, Borislav Petkov <bp@...e.de>, David Ahern <dsahern@...il.com>, Don Zickus <dzickus@...hat.com>, Frederic Weisbecker <fweisbec@...il.com>, Jiri Olsa <jolsa@...hat.com>, Mike Galbraith <efault@....de>, Namhyung Kim <namhyung@...nel.org>, Peter Zijlstra <peterz@...radead.org>, Stephane Eranian <eranian@...gle.com> Subject: [PATCH 10/21] perf trace: No need to enable evsels for workload started from perf From: Arnaldo Carvalho de Melo <acme@...hat.com> As they will have perf_event_attr.enable_on_exec set, starting as soon as we exec() the workload. Cc: Adrian Hunter <adrian.hunter@...el.com> Cc: Borislav Petkov <bp@...e.de> Cc: David Ahern <dsahern@...il.com> Cc: Don Zickus <dzickus@...hat.com> Cc: Frederic Weisbecker <fweisbec@...il.com> Cc: Jiri Olsa <jolsa@...hat.com> Cc: Mike Galbraith <efault@....de> Cc: Namhyung Kim <namhyung@...nel.org> Cc: Peter Zijlstra <peterz@...radead.org> Cc: Stephane Eranian <eranian@...gle.com> Link: http://lkml.kernel.org/n/tip-vmj3f6o3vxrg7mrdipts09li@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com> --- tools/perf/builtin-trace.c | 4 ++-- 1 file 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: -- 1.9.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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