Messages in this thread Patch in this message | | | From | Jiri Olsa <> | Subject | [PATCH 3/4] perf timechart: Conditionally update start_time on fork | Date | Thu, 10 Jul 2014 23:06:56 +0200 |
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From: Stanislav Fomichev <stfomichev@yandex-team.ru>
We don't need to overwrite current task start_time on fork, so update it only if it's zero.
Signed-off-by: Stanislav Fomichev <stfomichev@yandex-team.ru> Acked-by: Namhyung Kim <namhyung@kernel.org> Link: http://lkml.kernel.org/n/1404835423-23098-4-git-send-email-stfomichev@yandex-team.ru Signed-off-by: Jiri Olsa <jolsa@kernel.org> --- tools/perf/builtin-timechart.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/perf/builtin-timechart.c b/tools/perf/builtin-timechart.c index 4079062..37bf1eb 100644 --- a/tools/perf/builtin-timechart.c +++ b/tools/perf/builtin-timechart.c @@ -242,7 +242,7 @@ static void pid_fork(struct timechart *tchart, int pid, int ppid, u64 timestamp) pid_set_comm(tchart, pid, pp->current->comm); p->start_time = timestamp; - if (p->current) { + if (p->current && !p->current->start_time) { p->current->start_time = timestamp; p->current->state_since = timestamp; } -- 1.8.3.1
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