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Commit 962e310a authored by Stanislav Fomichev's avatar Stanislav Fomichev Committed by Jiri Olsa
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perf timechart: Conditionally update start_time on fork 



We don't need to overwrite current task start_time on fork, so update it
only if it's zero.

Signed-off-by: default avatarStanislav Fomichev <stfomichev@yandex-team.ru>
Acked-by: default avatarNamhyung Kim <namhyung@kernel.org>
Link: http://lkml.kernel.org/n/1404835423-23098-4-git-send-email-stfomichev@yandex-team.ru


Signed-off-by: default avatarJiri Olsa <jolsa@kernel.org>
parent b97b59b9

tools/perf/builtin-timechart.c

+1 −1
Original line number Original line Diff line number Diff line
@@ -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);

		pid_set_comm(tchart, pid, pp->current->comm);





	p->start_time = timestamp;

	p->start_time = timestamp;

	if (p->current) {

	if (p->current && !p->current->start_time) {

		p->current->start_time = timestamp;

		p->current->start_time = timestamp;

		p->current->state_since = timestamp;

		p->current->state_since = timestamp;

	}

	}