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authorArjan van de Ven <arjan@linux.intel.com>2010-01-16 12:53:19 -0800
committerGreg Kroah-Hartman <gregkh@suse.de>2010-01-25 10:49:44 -0800
commit5a20267b12fec85520acc1e839ee61f2ea16413d (patch)
tree0e767614e3c5cbae6016497981d1f4b063378509
parentf2fa92b29da64ead309293a048fe41776338a280 (diff)
downloadlinux-linaro-stable-5a20267b12fec85520acc1e839ee61f2ea16413d.tar.gz
perf timechart: Use tid not pid for COMM change
commit 8f06d7e6e1bbfb32698d6d455583ab7460c090e2 upstream. A process that changes its comm field, does this on a per kernel task struct basis. The timechart tool used, incorrectly, the pid to track this, and should have used the tid instead... Signed-off-by: Arjan van de Ven <arjan@linux.intel.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> LKML-Reference: <20100116125319.34ac3edd@infradead.org> Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
-rw-r--r--tools/perf/builtin-timechart.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/builtin-timechart.c b/tools/perf/builtin-timechart.c
index e8a510d935e5..4101afeb4675 100644
--- a/tools/perf/builtin-timechart.c
+++ b/tools/perf/builtin-timechart.c
@@ -275,7 +275,7 @@ static u64 cpus_pstate_state[MAX_CPUS];
static int
process_comm_event(event_t *event)
{
- pid_set_comm(event->comm.pid, event->comm.comm);
+ pid_set_comm(event->comm.tid, event->comm.comm);
return 0;
}
static int