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authorFrederic Weisbecker <fweisbec@gmail.com>2013-11-16 02:02:09 +0100
committerArnaldo Carvalho de Melo <acme@redhat.com>2013-11-19 10:33:29 -0300
commita5285ad9e30fd90b88a11adcab97bd4c3ffe44eb (patch)
treeff6d521d1afe35f413fa27fa5fe44a5ba3c7406f
parent801a76050bcf8d4e500eb8d048ff6265f37a61c8 (diff)
downloadop-kernel-dev-a5285ad9e30fd90b88a11adcab97bd4c3ffe44eb.zip
op-kernel-dev-a5285ad9e30fd90b88a11adcab97bd4c3ffe44eb.tar.gz
perf tools: Tag thread comm as overriden
The problem is that when a thread overrides its default ":%pid" comm, we forget to tag the thread comm as overriden. Hence, this overriden comm is not inherited on future forks. Fix it. Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com> Tested-by: David Ahern <dsahern@gmail.com> Acked-by: Namhyung Kim <namhyung@kernel.org> Cc: David Ahern <dsahern@gmail.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Namhyung Kim <namhyung@kernel.org> Link: http://lkml.kernel.org/r/20131116010207.GA18855@localhost.localdomain Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
-rw-r--r--tools/perf/util/thread.c11
1 files changed, 5 insertions, 6 deletions
diff --git a/tools/perf/util/thread.c b/tools/perf/util/thread.c
index cd8e2f5..49eaf1d 100644
--- a/tools/perf/util/thread.c
+++ b/tools/perf/util/thread.c
@@ -70,14 +70,13 @@ int thread__set_comm(struct thread *thread, const char *str, u64 timestamp)
/* Override latest entry if it had no specific time coverage */
if (!curr->start) {
comm__override(curr, str, timestamp);
- return 0;
+ } else {
+ new = comm__new(str, timestamp);
+ if (!new)
+ return -ENOMEM;
+ list_add(&new->list, &thread->comm_list);
}
- new = comm__new(str, timestamp);
- if (!new)
- return -ENOMEM;
-
- list_add(&new->list, &thread->comm_list);
thread->comm_set = true;
return 0;
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