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| author | Oleg Nesterov <oleg@redhat.com> | 2013-07-03 15:08:35 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-07-03 16:08:03 -0700 |
| commit | 266b7a021f7dcc4d4531961a47f4ef74c3c4ab6b (patch) | |
| tree | b7c5a2ada9b2b4cbab15b23b5b3b6922e2fd1f4b /fs/exec.c | |
| parent | bd9d43f47d6944019918a801398c587ee86c4b52 (diff) | |
| download | lwn-266b7a021f7dcc4d4531961a47f4ef74c3c4ab6b.tar.gz lwn-266b7a021f7dcc4d4531961a47f4ef74c3c4ab6b.zip | |
fs/exec.c:de_thread: mt-exec should update ->real_start_time
924b42d5 ("Use boot based time for process start time and boot time in
/proc") updated copy_process/do_task_stat but forgot about de_thread().
This breaks "ps axOT" if a sub-thread execs.
Note: I think that task->start_time should die.
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Acked-by: John Stultz <johnstul@us.ibm.com>
Cc: Tomas Janousek <tjanouse@redhat.com>
Cc: Tomas Smetana <tsmetana@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/exec.c')
| -rw-r--r-- | fs/exec.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/exec.c b/fs/exec.c index 396aec2dae90..9c73def87642 100644 --- a/fs/exec.c +++ b/fs/exec.c @@ -932,6 +932,7 @@ static int de_thread(struct task_struct *tsk) * also take its birthdate (always earlier than our own). */ tsk->start_time = leader->start_time; + tsk->real_start_time = leader->real_start_time; BUG_ON(!same_thread_group(leader, tsk)); BUG_ON(has_group_leader_pid(tsk)); |