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author | Ingo Molnar <mingo@elte.hu> | 2008-07-10 06:17:14 (GMT) |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-07-10 06:17:14 (GMT) |
commit | 9e4144abf8a30ae221311368bbb10690ebdb4b76 (patch) | |
tree | 032289d5b7d87976675c1a1a32d512a44d234fa2 /kernel/exit.c | |
parent | e17ba73b0ee6c0f24393c48b455e0d8db761782c (diff) | |
parent | 6329d3021bcfa9038621e6e917d98929421d8ec8 (diff) | |
download | linux-9e4144abf8a30ae221311368bbb10690ebdb4b76.tar.xz |
Merge branch 'linus' into core/printk
Conflicts:
kernel/printk.c
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/exit.c')
-rw-r--r-- | kernel/exit.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/kernel/exit.c b/kernel/exit.c index 1510f78..8f6185e 100644 --- a/kernel/exit.c +++ b/kernel/exit.c @@ -126,6 +126,12 @@ static void __exit_signal(struct task_struct *tsk) __unhash_process(tsk); + /* + * Do this under ->siglock, we can race with another thread + * doing sigqueue_free() if we have SIGQUEUE_PREALLOC signals. + */ + flush_sigqueue(&tsk->pending); + tsk->signal = NULL; tsk->sighand = NULL; spin_unlock(&sighand->siglock); @@ -133,7 +139,6 @@ static void __exit_signal(struct task_struct *tsk) __cleanup_sighand(sighand); clear_tsk_thread_flag(tsk,TIF_SIGPENDING); - flush_sigqueue(&tsk->pending); if (sig) { flush_sigqueue(&sig->shared_pending); taskstats_tgid_free(sig); |