diff options
author | Ingo Molnar <mingo@elte.hu> | 2008-06-16 10:17:15 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-06-16 10:17:15 +0200 |
commit | 28638ea4f8adb63f837e4436560ab16ab0388587 (patch) | |
tree | 2dab7a03d7696697c82ba62a03700d3a2f3639b1 /kernel/exit.c | |
parent | f781b03c4b1c713ac000877c8bbc31fc4164a29b (diff) | |
parent | 066519068ad2fbe98c7f45552b1f592903a9c8c8 (diff) |
Merge branch 'linus' into x86/nmitip-x86-nmi-2008-06-16_09.20_Mon
Conflicts:
arch/x86/kernel/nmi_32.c
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 1510f78a0ffa..8f6185e69b69 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); |