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authorOleg Nesterov <oleg@redhat.com>2010-05-26 14:43:20 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-05-27 09:12:46 -0700
commit97101eb41d0d3c97543878ce40e0b8a8b2747ed7 (patch)
treed33299c8d4787d3b578ea432fdaceb965a2acd97 /kernel/exit.c
parenta705be6b5e8b05f2ae51536ec709de921960326c (diff)
exit: move taskstats_tgid_free() from __exit_signal() to free_signal_struct()
Move taskstats_tgid_free() from __exit_signal() to free_signal_struct(). This way signal->stats never points to nowhere and we can read ->stats lockless. Signed-off-by: Oleg Nesterov <oleg@redhat.com> Cc: Balbir Singh <balbir@linux.vnet.ibm.com> Cc: Roland McGrath <roland@redhat.com> Cc: Veaceslav Falico <vfalico@redhat.com> Cc: Stanislaw Gruszka <sgruszka@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/exit.c')
-rw-r--r--kernel/exit.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/kernel/exit.c b/kernel/exit.c
index 3602f468e3a0..357d443d5a00 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -144,7 +144,6 @@ static void __exit_signal(struct task_struct *tsk)
clear_tsk_thread_flag(tsk,TIF_SIGPENDING);
if (group_dead) {
flush_sigqueue(&sig->shared_pending);
- taskstats_tgid_free(sig);
tty_kref_put(tty);
}
}