summaryrefslogtreecommitdiffstats
path: root/kernel/signal.c
diff options
context:
space:
mode:
Diffstat (limited to 'kernel/signal.c')
-rw-r--r--kernel/signal.c19
1 files changed, 2 insertions, 17 deletions
diff --git a/kernel/signal.c b/kernel/signal.c
index ca1fa85..b29c868 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -310,9 +310,7 @@ static void flush_sigqueue(struct sigpending *queue)
/*
* Flush all pending signals for a task.
*/
-
-void
-flush_signals(struct task_struct *t)
+void flush_signals(struct task_struct *t)
{
unsigned long flags;
@@ -326,19 +324,6 @@ flush_signals(struct task_struct *t)
/*
* This function expects the tasklist_lock write-locked.
*/
-void __exit_sighand(struct task_struct *tsk)
-{
- struct sighand_struct * sighand = tsk->sighand;
-
- /* Ok, we're done with the signal handlers */
- tsk->sighand = NULL;
- if (atomic_dec_and_test(&sighand->count))
- kmem_cache_free(sighand_cachep, sighand);
-}
-
-/*
- * This function expects the tasklist_lock write-locked.
- */
void __exit_signal(struct task_struct *tsk)
{
struct signal_struct *sig = tsk->signal;
@@ -386,7 +371,7 @@ void __exit_signal(struct task_struct *tsk)
}
tsk->signal = NULL;
- __exit_sighand(tsk);
+ cleanup_sighand(tsk);
spin_unlock(&sighand->siglock);
rcu_read_unlock();
OpenPOWER on IntegriCloud