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authorTakashi Iwai <tiwai@suse.de>2008-12-01 18:02:17 +0100
committerTakashi Iwai <tiwai@suse.de>2008-12-01 18:02:17 +0100
commit3af4182cc5be7d5505f9801ee3297373f1872446 (patch)
tree214348d40ed547a72f9612a7e5c94a01afded812 /kernel/fork.c
parentf5d4c67e41a262f0cdfaec1bb0fa8e5952187ef9 (diff)
parentc07f62e5f18123103459ff74e86af1518a5b8af5 (diff)
Merge branch 'upstream' into topic/asoc
Diffstat (limited to 'kernel/fork.c')
-rw-r--r--kernel/fork.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/kernel/fork.c b/kernel/fork.c
index f6083561dfe0..2a372a0e206f 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -40,6 +40,7 @@
#include <linux/jiffies.h>
#include <linux/tracehook.h>
#include <linux/futex.h>
+#include <linux/compat.h>
#include <linux/task_io_accounting_ops.h>
#include <linux/rcupdate.h>
#include <linux/ptrace.h>
@@ -519,6 +520,16 @@ void mm_release(struct task_struct *tsk, struct mm_struct *mm)
{
struct completion *vfork_done = tsk->vfork_done;
+ /* Get rid of any futexes when releasing the mm */
+#ifdef CONFIG_FUTEX
+ if (unlikely(tsk->robust_list))
+ exit_robust_list(tsk);
+#ifdef CONFIG_COMPAT
+ if (unlikely(tsk->compat_robust_list))
+ compat_exit_robust_list(tsk);
+#endif
+#endif
+
/* Get rid of any cached register state */
deactivate_mm(tsk, mm);