diff options
Diffstat (limited to 'lib/kref.c')
| -rw-r--r-- | lib/kref.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/kref.c b/lib/kref.c index 0d07cc31c818..a6dc3ec328e0 100644 --- a/lib/kref.c +++ b/lib/kref.c @@ -21,6 +21,7 @@ void kref_init(struct kref *kref) { atomic_set(&kref->refcount,1); + smp_mb(); } /** @@ -31,6 +32,7 @@ void kref_get(struct kref *kref) { WARN_ON(!atomic_read(&kref->refcount)); atomic_inc(&kref->refcount); + smp_mb__after_atomic_inc(); } /** |