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Merge branch 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik...
[linux-drm-fsl-dcu.git]
/
lib
/
kref.c
diff --git
a/lib/kref.c
b/lib/kref.c
index 0d07cc31c818108a5d9e3bc26444957108bad721..a6dc3ec328e05fc8da4d69d185d13a5758ac0464 100644
(file)
--- 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();
}
/**