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authorDavid S. Miller <davem@davemloft.net>2015-12-03 21:03:21 -0500
committerDavid S. Miller <davem@davemloft.net>2015-12-03 21:09:12 -0500
commitf188b951f33a0464338f94f928338f84fc0e4392 (patch)
tree17ad63719242b1de0266627a1dc92ba869a3ba4e /include/linux/kref.h
parent6b20da4d8f3f6a3be9f67e3207f435cfaa5f7f97 (diff)
parent071f5d105a0ae93aeb02197c4ee3557e8cc57a21 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts: drivers/net/ethernet/renesas/ravb_main.c kernel/bpf/syscall.c net/ipv4/ipmr.c All three conflicts were cases of overlapping changes. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/kref.h')
-rw-r--r--include/linux/kref.h33
1 files changed, 0 insertions, 33 deletions
diff --git a/include/linux/kref.h b/include/linux/kref.h
index 484604d184be..e15828fd71f1 100644
--- a/include/linux/kref.h
+++ b/include/linux/kref.h
@@ -19,7 +19,6 @@
#include <linux/atomic.h>
#include <linux/kernel.h>
#include <linux/mutex.h>
-#include <linux/spinlock.h>
struct kref {
atomic_t refcount;
@@ -99,38 +98,6 @@ static inline int kref_put(struct kref *kref, void (*release)(struct kref *kref)
return kref_sub(kref, 1, release);
}
-/**
- * kref_put_spinlock_irqsave - decrement refcount for object.
- * @kref: object.
- * @release: pointer to the function that will clean up the object when the
- * last reference to the object is released.
- * This pointer is required, and it is not acceptable to pass kfree
- * in as this function.
- * @lock: lock to take in release case
- *
- * Behaves identical to kref_put with one exception. If the reference count
- * drops to zero, the lock will be taken atomically wrt dropping the reference
- * count. The release function has to call spin_unlock() without _irqrestore.
- */
-static inline int kref_put_spinlock_irqsave(struct kref *kref,
- void (*release)(struct kref *kref),
- spinlock_t *lock)
-{
- unsigned long flags;
-
- WARN_ON(release == NULL);
- if (atomic_add_unless(&kref->refcount, -1, 1))
- return 0;
- spin_lock_irqsave(lock, flags);
- if (atomic_dec_and_test(&kref->refcount)) {
- release(kref);
- local_irq_restore(flags);
- return 1;
- }
- spin_unlock_irqrestore(lock, flags);
- return 0;
-}
-
static inline int kref_put_mutex(struct kref *kref,
void (*release)(struct kref *kref),
struct mutex *lock)