From 32a2750010981216fb788c5190fb0e646abfab30 Mon Sep 17 00:00:00 2001
From: Davidlohr Bueso <davidlohr.bueso@hp.com>
Date: Wed, 11 Sep 2013 14:26:29 -0700
Subject: ipc: drop ipc_lock_by_ptr

After previous cleanups and optimizations, this function is no longer
heavily used and we don't have a good reason to keep it.  Update the few
remaining callers and get rid of it.

Signed-off-by: Davidlohr Bueso <davidlohr.bueso@hp.com>
Cc: Sedat Dilek <sedat.dilek@gmail.com>
Cc: Rik van Riel <riel@redhat.com>
Cc: Manfred Spraul <manfred@colorfullife.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 ipc/util.h | 6 ------
 1 file changed, 6 deletions(-)

(limited to 'ipc/util.h')

diff --git a/ipc/util.h b/ipc/util.h
index 0a362ffca97..14b0a2adba0 100644
--- a/ipc/util.h
+++ b/ipc/util.h
@@ -171,12 +171,6 @@ static inline void ipc_assert_locked_object(struct kern_ipc_perm *perm)
 	assert_spin_locked(&perm->lock);
 }
 
-static inline void ipc_lock_by_ptr(struct kern_ipc_perm *perm)
-{
-	rcu_read_lock();
-	ipc_lock_object(perm);
-}
-
 static inline void ipc_unlock(struct kern_ipc_perm *perm)
 {
 	ipc_unlock_object(perm);
-- 
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