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Message-Id: <1304715928-19266-2-git-send-email-andi@firstfloor.org>
Date:	Fri,  6 May 2011 14:05:25 -0700
From:	Andi Kleen <andi@...stfloor.org>
To:	linux-kernel@...r.kernel.org
Cc:	peterz@...radead.org, arnd@...db.de, akpm@...ux-foundation.org,
	Andi Kleen <ak@...ux.intel.com>
Subject: [PATCH 1/4] BKL: Remove BKL references in mutex code

From: Andi Kleen <ak@...ux.intel.com>

The mutex code still checks for the BKL which is already gone.
Remove that code.

Signed-off-by: Andi Kleen <ak@...ux.intel.com>
---
 kernel/mutex.c |    7 -------
 1 files changed, 0 insertions(+), 7 deletions(-)

diff --git a/kernel/mutex.c b/kernel/mutex.c
index c4195fa..62d0a06 100644
--- a/kernel/mutex.c
+++ b/kernel/mutex.c
@@ -163,13 +163,6 @@ __mutex_lock_common(struct mutex *lock, long state, unsigned int subclass,
 		struct thread_info *owner;
 
 		/*
-		 * If we own the BKL, then don't spin. The owner of
-		 * the mutex might be waiting on us to release the BKL.
-		 */
-		if (unlikely(current->lock_depth >= 0))
-			break;
-
-		/*
 		 * If there's an owner, wait for it to either
 		 * release the lock or go to sleep.
 		 */
-- 
1.7.4.4

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