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From: Thomas Gleixner <tglx@linutronix.de>
To: LKML <linux-kernel@vger.kernel.org>
Cc: Ingo Molnar <mingo@elte.hu>, Peter Zijlstra <peterz@infradead.org>
Subject: [patch 16/16] locking: Remove old style lock initializers
Date: Fri, 06 Nov 2009 22:42:23 -0000	[thread overview]
Message-ID: <20091106223807.053291797@linutronix.de> (raw)
In-Reply-To: 20091106223547.784916750@linutronix.de

[-- Attachment #1: locking-remove-oldstyle-lock-initializers.patch --]
[-- Type: text/plain, Size: 1797 bytes --]

SPIN_LOCK_UNLOCKED and RW_LOCK_UNLOCKED have been deprecated for
years. Now the last users are gone. Remove the cruft.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---
 include/linux/spinlock.h       |    4 ++--
 include/linux/spinlock_types.h |    9 ---------
 2 files changed, 2 insertions(+), 11 deletions(-)

Index: linux-2.6/include/linux/spinlock.h
===================================================================
--- linux-2.6.orig/include/linux/spinlock.h
+++ linux-2.6/include/linux/spinlock.h
@@ -102,7 +102,7 @@ do {								\
 
 #else
 # define spin_lock_init(lock)					\
-	do { *(lock) = SPIN_LOCK_UNLOCKED; } while (0)
+	do { *(lock) = __SPIN_LOCK_UNLOCKED(lock); } while (0)
 #endif
 
 #ifdef CONFIG_DEBUG_SPINLOCK
@@ -116,7 +116,7 @@ do {								\
 } while (0)
 #else
 # define rwlock_init(lock)					\
-	do { *(lock) = RW_LOCK_UNLOCKED; } while (0)
+	do { *(lock) = __RW_LOCK_UNLOCKED(lock); } while (0)
 #endif
 
 #define spin_is_locked(lock)	__raw_spin_is_locked(&(lock)->raw_lock)
Index: linux-2.6/include/linux/spinlock_types.h
===================================================================
--- linux-2.6.orig/include/linux/spinlock_types.h
+++ linux-2.6/include/linux/spinlock_types.h
@@ -85,15 +85,6 @@ typedef struct {
 				RW_DEP_MAP_INIT(lockname) }
 #endif
 
-/*
- * SPIN_LOCK_UNLOCKED and RW_LOCK_UNLOCKED defeat lockdep state tracking and
- * are hence deprecated.
- * Please use DEFINE_SPINLOCK()/DEFINE_RWLOCK() or
- * __SPIN_LOCK_UNLOCKED()/__RW_LOCK_UNLOCKED() as appropriate.
- */
-#define SPIN_LOCK_UNLOCKED	__SPIN_LOCK_UNLOCKED(old_style_spin_init)
-#define RW_LOCK_UNLOCKED	__RW_LOCK_UNLOCKED(old_style_rw_init)
-
 #define DEFINE_SPINLOCK(x)	spinlock_t x = __SPIN_LOCK_UNLOCKED(x)
 #define DEFINE_RWLOCK(x)	rwlock_t x = __RW_LOCK_UNLOCKED(x)
 



      parent reply	other threads:[~2009-11-06 22:42 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-11-06 22:41 [patch 00/16] Remove old style lock initializers Thomas Gleixner
2009-11-06 22:41 ` [patch 01/16] arm: Replace old style lock initializer Thomas Gleixner
2009-11-06 22:41 ` [patch 02/16] mips: Replace old style spin " Thomas Gleixner
2009-11-06 22:41 ` [patch 03/16] net: Replace old style " Thomas Gleixner
2009-11-07  6:17   ` David Miller
2009-11-06 22:41 ` [patch 04/16] cred: " Thomas Gleixner
2009-11-06 22:41 ` [patch 05/16] pci: " Thomas Gleixner
2009-11-06 23:06   ` Jesse Barnes
2009-11-06 22:41 ` [patch 06/16] sound: " Thomas Gleixner
2009-11-07  9:20   ` Takashi Iwai
2009-11-06 22:41 ` [patch 07/16] um: " Thomas Gleixner
2009-11-09  2:13   ` Américo Wang
2009-11-06 22:41 ` [patch 08/16] sparc: Make atomic locks raw Thomas Gleixner
2009-11-07  6:16   ` David Miller
2009-11-06 22:41 ` [patch 09/16] powerpc: Replace old style lock initializer Thomas Gleixner
2009-11-06 22:55   ` Benjamin Herrenschmidt
2009-11-08  7:55     ` Stephen Rothwell
2009-11-09  5:15     ` Stephen Rothwell
2009-11-09  8:53       ` Benjamin Herrenschmidt
2009-11-06 22:41 ` [patch 10/16] parisc: Replace old style lock init Thomas Gleixner
2009-11-08  5:06   ` Kyle McMartin
2009-11-08 16:11     ` Thomas Gleixner
2009-11-06 22:41 ` [patch 11/16] alpha: Replace old style lock initializer Thomas Gleixner
2009-11-06 22:42 ` [patch 12/16] ia64: " Thomas Gleixner
2009-11-06 22:42 ` [patch 13/16] sh: " Thomas Gleixner
2009-11-09  1:49   ` Paul Mundt
2009-11-06 22:42 ` [patch 14/16] sparc: " Thomas Gleixner
2009-11-07  6:18   ` David Miller
2009-11-07  6:20     ` David Miller
2009-11-07 12:16       ` Thomas Gleixner
2009-11-08  6:45         ` David Miller
2009-11-06 22:42 ` [patch 15/16] xtensa: " Thomas Gleixner
2009-11-10  9:34   ` Chris Zankel
2009-11-06 22:42 ` Thomas Gleixner [this message]

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