commit e5931943d02bf751b1ec849c0d2ade23d76a8d41
author Thomas Gleixner <tglx@linutronix.de> Thu Dec 03 20:08:46 2009 +0100
committer Thomas Gleixner <tglx@linutronix.de> Mon Dec 14 23:55:32 2009 +0100
tree 119fe3bc583d0d043d97cb9edd98bad52692a546
parent fb3a6bbc912b12347614e5742c7c61416cdb0ca0

locking: Convert raw_rwlock functions to arch_rwlock

Name space cleanup for rwlock functions. No functional change.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Peter Zijlstra <peterz@infradead.org>
Acked-by: David S. Miller <davem@davemloft.net>
Acked-by: Ingo Molnar <mingo@elte.hu>
Cc: linux-arch@vger.kernel.org

arch/powerpc/include/asm/spinlock.h

diff --git a/arch/powerpc/include/asm/spinlock.h b/arch/powerpc/include/asm/spinlock.h
index 2fad2c0..764094c 100644
--- a/arch/powerpc/include/asm/spinlock.h
+++ b/arch/powerpc/include/asm/spinlock.h
@@ -166,8 +166,8 @@
  * read-locks.
  */
 
-#define __raw_read_can_lock(rw)		((rw)->lock >= 0)
-#define __raw_write_can_lock(rw)	(!(rw)->lock)
+#define arch_read_can_lock(rw)		((rw)->lock >= 0)
+#define arch_write_can_lock(rw)	(!(rw)->lock)
 
 #ifdef CONFIG_PPC64
 #define __DO_SIGN_EXTEND	"extsw	%0,%0\n"
@@ -181,7 +181,7 @@
  * This returns the old value in the lock + 1,
  * so we got a read lock if the return value is > 0.
  */
-static inline long arch_read_trylock(arch_rwlock_t *rw)
+static inline long __arch_read_trylock(arch_rwlock_t *rw)
 {
 	long tmp;
 
@@ -205,7 +205,7 @@
  * This returns the old value in the lock,
  * so we got the write lock if the return value is 0.
  */
-static inline long arch_write_trylock(arch_rwlock_t *rw)
+static inline long __arch_write_trylock(arch_rwlock_t *rw)
 {
 	long tmp, token;
 
@@ -225,10 +225,10 @@
 	return tmp;
 }
 
-static inline void __raw_read_lock(arch_rwlock_t *rw)
+static inline void arch_read_lock(arch_rwlock_t *rw)
 {
 	while (1) {
-		if (likely(arch_read_trylock(rw) > 0))
+		if (likely(__arch_read_trylock(rw) > 0))
 			break;
 		do {
 			HMT_low();
@@ -239,10 +239,10 @@
 	}
 }
 
-static inline void __raw_write_lock(arch_rwlock_t *rw)
+static inline void arch_write_lock(arch_rwlock_t *rw)
 {
 	while (1) {
-		if (likely(arch_write_trylock(rw) == 0))
+		if (likely(__arch_write_trylock(rw) == 0))
 			break;
 		do {
 			HMT_low();
@@ -253,17 +253,17 @@
 	}
 }
 
-static inline int __raw_read_trylock(arch_rwlock_t *rw)
+static inline int arch_read_trylock(arch_rwlock_t *rw)
 {
-	return arch_read_trylock(rw) > 0;
+	return __arch_read_trylock(rw) > 0;
 }
 
-static inline int __raw_write_trylock(arch_rwlock_t *rw)
+static inline int arch_write_trylock(arch_rwlock_t *rw)
 {
-	return arch_write_trylock(rw) == 0;
+	return __arch_write_trylock(rw) == 0;
 }
 
-static inline void __raw_read_unlock(arch_rwlock_t *rw)
+static inline void arch_read_unlock(arch_rwlock_t *rw)
 {
 	long tmp;
 
@@ -280,15 +280,15 @@
 	: "cr0", "xer", "memory");
 }
 
-static inline void __raw_write_unlock(arch_rwlock_t *rw)
+static inline void arch_write_unlock(arch_rwlock_t *rw)
 {
 	__asm__ __volatile__("# write_unlock\n\t"
 				LWSYNC_ON_SMP: : :"memory");
 	rw->lock = 0;
 }
 
-#define __raw_read_lock_flags(lock, flags) __raw_read_lock(lock)
-#define __raw_write_lock_flags(lock, flags) __raw_write_lock(lock)
+#define arch_read_lock_flags(lock, flags) arch_read_lock(lock)
+#define arch_write_lock_flags(lock, flags) arch_write_lock(lock)
 
 #define arch_spin_relax(lock)	__spin_yield(lock)
 #define arch_read_relax(lock)	__rw_yield(lock)