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authorThomas Gleixner <tglx@linutronix.de>2009-12-02 22:01:25 +0300
committerThomas Gleixner <tglx@linutronix.de>2009-12-15 01:55:32 +0300
commit0199c4e68d1f02894bdefe4b5d9e9ee4aedd8d62 (patch)
treee371d17bd73d64332349debbf45962ec67e7269d /arch/powerpc
parentedc35bd72e2079b25f99c5da7d7a65dbbffc4a26 (diff)
downloadlinux-0199c4e68d1f02894bdefe4b5d9e9ee4aedd8d62.tar.xz
locking: Convert __raw_spin* functions to arch_spin*
Name space cleanup. 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
Diffstat (limited to 'arch/powerpc')
-rw-r--r--arch/powerpc/include/asm/spinlock.h32
-rw-r--r--arch/powerpc/kernel/rtas.c12
-rw-r--r--arch/powerpc/lib/locks.c4
-rw-r--r--arch/powerpc/platforms/pasemi/setup.c8
4 files changed, 28 insertions, 28 deletions
diff --git a/arch/powerpc/include/asm/spinlock.h b/arch/powerpc/include/asm/spinlock.h
index c0d44c92ff0e..cdcaf6b97087 100644
--- a/arch/powerpc/include/asm/spinlock.h
+++ b/arch/powerpc/include/asm/spinlock.h
@@ -28,7 +28,7 @@
#include <asm/asm-compat.h>
#include <asm/synch.h>
-#define __raw_spin_is_locked(x) ((x)->slock != 0)
+#define arch_spin_is_locked(x) ((x)->slock != 0)
#ifdef CONFIG_PPC64
/* use 0x800000yy when locked, where yy == CPU number */
@@ -54,7 +54,7 @@
* This returns the old value in the lock, so we succeeded
* in getting the lock if the return value is 0.
*/
-static inline unsigned long arch_spin_trylock(arch_spinlock_t *lock)
+static inline unsigned long __arch_spin_trylock(arch_spinlock_t *lock)
{
unsigned long tmp, token;
@@ -73,10 +73,10 @@ static inline unsigned long arch_spin_trylock(arch_spinlock_t *lock)
return tmp;
}
-static inline int __raw_spin_trylock(arch_spinlock_t *lock)
+static inline int arch_spin_trylock(arch_spinlock_t *lock)
{
CLEAR_IO_SYNC;
- return arch_spin_trylock(lock) == 0;
+ return __arch_spin_trylock(lock) == 0;
}
/*
@@ -104,11 +104,11 @@ extern void __rw_yield(raw_rwlock_t *lock);
#define SHARED_PROCESSOR 0
#endif
-static inline void __raw_spin_lock(arch_spinlock_t *lock)
+static inline void arch_spin_lock(arch_spinlock_t *lock)
{
CLEAR_IO_SYNC;
while (1) {
- if (likely(arch_spin_trylock(lock) == 0))
+ if (likely(__arch_spin_trylock(lock) == 0))
break;
do {
HMT_low();
@@ -120,13 +120,13 @@ static inline void __raw_spin_lock(arch_spinlock_t *lock)
}
static inline
-void __raw_spin_lock_flags(arch_spinlock_t *lock, unsigned long flags)
+void arch_spin_lock_flags(arch_spinlock_t *lock, unsigned long flags)
{
unsigned long flags_dis;
CLEAR_IO_SYNC;
while (1) {
- if (likely(arch_spin_trylock(lock) == 0))
+ if (likely(__arch_spin_trylock(lock) == 0))
break;
local_save_flags(flags_dis);
local_irq_restore(flags);
@@ -140,19 +140,19 @@ void __raw_spin_lock_flags(arch_spinlock_t *lock, unsigned long flags)
}
}
-static inline void __raw_spin_unlock(arch_spinlock_t *lock)
+static inline void arch_spin_unlock(arch_spinlock_t *lock)
{
SYNC_IO;
- __asm__ __volatile__("# __raw_spin_unlock\n\t"
+ __asm__ __volatile__("# arch_spin_unlock\n\t"
LWSYNC_ON_SMP: : :"memory");
lock->slock = 0;
}
#ifdef CONFIG_PPC64
-extern void __raw_spin_unlock_wait(arch_spinlock_t *lock);
+extern void arch_spin_unlock_wait(arch_spinlock_t *lock);
#else
-#define __raw_spin_unlock_wait(lock) \
- do { while (__raw_spin_is_locked(lock)) cpu_relax(); } while (0)
+#define arch_spin_unlock_wait(lock) \
+ do { while (arch_spin_is_locked(lock)) cpu_relax(); } while (0)
#endif
/*
@@ -290,9 +290,9 @@ static inline void __raw_write_unlock(raw_rwlock_t *rw)
#define __raw_read_lock_flags(lock, flags) __raw_read_lock(lock)
#define __raw_write_lock_flags(lock, flags) __raw_write_lock(lock)
-#define _raw_spin_relax(lock) __spin_yield(lock)
-#define _raw_read_relax(lock) __rw_yield(lock)
-#define _raw_write_relax(lock) __rw_yield(lock)
+#define arch_spin_relax(lock) __spin_yield(lock)
+#define arch_read_relax(lock) __rw_yield(lock)
+#define arch_write_relax(lock) __rw_yield(lock)
#endif /* __KERNEL__ */
#endif /* __ASM_SPINLOCK_H */
diff --git a/arch/powerpc/kernel/rtas.c b/arch/powerpc/kernel/rtas.c
index 57dfa414cfb8..fd0d29493fd6 100644
--- a/arch/powerpc/kernel/rtas.c
+++ b/arch/powerpc/kernel/rtas.c
@@ -80,13 +80,13 @@ static unsigned long lock_rtas(void)
local_irq_save(flags);
preempt_disable();
- __raw_spin_lock_flags(&rtas.lock, flags);
+ arch_spin_lock_flags(&rtas.lock, flags);
return flags;
}
static void unlock_rtas(unsigned long flags)
{
- __raw_spin_unlock(&rtas.lock);
+ arch_spin_unlock(&rtas.lock);
local_irq_restore(flags);
preempt_enable();
}
@@ -987,10 +987,10 @@ void __cpuinit rtas_give_timebase(void)
local_irq_save(flags);
hard_irq_disable();
- __raw_spin_lock(&timebase_lock);
+ arch_spin_lock(&timebase_lock);
rtas_call(rtas_token("freeze-time-base"), 0, 1, NULL);
timebase = get_tb();
- __raw_spin_unlock(&timebase_lock);
+ arch_spin_unlock(&timebase_lock);
while (timebase)
barrier();
@@ -1002,8 +1002,8 @@ void __cpuinit rtas_take_timebase(void)
{
while (!timebase)
barrier();
- __raw_spin_lock(&timebase_lock);
+ arch_spin_lock(&timebase_lock);
set_tb(timebase >> 32, timebase & 0xffffffff);
timebase = 0;
- __raw_spin_unlock(&timebase_lock);
+ arch_spin_unlock(&timebase_lock);
}
diff --git a/arch/powerpc/lib/locks.c b/arch/powerpc/lib/locks.c
index b06294cde499..ee395e392115 100644
--- a/arch/powerpc/lib/locks.c
+++ b/arch/powerpc/lib/locks.c
@@ -82,7 +82,7 @@ void __rw_yield(raw_rwlock_t *rw)
}
#endif
-void __raw_spin_unlock_wait(arch_spinlock_t *lock)
+void arch_spin_unlock_wait(arch_spinlock_t *lock)
{
while (lock->slock) {
HMT_low();
@@ -92,4 +92,4 @@ void __raw_spin_unlock_wait(arch_spinlock_t *lock)
HMT_medium();
}
-EXPORT_SYMBOL(__raw_spin_unlock_wait);
+EXPORT_SYMBOL(arch_spin_unlock_wait);
diff --git a/arch/powerpc/platforms/pasemi/setup.c b/arch/powerpc/platforms/pasemi/setup.c
index be36fece41d7..242f8095c2df 100644
--- a/arch/powerpc/platforms/pasemi/setup.c
+++ b/arch/powerpc/platforms/pasemi/setup.c
@@ -80,11 +80,11 @@ static void __devinit pas_give_timebase(void)
local_irq_save(flags);
hard_irq_disable();
- __raw_spin_lock(&timebase_lock);
+ arch_spin_lock(&timebase_lock);
mtspr(SPRN_TBCTL, TBCTL_FREEZE);
isync();
timebase = get_tb();
- __raw_spin_unlock(&timebase_lock);
+ arch_spin_unlock(&timebase_lock);
while (timebase)
barrier();
@@ -97,10 +97,10 @@ static void __devinit pas_take_timebase(void)
while (!timebase)
smp_rmb();
- __raw_spin_lock(&timebase_lock);
+ arch_spin_lock(&timebase_lock);
set_tb(timebase >> 32, timebase & 0xffffffff);
timebase = 0;
- __raw_spin_unlock(&timebase_lock);
+ arch_spin_unlock(&timebase_lock);
}
struct smp_ops_t pas_smp_ops = {