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authorThomas Gleixner <tglx@linutronix.de>2009-12-02 13:49:50 -0500
committerThomas Gleixner <tglx@linutronix.de>2009-12-14 17:55:32 -0500
commit445c89514be242b1b0080056d50bdc1b72adeb5c (patch)
tree96ed062794ad0fb6a649713c83f009eea382e8b2 /arch/cris/include
parent6b6b4792f89346e47437682c7ba3438e6681c0f9 (diff)
locking: Convert raw_spinlock to arch_spinlock
The raw_spin* namespace was taken by lockdep for the architecture specific implementations. raw_spin_* would be the ideal name space for the spinlocks which are not converted to sleeping locks in preempt-rt. Linus suggested to convert the raw_ to arch_ locks and cleanup the name space instead of using an artifical name like core_spin, atomic_spin or whatever 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/cris/include')
-rw-r--r--arch/cris/include/arch-v32/arch/spinlock.h12
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/cris/include/arch-v32/arch/spinlock.h b/arch/cris/include/arch-v32/arch/spinlock.h
index 367a53ea10c5..e253457765f2 100644
--- a/arch/cris/include/arch-v32/arch/spinlock.h
+++ b/arch/cris/include/arch-v32/arch/spinlock.h
@@ -9,12 +9,12 @@ extern void cris_spin_unlock(void *l, int val);
9extern void cris_spin_lock(void *l); 9extern void cris_spin_lock(void *l);
10extern int cris_spin_trylock(void *l); 10extern int cris_spin_trylock(void *l);
11 11
12static inline int __raw_spin_is_locked(raw_spinlock_t *x) 12static inline int __raw_spin_is_locked(arch_spinlock_t *x)
13{ 13{
14 return *(volatile signed char *)(&(x)->slock) <= 0; 14 return *(volatile signed char *)(&(x)->slock) <= 0;
15} 15}
16 16
17static inline void __raw_spin_unlock(raw_spinlock_t *lock) 17static inline void __raw_spin_unlock(arch_spinlock_t *lock)
18{ 18{
19 __asm__ volatile ("move.d %1,%0" \ 19 __asm__ volatile ("move.d %1,%0" \
20 : "=m" (lock->slock) \ 20 : "=m" (lock->slock) \
@@ -22,24 +22,24 @@ static inline void __raw_spin_unlock(raw_spinlock_t *lock)
22 : "memory"); 22 : "memory");
23} 23}
24 24
25static inline void __raw_spin_unlock_wait(raw_spinlock_t *lock) 25static inline void __raw_spin_unlock_wait(arch_spinlock_t *lock)
26{ 26{
27 while (__raw_spin_is_locked(lock)) 27 while (__raw_spin_is_locked(lock))
28 cpu_relax(); 28 cpu_relax();
29} 29}
30 30
31static inline int __raw_spin_trylock(raw_spinlock_t *lock) 31static inline int __raw_spin_trylock(arch_spinlock_t *lock)
32{ 32{
33 return cris_spin_trylock((void *)&lock->slock); 33 return cris_spin_trylock((void *)&lock->slock);
34} 34}
35 35
36static inline void __raw_spin_lock(raw_spinlock_t *lock) 36static inline void __raw_spin_lock(arch_spinlock_t *lock)
37{ 37{
38 cris_spin_lock((void *)&lock->slock); 38 cris_spin_lock((void *)&lock->slock);
39} 39}
40 40
41static inline void 41static inline void
42__raw_spin_lock_flags(raw_spinlock_t *lock, unsigned long flags) 42__raw_spin_lock_flags(arch_spinlock_t *lock, unsigned long flags)
43{ 43{
44 __raw_spin_lock(lock); 44 __raw_spin_lock(lock);
45} 45}