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authorThomas Gleixner <tglx@linutronix.de>2009-12-03 14:01:19 -0500
committerThomas Gleixner <tglx@linutronix.de>2009-12-14 17:55:32 -0500
commitfb3a6bbc912b12347614e5742c7c61416cdb0ca0 (patch)
treef9dbf8dab23cea6f033a58672ba16abf2ae09ebd /arch/ia64
parent0199c4e68d1f02894bdefe4b5d9e9ee4aedd8d62 (diff)
locking: Convert raw_rwlock to arch_rwlock
Not strictly necessary for -rt as -rt does not have non sleeping rwlocks, but it's odd to not have a consistent naming convention. 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/ia64')
-rw-r--r--arch/ia64/include/asm/spinlock.h16
-rw-r--r--arch/ia64/include/asm/spinlock_types.h4
2 files changed, 10 insertions, 10 deletions
diff --git a/arch/ia64/include/asm/spinlock.h b/arch/ia64/include/asm/spinlock.h
index b06165f6352f..6715b6a8ebc3 100644
--- a/arch/ia64/include/asm/spinlock.h
+++ b/arch/ia64/include/asm/spinlock.h
@@ -146,7 +146,7 @@ static inline void arch_spin_unlock_wait(arch_spinlock_t *lock)
146#ifdef ASM_SUPPORTED 146#ifdef ASM_SUPPORTED
147 147
148static __always_inline void 148static __always_inline void
149__raw_read_lock_flags(raw_rwlock_t *lock, unsigned long flags) 149__raw_read_lock_flags(arch_rwlock_t *lock, unsigned long flags)
150{ 150{
151 __asm__ __volatile__ ( 151 __asm__ __volatile__ (
152 "tbit.nz p6, p0 = %1,%2\n" 152 "tbit.nz p6, p0 = %1,%2\n"
@@ -177,7 +177,7 @@ __raw_read_lock_flags(raw_rwlock_t *lock, unsigned long flags)
177 177
178#define __raw_read_lock(rw) \ 178#define __raw_read_lock(rw) \
179do { \ 179do { \
180 raw_rwlock_t *__read_lock_ptr = (rw); \ 180 arch_rwlock_t *__read_lock_ptr = (rw); \
181 \ 181 \
182 while (unlikely(ia64_fetchadd(1, (int *) __read_lock_ptr, acq) < 0)) { \ 182 while (unlikely(ia64_fetchadd(1, (int *) __read_lock_ptr, acq) < 0)) { \
183 ia64_fetchadd(-1, (int *) __read_lock_ptr, rel); \ 183 ia64_fetchadd(-1, (int *) __read_lock_ptr, rel); \
@@ -190,14 +190,14 @@ do { \
190 190
191#define __raw_read_unlock(rw) \ 191#define __raw_read_unlock(rw) \
192do { \ 192do { \
193 raw_rwlock_t *__read_lock_ptr = (rw); \ 193 arch_rwlock_t *__read_lock_ptr = (rw); \
194 ia64_fetchadd(-1, (int *) __read_lock_ptr, rel); \ 194 ia64_fetchadd(-1, (int *) __read_lock_ptr, rel); \
195} while (0) 195} while (0)
196 196
197#ifdef ASM_SUPPORTED 197#ifdef ASM_SUPPORTED
198 198
199static __always_inline void 199static __always_inline void
200__raw_write_lock_flags(raw_rwlock_t *lock, unsigned long flags) 200__raw_write_lock_flags(arch_rwlock_t *lock, unsigned long flags)
201{ 201{
202 __asm__ __volatile__ ( 202 __asm__ __volatile__ (
203 "tbit.nz p6, p0 = %1, %2\n" 203 "tbit.nz p6, p0 = %1, %2\n"
@@ -235,7 +235,7 @@ __raw_write_lock_flags(raw_rwlock_t *lock, unsigned long flags)
235 (result == 0); \ 235 (result == 0); \
236}) 236})
237 237
238static inline void __raw_write_unlock(raw_rwlock_t *x) 238static inline void __raw_write_unlock(arch_rwlock_t *x)
239{ 239{
240 u8 *y = (u8 *)x; 240 u8 *y = (u8 *)x;
241 barrier(); 241 barrier();
@@ -265,7 +265,7 @@ static inline void __raw_write_unlock(raw_rwlock_t *x)
265 (ia64_val == 0); \ 265 (ia64_val == 0); \
266}) 266})
267 267
268static inline void __raw_write_unlock(raw_rwlock_t *x) 268static inline void __raw_write_unlock(arch_rwlock_t *x)
269{ 269{
270 barrier(); 270 barrier();
271 x->write_lock = 0; 271 x->write_lock = 0;
@@ -273,10 +273,10 @@ static inline void __raw_write_unlock(raw_rwlock_t *x)
273 273
274#endif /* !ASM_SUPPORTED */ 274#endif /* !ASM_SUPPORTED */
275 275
276static inline int __raw_read_trylock(raw_rwlock_t *x) 276static inline int __raw_read_trylock(arch_rwlock_t *x)
277{ 277{
278 union { 278 union {
279 raw_rwlock_t lock; 279 arch_rwlock_t lock;
280 __u32 word; 280 __u32 word;
281 } old, new; 281 } old, new;
282 old.lock = new.lock = *x; 282 old.lock = new.lock = *x;
diff --git a/arch/ia64/include/asm/spinlock_types.h b/arch/ia64/include/asm/spinlock_types.h
index 6a11b65fa66d..e2b42a52a6d3 100644
--- a/arch/ia64/include/asm/spinlock_types.h
+++ b/arch/ia64/include/asm/spinlock_types.h
@@ -14,8 +14,8 @@ typedef struct {
14typedef struct { 14typedef struct {
15 volatile unsigned int read_counter : 31; 15 volatile unsigned int read_counter : 31;
16 volatile unsigned int write_lock : 1; 16 volatile unsigned int write_lock : 1;
17} raw_rwlock_t; 17} arch_rwlock_t;
18 18
19#define __RAW_RW_LOCK_UNLOCKED { 0, 0 } 19#define __ARCH_RW_LOCK_UNLOCKED { 0, 0 }
20 20
21#endif 21#endif