Signed-off-by: Joe Perches <joe@perches.com>
---
include/asm-x86/mutex_32.h | 64 ++++++++++++++++++++-----------------------
1 files changed, 30 insertions(+), 34 deletions(-)
diff --git a/include/asm-x86/mutex_32.h b/include/asm-x86/mutex_32.h
index 9a6b3da..73e928e 100644
--- a/include/asm-x86/mutex_32.h
+++ b/include/asm-x86/mutex_32.h
@@ -21,22 +21,20 @@
* wasn't 1 originally. This function MUST leave the value lower than 1
* even when the "1" assertion wasn't true.
*/
-#define __mutex_fastpath_lock(count, fail_fn) \
-do { \
- unsigned int dummy; \
- \
- typecheck(atomic_t *, count); \
+#define __mutex_fastpath_lock(count, fail_fn) \
+do { \
+ unsigned int dummy; \
+ \
+ typecheck(atomic_t *, count); \
typecheck_fn(void (*)(atomic_t *), fail_fn); \
- \
- __asm__ __volatile__( \
- LOCK_PREFIX " decl (%%eax) \n" \
- " jns 1f \n" \
- " call "#fail_fn" \n" \
- "1: \n" \
- \
- :"=a" (dummy) \
- : "a" (count) \
- : "memory", "ecx", "edx"); \
+ \
+ asm volatile(LOCK_PREFIX " decl (%%eax)\n" \
+ " jns 1f \n" \
+ " call " #fail_fn "\n" \
+ "1:\n" \
+ : "=a" (dummy) \
+ : "a" (count) \
+ : "memory", "ecx", "edx"); \
} while (0)
@@ -50,8 +48,8 @@ do { \
* wasn't 1 originally. This function returns 0 if the fastpath succeeds,
* or anything the slow path function returns
*/
-static inline int
-__mutex_fastpath_lock_retval(atomic_t *count, int (*fail_fn)(atomic_t *))
+static inline int __mutex_fastpath_lock_retval(atomic_t *count,
+ int (*fail_fn)(atomic_t *))
{
if (unlikely(atomic_dec_return(count) < 0))
return fail_fn(count);
@@ -72,22 +70,20 @@ __mutex_fastpath_lock_retval(atomic_t *count, int (*fail_fn)(atomic_t *))
* __mutex_slowpath_needs_to_unlock() macro needs to return 1, it needs
* to return 0 otherwise.
*/
-#define __mutex_fastpath_unlock(count, fail_fn) \
-do { \
- unsigned int dummy; \
- \
- typecheck(atomic_t *, count); \
+#define __mutex_fastpath_unlock(count, fail_fn) \
+do { \
+ unsigned int dummy; \
+ \
+ typecheck(atomic_t *, count); \
typecheck_fn(void (*)(atomic_t *), fail_fn); \
- \
- __asm__ __volatile__( \
- LOCK_PREFIX " incl (%%eax) \n" \
- " jg 1f \n" \
- " call "#fail_fn" \n" \
- "1: \n" \
- \
- :"=a" (dummy) \
- : "a" (count) \
- : "memory", "ecx", "edx"); \
+ \
+ asm volatile(LOCK_PREFIX " incl (%%eax)\n" \
+ " jg 1f\n" \
+ " call " #fail_fn "\n" \
+ "1:\n" \
+ : "=a" (dummy) \
+ : "a" (count) \
+ : "memory", "ecx", "edx"); \
} while (0)
#define __mutex_slowpath_needs_to_unlock() 1
@@ -104,8 +100,8 @@ do { \
* Additionally, if the value was < 0 originally, this function must not leave
* it to 0 on failure.
*/
-static inline int
-__mutex_fastpath_trylock(atomic_t *count, int (*fail_fn)(atomic_t *))
+static inline int __mutex_fastpath_trylock(atomic_t *count,
+ int (*fail_fn)(atomic_t *))
{
/*
* We have two variants here. The cmpxchg based one is the best one
--
1.5.4.rc2
--
