include/asm-x86/mutex_64.h: checkpatch cleanups - formatting only
Signed-off-by: Joe Perches <joe@perches.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
parent
b2347fad51
commit
2c4e883041
|
@ -23,12 +23,10 @@ do { \
|
|||
typecheck(atomic_t *, v); \
|
||||
typecheck_fn(void (*)(atomic_t *), fail_fn); \
|
||||
\
|
||||
__asm__ __volatile__( \
|
||||
LOCK_PREFIX " decl (%%rdi) \n" \
|
||||
asm volatile(LOCK_PREFIX " decl (%%rdi)\n" \
|
||||
" jns 1f \n" \
|
||||
" call " #fail_fn "\n" \
|
||||
"1:" \
|
||||
\
|
||||
: "=D" (dummy) \
|
||||
: "D" (v) \
|
||||
: "rax", "rsi", "rdx", "rcx", \
|
||||
|
@ -45,8 +43,7 @@ do { \
|
|||
* it 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,
|
||||
static inline int __mutex_fastpath_lock_retval(atomic_t *count,
|
||||
int (*fail_fn)(atomic_t *))
|
||||
{
|
||||
if (unlikely(atomic_dec_return(count) < 0))
|
||||
|
@ -69,12 +66,10 @@ do { \
|
|||
typecheck(atomic_t *, v); \
|
||||
typecheck_fn(void (*)(atomic_t *), fail_fn); \
|
||||
\
|
||||
__asm__ __volatile__( \
|
||||
LOCK_PREFIX " incl (%%rdi) \n" \
|
||||
asm volatile(LOCK_PREFIX " incl (%%rdi)\n" \
|
||||
" jg 1f\n" \
|
||||
" call " #fail_fn "\n" \
|
||||
"1:" \
|
||||
\
|
||||
: "=D" (dummy) \
|
||||
: "D" (v) \
|
||||
: "rax", "rsi", "rdx", "rcx", \
|
||||
|
@ -93,8 +88,8 @@ do { \
|
|||
* if it wasn't 1 originally. [the fallback function is never used on
|
||||
* x86_64, because all x86_64 CPUs have a CMPXCHG instruction.]
|
||||
*/
|
||||
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 *))
|
||||
{
|
||||
if (likely(atomic_cmpxchg(count, 1, 0) == 1))
|
||||
return 1;
|
||||
|
|
Loading…
Reference in New Issue