提交 69cde651 编写于 作者: J Joe Perches 提交者: Ingo Molnar

include/asm-x86/local.h: checkpatch cleanups - formatting only

Signed-off-by: NJoe Perches <joe@perches.com>
Signed-off-by: NIngo Molnar <mingo@elte.hu>
上级 fb444c7b
...@@ -18,32 +18,28 @@ typedef struct { ...@@ -18,32 +18,28 @@ typedef struct {
static inline void local_inc(local_t *l) static inline void local_inc(local_t *l)
{ {
__asm__ __volatile__( asm volatile(_ASM_INC "%0"
_ASM_INC "%0" : "+m" (l->a.counter));
:"+m" (l->a.counter));
} }
static inline void local_dec(local_t *l) static inline void local_dec(local_t *l)
{ {
__asm__ __volatile__( asm volatile(_ASM_DEC "%0"
_ASM_DEC "%0" : "+m" (l->a.counter));
:"+m" (l->a.counter));
} }
static inline void local_add(long i, local_t *l) static inline void local_add(long i, local_t *l)
{ {
__asm__ __volatile__( asm volatile(_ASM_ADD "%1,%0"
_ASM_ADD "%1,%0" : "+m" (l->a.counter)
:"+m" (l->a.counter) : "ir" (i));
:"ir" (i));
} }
static inline void local_sub(long i, local_t *l) static inline void local_sub(long i, local_t *l)
{ {
__asm__ __volatile__( asm volatile(_ASM_SUB "%1,%0"
_ASM_SUB "%1,%0" : "+m" (l->a.counter)
:"+m" (l->a.counter) : "ir" (i));
:"ir" (i));
} }
/** /**
...@@ -59,10 +55,9 @@ static inline int local_sub_and_test(long i, local_t *l) ...@@ -59,10 +55,9 @@ static inline int local_sub_and_test(long i, local_t *l)
{ {
unsigned char c; unsigned char c;
__asm__ __volatile__( asm volatile(_ASM_SUB "%2,%0; sete %1"
_ASM_SUB "%2,%0; sete %1" : "+m" (l->a.counter), "=qm" (c)
:"+m" (l->a.counter), "=qm" (c) : "ir" (i) : "memory");
:"ir" (i) : "memory");
return c; return c;
} }
...@@ -78,10 +73,9 @@ static inline int local_dec_and_test(local_t *l) ...@@ -78,10 +73,9 @@ static inline int local_dec_and_test(local_t *l)
{ {
unsigned char c; unsigned char c;
__asm__ __volatile__( asm volatile(_ASM_DEC "%0; sete %1"
_ASM_DEC "%0; sete %1" : "+m" (l->a.counter), "=qm" (c)
:"+m" (l->a.counter), "=qm" (c) : : "memory");
: : "memory");
return c != 0; return c != 0;
} }
...@@ -97,10 +91,9 @@ static inline int local_inc_and_test(local_t *l) ...@@ -97,10 +91,9 @@ static inline int local_inc_and_test(local_t *l)
{ {
unsigned char c; unsigned char c;
__asm__ __volatile__( asm volatile(_ASM_INC "%0; sete %1"
_ASM_INC "%0; sete %1" : "+m" (l->a.counter), "=qm" (c)
:"+m" (l->a.counter), "=qm" (c) : : "memory");
: : "memory");
return c != 0; return c != 0;
} }
...@@ -117,10 +110,9 @@ static inline int local_add_negative(long i, local_t *l) ...@@ -117,10 +110,9 @@ static inline int local_add_negative(long i, local_t *l)
{ {
unsigned char c; unsigned char c;
__asm__ __volatile__( asm volatile(_ASM_ADD "%2,%0; sets %1"
_ASM_ADD "%2,%0; sets %1" : "+m" (l->a.counter), "=qm" (c)
:"+m" (l->a.counter), "=qm" (c) : "ir" (i) : "memory");
:"ir" (i) : "memory");
return c; return c;
} }
...@@ -141,10 +133,9 @@ static inline long local_add_return(long i, local_t *l) ...@@ -141,10 +133,9 @@ static inline long local_add_return(long i, local_t *l)
#endif #endif
/* Modern 486+ processor */ /* Modern 486+ processor */
__i = i; __i = i;
__asm__ __volatile__( asm volatile(_ASM_XADD "%0, %1;"
_ASM_XADD "%0, %1;" : "+r" (i), "+m" (l->a.counter)
:"+r" (i), "+m" (l->a.counter) : : "memory");
: : "memory");
return i + __i; return i + __i;
#ifdef CONFIG_M386 #ifdef CONFIG_M386
...@@ -182,11 +173,11 @@ static inline long local_sub_return(long i, local_t *l) ...@@ -182,11 +173,11 @@ static inline long local_sub_return(long i, local_t *l)
#define local_add_unless(l, a, u) \ #define local_add_unless(l, a, u) \
({ \ ({ \
long c, old; \ long c, old; \
c = local_read(l); \ c = local_read((l)); \
for (;;) { \ for (;;) { \
if (unlikely(c == (u))) \ if (unlikely(c == (u))) \
break; \ break; \
old = local_cmpxchg((l), c, c + (a)); \ old = local_cmpxchg((l), c, c + (a)); \
if (likely(old == c)) \ if (likely(old == c)) \
break; \ break; \
c = old; \ c = old; \
...@@ -214,26 +205,30 @@ static inline long local_sub_return(long i, local_t *l) ...@@ -214,26 +205,30 @@ static inline long local_sub_return(long i, local_t *l)
/* Need to disable preemption for the cpu local counters otherwise we could /* Need to disable preemption for the cpu local counters otherwise we could
still access a variable of a previous CPU in a non atomic way. */ still access a variable of a previous CPU in a non atomic way. */
#define cpu_local_wrap_v(l) \ #define cpu_local_wrap_v(l) \
({ local_t res__; \ ({ \
preempt_disable(); \ local_t res__; \
res__ = (l); \ preempt_disable(); \
preempt_enable(); \ res__ = (l); \
res__; }) preempt_enable(); \
res__; \
})
#define cpu_local_wrap(l) \ #define cpu_local_wrap(l) \
({ preempt_disable(); \ ({ \
l; \ preempt_disable(); \
preempt_enable(); }) \ (l); \
preempt_enable(); \
#define cpu_local_read(l) cpu_local_wrap_v(local_read(&__get_cpu_var(l))) }) \
#define cpu_local_set(l, i) cpu_local_wrap(local_set(&__get_cpu_var(l), (i)))
#define cpu_local_inc(l) cpu_local_wrap(local_inc(&__get_cpu_var(l))) #define cpu_local_read(l) cpu_local_wrap_v(local_read(&__get_cpu_var((l))))
#define cpu_local_dec(l) cpu_local_wrap(local_dec(&__get_cpu_var(l))) #define cpu_local_set(l, i) cpu_local_wrap(local_set(&__get_cpu_var((l)), (i)))
#define cpu_local_add(i, l) cpu_local_wrap(local_add((i), &__get_cpu_var(l))) #define cpu_local_inc(l) cpu_local_wrap(local_inc(&__get_cpu_var((l))))
#define cpu_local_sub(i, l) cpu_local_wrap(local_sub((i), &__get_cpu_var(l))) #define cpu_local_dec(l) cpu_local_wrap(local_dec(&__get_cpu_var((l))))
#define cpu_local_add(i, l) cpu_local_wrap(local_add((i), &__get_cpu_var((l))))
#define __cpu_local_inc(l) cpu_local_inc(l) #define cpu_local_sub(i, l) cpu_local_wrap(local_sub((i), &__get_cpu_var((l))))
#define __cpu_local_dec(l) cpu_local_dec(l)
#define __cpu_local_inc(l) cpu_local_inc((l))
#define __cpu_local_dec(l) cpu_local_dec((l))
#define __cpu_local_add(i, l) cpu_local_add((i), (l)) #define __cpu_local_add(i, l) cpu_local_add((i), (l))
#define __cpu_local_sub(i, l) cpu_local_sub((i), (l)) #define __cpu_local_sub(i, l) cpu_local_sub((i), (l))
......
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