diff options
| -rw-r--r-- | arch/arm/atomic.h | 4 | ||||
| -rw-r--r-- | arch/i386/atomic.h | 5 | ||||
| -rw-r--r-- | arch/microblaze/atomic.h | 4 | ||||
| -rw-r--r-- | arch/mips/atomic.h | 4 | ||||
| -rw-r--r-- | arch/or1k/atomic.h | 4 | ||||
| -rw-r--r-- | arch/powerpc/atomic.h | 4 | ||||
| -rw-r--r-- | arch/sh/atomic.h | 4 | ||||
| -rw-r--r-- | arch/x32/atomic.h | 5 | ||||
| -rw-r--r-- | arch/x86_64/atomic.h | 5 |
9 files changed, 33 insertions, 6 deletions
diff --git a/arch/arm/atomic.h b/arch/arm/atomic.h index 738f528c..8665c874 100644 --- a/arch/arm/atomic.h +++ b/arch/arm/atomic.h @@ -101,7 +101,9 @@ static inline void a_store(volatile int *p, int x) while (__k_cas(*p, x, p)); } -static inline void a_spin() +#define a_spin a_barrier + +static inline void a_barrier() { __k_cas(0, 0, &(int){0}); } diff --git a/arch/i386/atomic.h b/arch/i386/atomic.h index 8a2a1234..4fe7bded 100644 --- a/arch/i386/atomic.h +++ b/arch/i386/atomic.h @@ -96,6 +96,11 @@ static inline void a_spin() __asm__ __volatile__( "pause" : : : "memory" ); } +static inline void a_barrier() +{ + __asm__ __volatile__( "" : : : "memory" ); +} + static inline void a_crash() { __asm__ __volatile__( "hlt" : : : "memory" ); diff --git a/arch/microblaze/atomic.h b/arch/microblaze/atomic.h index abb79b53..93404b94 100644 --- a/arch/microblaze/atomic.h +++ b/arch/microblaze/atomic.h @@ -95,7 +95,9 @@ static inline void a_store(volatile int *p, int x) : "=m"(*p) : "r"(x) : "memory" ); } -static inline void a_spin() +#define a_spin a_barrier + +static inline void a_barrier() { a_cas(&(int){0}, 0, 0); } diff --git a/arch/mips/atomic.h b/arch/mips/atomic.h index cc5bf498..c82046a8 100644 --- a/arch/mips/atomic.h +++ b/arch/mips/atomic.h @@ -135,7 +135,9 @@ static inline void a_store(volatile int *p, int x) : "+m"(*p) : "r"(x) : "memory" ); } -static inline void a_spin() +#define a_spin a_barrier + +static inline void a_barrier() { a_cas(&(int){0}, 0, 0); } diff --git a/arch/or1k/atomic.h b/arch/or1k/atomic.h index f9e69815..640ff430 100644 --- a/arch/or1k/atomic.h +++ b/arch/or1k/atomic.h @@ -72,7 +72,9 @@ static inline void a_store(volatile int *p, int x) a_swap(p, x); } -static inline void a_spin() +#define a_spin a_barrier + +static inline void a_barrier() { a_cas(&(int){0}, 0, 0); } diff --git a/arch/powerpc/atomic.h b/arch/powerpc/atomic.h index 1c50361e..f706543a 100644 --- a/arch/powerpc/atomic.h +++ b/arch/powerpc/atomic.h @@ -78,7 +78,9 @@ static inline void a_store(volatile int *p, int x) : "=m"(*p) : "r"(x) : "memory" ); } -static inline void a_spin() +#define a_spin a_barrier + +static inline void a_barrier() { a_cas(&(int){0}, 0, 0); } diff --git a/arch/sh/atomic.h b/arch/sh/atomic.h index b95bbffc..a1d22e4a 100644 --- a/arch/sh/atomic.h +++ b/arch/sh/atomic.h @@ -51,7 +51,9 @@ static inline void a_dec(volatile int *x) a_fetch_add(x, -1); } -static inline void a_spin() +#define a_spin a_barrier + +static inline void a_barrier() { a_cas(&(int){0}, 0, 0); } diff --git a/arch/x32/atomic.h b/arch/x32/atomic.h index ae0a576c..333098c3 100644 --- a/arch/x32/atomic.h +++ b/arch/x32/atomic.h @@ -91,6 +91,11 @@ static inline void a_spin() __asm__ __volatile__( "pause" : : : "memory" ); } +static inline void a_barrier() +{ + __asm__ __volatile__( "" : : : "memory" ); +} + static inline void a_crash() { __asm__ __volatile__( "hlt" : : : "memory" ); diff --git a/arch/x86_64/atomic.h b/arch/x86_64/atomic.h index ae0a576c..333098c3 100644 --- a/arch/x86_64/atomic.h +++ b/arch/x86_64/atomic.h @@ -91,6 +91,11 @@ static inline void a_spin() __asm__ __volatile__( "pause" : : : "memory" ); } +static inline void a_barrier() +{ + __asm__ __volatile__( "" : : : "memory" ); +} + static inline void a_crash() { __asm__ __volatile__( "hlt" : : : "memory" ); |