diff options
Diffstat (limited to 'include/asm-arm/atomic.h')
-rw-r--r-- | include/asm-arm/atomic.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/include/asm-arm/atomic.h b/include/asm-arm/atomic.h index 75b8027..d586f65 100644 --- a/include/asm-arm/atomic.h +++ b/include/asm-arm/atomic.h @@ -12,6 +12,7 @@ #define __ASM_ARM_ATOMIC_H #include <linux/config.h> +#include <linux/compiler.h> typedef struct { volatile int counter; } atomic_t; @@ -82,11 +83,12 @@ static inline int atomic_sub_return(int i, atomic_t *v) static inline int atomic_cmpxchg(atomic_t *ptr, int old, int new) { - u32 oldval, res; + unsigned long oldval, res; do { __asm__ __volatile__("@ atomic_cmpxchg\n" "ldrex %1, [%2]\n" + "mov %0, #0\n" "teq %1, %3\n" "strexeq %0, %4, [%2]\n" : "=&r" (res), "=&r" (oldval) |