| Akinobu Mita | 765f34f | 2006-03-26 01:39:16 -0800 | [diff] [blame] | 1 | #ifndef _ASM_GENERIC_BITOPS_EXT2_ATOMIC_H_ | 
|  | 2 | #define _ASM_GENERIC_BITOPS_EXT2_ATOMIC_H_ | 
|  | 3 |  | 
|  | 4 | #define ext2_set_bit_atomic(lock, nr, addr)		\ | 
|  | 5 | ({						\ | 
|  | 6 | int ret;				\ | 
|  | 7 | spin_lock(lock);			\ | 
|  | 8 | ret = ext2_set_bit((nr), (unsigned long *)(addr)); \ | 
|  | 9 | spin_unlock(lock);			\ | 
|  | 10 | ret;					\ | 
|  | 11 | }) | 
|  | 12 |  | 
|  | 13 | #define ext2_clear_bit_atomic(lock, nr, addr)		\ | 
|  | 14 | ({						\ | 
|  | 15 | int ret;				\ | 
|  | 16 | spin_lock(lock);			\ | 
|  | 17 | ret = ext2_clear_bit((nr), (unsigned long *)(addr)); \ | 
|  | 18 | spin_unlock(lock);			\ | 
|  | 19 | ret;					\ | 
|  | 20 | }) | 
|  | 21 |  | 
|  | 22 | #endif /* _ASM_GENERIC_BITOPS_EXT2_ATOMIC_H_ */ |