GIF89a;
Direktori : /lib/modules/3.10.0-957.21.3.el7.centos.plus.x86_64/source/include/asm-generic/bitops/ |
Current File : //lib/modules/3.10.0-957.21.3.el7.centos.plus.x86_64/source/include/asm-generic/bitops/ext2-atomic.h |
#ifndef _ASM_GENERIC_BITOPS_EXT2_ATOMIC_H_ #define _ASM_GENERIC_BITOPS_EXT2_ATOMIC_H_ /* * Spinlock based version of ext2 atomic bitops */ #define ext2_set_bit_atomic(lock, nr, addr) \ ({ \ int ret; \ spin_lock(lock); \ ret = __test_and_set_bit_le(nr, addr); \ spin_unlock(lock); \ ret; \ }) #define ext2_clear_bit_atomic(lock, nr, addr) \ ({ \ int ret; \ spin_lock(lock); \ ret = __test_and_clear_bit_le(nr, addr); \ spin_unlock(lock); \ ret; \ }) #endif /* _ASM_GENERIC_BITOPS_EXT2_ATOMIC_H_ */