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편집 파일: ext2-atomic.h

/* SPDX-License-Identifier: GPL-2.0 */ #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_ */