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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
765f34fe AM |
2 | #ifndef _ASM_GENERIC_BITOPS_EXT2_ATOMIC_H_ |
3 | #define _ASM_GENERIC_BITOPS_EXT2_ATOMIC_H_ | |
4 | ||
148817ba AM |
5 | /* |
6 | * Spinlock based version of ext2 atomic bitops | |
7 | */ | |
8 | ||
765f34fe AM |
9 | #define ext2_set_bit_atomic(lock, nr, addr) \ |
10 | ({ \ | |
11 | int ret; \ | |
12 | spin_lock(lock); \ | |
c5653005 | 13 | ret = __test_and_set_bit_le(nr, addr); \ |
765f34fe AM |
14 | spin_unlock(lock); \ |
15 | ret; \ | |
16 | }) | |
17 | ||
18 | #define ext2_clear_bit_atomic(lock, nr, addr) \ | |
19 | ({ \ | |
20 | int ret; \ | |
21 | spin_lock(lock); \ | |
c5653005 | 22 | ret = __test_and_clear_bit_le(nr, addr); \ |
765f34fe AM |
23 | spin_unlock(lock); \ |
24 | ret; \ | |
25 | }) | |
26 | ||
27 | #endif /* _ASM_GENERIC_BITOPS_EXT2_ATOMIC_H_ */ |