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1 | /* SPDX-License-Identifier: GPL-2.0 */ |
---|---|
2 | #ifndef _ASM_GENERIC_BITOPS_EXT2_ATOMIC_H_ |
3 | #define _ASM_GENERIC_BITOPS_EXT2_ATOMIC_H_ |
4 | |
5 | /* |
6 | * Spinlock based version of ext2 atomic bitops |
7 | */ |
8 | |
9 | #define ext2_set_bit_atomic(lock, nr, addr) \ |
10 | ({ \ |
11 | int ret; \ |
12 | spin_lock(lock); \ |
13 | ret = __test_and_set_bit_le(nr, addr); \ |
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); \ |
22 | ret = __test_and_clear_bit_le(nr, addr); \ |
23 | spin_unlock(lock); \ |
24 | ret; \ |
25 | }) |
26 | |
27 | #endif /* _ASM_GENERIC_BITOPS_EXT2_ATOMIC_H_ */ |
28 |
Warning: This file is not a C or C++ file. It does not have highlighting.