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27 lines
600 B
27 lines
600 B
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef _ASM_GENERIC_BITOPS_EXT2_ATOMIC_H_ |
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#define _ASM_GENERIC_BITOPS_EXT2_ATOMIC_H_ |
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/* |
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* Spinlock based version of ext2 atomic bitops |
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*/ |
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#define ext2_set_bit_atomic(lock, nr, addr) \ |
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({ \ |
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int ret; \ |
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spin_lock(lock); \ |
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ret = __test_and_set_bit_le(nr, addr); \ |
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spin_unlock(lock); \ |
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ret; \ |
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}) |
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#define ext2_clear_bit_atomic(lock, nr, addr) \ |
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({ \ |
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int ret; \ |
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spin_lock(lock); \ |
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ret = __test_and_clear_bit_le(nr, addr); \ |
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spin_unlock(lock); \ |
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ret; \ |
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}) |
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#endif /* _ASM_GENERIC_BITOPS_EXT2_ATOMIC_H_ */
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