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https://github.com/torvalds/linux
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Tip revision: 76be97c1fc945db08aae1f1b746012662d643e97 authored by Linus Torvalds on 23 August 2010, 00:43:29 UTC
Linux 2.6.36-rc2
Tip revision: 76be97c
ext2-atomic.h
#ifndef _ASM_GENERIC_BITOPS_EXT2_ATOMIC_H_
#define _ASM_GENERIC_BITOPS_EXT2_ATOMIC_H_

#define ext2_set_bit_atomic(lock, nr, addr)		\
	({						\
		int ret;				\
		spin_lock(lock);			\
		ret = ext2_set_bit((nr), (unsigned long *)(addr)); \
		spin_unlock(lock);			\
		ret;					\
	})

#define ext2_clear_bit_atomic(lock, nr, addr)		\
	({						\
		int ret;				\
		spin_lock(lock);			\
		ret = ext2_clear_bit((nr), (unsigned long *)(addr)); \
		spin_unlock(lock);			\
		ret;					\
	})

#endif /* _ASM_GENERIC_BITOPS_EXT2_ATOMIC_H_ */
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