1 #ifndef _TOOLS_LINUX_ASM_GENERIC_BITOPS_ATOMIC_H_
2 #define _TOOLS_LINUX_ASM_GENERIC_BITOPS_ATOMIC_H_
3 
4 #include <asm/types.h>
5 
6 static inline void set_bit(int nr, unsigned long *addr)
7 {
8 	addr[nr / __BITS_PER_LONG] |= 1UL << (nr % __BITS_PER_LONG);
9 }
10 
11 static inline void clear_bit(int nr, unsigned long *addr)
12 {
13 	addr[nr / __BITS_PER_LONG] &= ~(1UL << (nr % __BITS_PER_LONG));
14 }
15 
16 static __always_inline int test_bit(unsigned int nr, const unsigned long *addr)
17 {
18 	return ((1UL << (nr % __BITS_PER_LONG)) &
19 		(((unsigned long *)addr)[nr / __BITS_PER_LONG])) != 0;
20 }
21 
22 #endif /* _TOOLS_LINUX_ASM_GENERIC_BITOPS_ATOMIC_H_ */
23