4 #include <asm-generic/bitops/fls.h>
5 #include <asm-generic/bitops/__fls.h>
6 #include <asm-generic/bitops/fls64.h>
7 #include <asm-generic/bitops/__ffs.h>
16 	int	mask;  in set_bit()  local
18 	unsigned long flags;  in set_bit()  local
21 	mask = 1 << (nr & 0x1f);  in set_bit()
22 	local_irq_save(flags);  in set_bit()
23 	*a |= mask;  in set_bit()
24 	local_irq_restore(flags);  in set_bit()
34 	int	mask;  in clear_bit()  local
36 	unsigned long flags;  in clear_bit()  local
39 	mask = 1 << (nr & 0x1f);  in clear_bit()
40 	local_irq_save(flags);  in clear_bit()
41 	*a &= ~mask;  in clear_bit()
42 	local_irq_restore(flags);  in clear_bit()
47 	int	mask;  in change_bit()  local
49 	unsigned long flags;  in change_bit()  local
52 	mask = 1 << (nr & 0x1f);  in change_bit()
53 	local_irq_save(flags);  in change_bit()
54 	*a ^= mask;  in change_bit()
55 	local_irq_restore(flags);  in change_bit()
60 	int	mask, retval;  in test_and_set_bit()  local
62 	unsigned long flags;  in test_and_set_bit()  local
65 	mask = 1 << (nr & 0x1f);  in test_and_set_bit()
66 	local_irq_save(flags);  in test_and_set_bit()
67 	retval = (mask & *a) != 0;  in test_and_set_bit()
68 	*a |= mask;  in test_and_set_bit()
69 	local_irq_restore(flags);  in test_and_set_bit()
76 	int	mask, retval;  in test_and_clear_bit()  local
78 	unsigned long flags;  in test_and_clear_bit()  local
81 	mask = 1 << (nr & 0x1f);  in test_and_clear_bit()
82 	local_irq_save(flags);  in test_and_clear_bit()
83 	retval = (mask & *a) != 0;  in test_and_clear_bit()
84 	*a &= ~mask;  in test_and_clear_bit()
85 	local_irq_restore(flags);  in test_and_clear_bit()
92 	int	mask, retval;  in test_and_change_bit()  local
94 	unsigned long flags;  in test_and_change_bit()  local
97 	mask = 1 << (nr & 0x1f);  in test_and_change_bit()
98 	local_irq_save(flags);  in test_and_change_bit()
99 	retval = (mask & *a) != 0;  in test_and_change_bit()
100 	*a ^= mask;  in test_and_change_bit()
101 	local_irq_restore(flags);  in test_and_change_bit()
121  * ffs - find first bit in word.