60 	u64 old, new, actual;  in bmp_test_and_clear_bit()  local
63 		old = bmp->bits[idx];  in bmp_test_and_clear_bit()
65 		if (!(old & val))  in bmp_test_and_clear_bit()
68 		new = old & ~val;  in bmp_test_and_clear_bit()
69 		actual = cmpxchg(&bmp->bits[idx], old, new);  in bmp_test_and_clear_bit()
71 		if (actual == old)  in bmp_test_and_clear_bit()
84 	u64 old, new, actual;  in bmp_test_and_set_bit()  local
87 		old = bmp->bits[idx];  in bmp_test_and_set_bit()
89 		if ((old & val))  in bmp_test_and_set_bit()
92 		new = old | val;  in bmp_test_and_set_bit()
93 		actual = cmpxchg(&bmp->bits[idx], old, new);  in bmp_test_and_set_bit()
95 		if (actual == old)  in bmp_test_and_set_bit()
108 	u64 old, new, actual;  in bmp_clear_bit()  local
111 		old = bmp->bits[idx];  in bmp_clear_bit()
112 		new = old & ~val;  in bmp_clear_bit()
113 		actual = cmpxchg(&bmp->bits[idx], old, new);  in bmp_clear_bit()
115 	} while (actual != old && can_loop);  in bmp_clear_bit()
123 	u64 old, new, actual;  in bmp_set_bit()  local
126 		old = bmp->bits[idx];  in bmp_set_bit()
127 		new = old | val;  in bmp_set_bit()
128 		actual = cmpxchg(&bmp->bits[idx], old, new);  in bmp_set_bit()
130 	} while (actual != old && can_loop);  in bmp_set_bit()