Lines Matching refs:mask
116 unsigned long mask = (1UL << left) - 1; in __bitmap_shift_right() local
129 upper &= mask; in __bitmap_shift_right()
133 lower &= mask; in __bitmap_shift_right()
138 dst[k] &= mask; in __bitmap_shift_right()
1065 unsigned long mask; /* bitmask for one long of region */ in __reg_op() local
1083 mask = (1UL << (nbitsinlong - 1)); in __reg_op()
1084 mask += mask - 1; in __reg_op()
1085 mask <<= offset; in __reg_op()
1090 if (bitmap[index + i] & mask) in __reg_op()
1098 bitmap[index + i] |= mask; in __reg_op()
1103 bitmap[index + i] &= ~mask; in __reg_op()