Lines Matching refs:mask
114 unsigned long mask = (1UL << left) - 1; in __bitmap_shift_right() local
127 upper &= mask; in __bitmap_shift_right()
131 lower &= mask; in __bitmap_shift_right()
134 dst[k] &= mask; in __bitmap_shift_right()
890 unsigned long mask; /* bitmask for one long of region */ in __reg_op() local
908 mask = (1UL << (nbitsinlong - 1)); in __reg_op()
909 mask += mask - 1; in __reg_op()
910 mask <<= offset; in __reg_op()
915 if (bitmap[index + i] & mask) in __reg_op()
923 bitmap[index + i] |= mask; in __reg_op()
928 bitmap[index + i] &= ~mask; in __reg_op()