Lines Matching refs:bitmap
237 int __bitmap_weight(const unsigned long *bitmap, unsigned int bits) in __bitmap_weight() argument
243 w += hweight_long(bitmap[k]); in __bitmap_weight()
246 w += hweight_long(bitmap[k] & BITMAP_LAST_WORD_MASK(bits)); in __bitmap_weight()
936 static int __reg_op(unsigned long *bitmap, unsigned int pos, int order, int reg_op) in __reg_op() argument
968 if (bitmap[index + i] & mask) in __reg_op()
976 bitmap[index + i] |= mask; in __reg_op()
981 bitmap[index + i] &= ~mask; in __reg_op()
1002 int bitmap_find_free_region(unsigned long *bitmap, unsigned int bits, int order) in bitmap_find_free_region() argument
1007 if (!__reg_op(bitmap, pos, order, REG_OP_ISFREE)) in bitmap_find_free_region()
1009 __reg_op(bitmap, pos, order, REG_OP_ALLOC); in bitmap_find_free_region()
1027 void bitmap_release_region(unsigned long *bitmap, unsigned int pos, int order) in bitmap_release_region() argument
1029 __reg_op(bitmap, pos, order, REG_OP_RELEASE); in bitmap_release_region()
1044 int bitmap_allocate_region(unsigned long *bitmap, unsigned int pos, int order) in bitmap_allocate_region() argument
1046 if (!__reg_op(bitmap, pos, order, REG_OP_ISFREE)) in bitmap_allocate_region()
1048 return __reg_op(bitmap, pos, order, REG_OP_ALLOC); in bitmap_allocate_region()