1 #include <linux/bitmap.h>
3 void __bitmap_set(unsigned long *map, unsigned int start, int len)
5 unsigned long *p = map + BIT_WORD(start);
6 const unsigned int size = start + len;
7 int bits_to_set = BITS_PER_LONG - (start % BITS_PER_LONG);
8 unsigned long mask_to_set = BITMAP_FIRST_WORD_MASK(start);
10 while (len - bits_to_set >= 0) {
13 bits_to_set = BITS_PER_LONG;
18 mask_to_set &= BITMAP_LAST_WORD_MASK(size);
23 void __bitmap_clear(unsigned long *map, unsigned int start, int len)
25 unsigned long *p = map + BIT_WORD(start);
26 const unsigned int size = start + len;
27 int bits_to_clear = BITS_PER_LONG - (start % BITS_PER_LONG);
28 unsigned long mask_to_clear = BITMAP_FIRST_WORD_MASK(start);
30 while (len - bits_to_clear >= 0) {
33 bits_to_clear = BITS_PER_LONG;
38 mask_to_clear &= BITMAP_LAST_WORD_MASK(size);