304 static unsigned int bm_bit_to_page_idx(struct drbd_bitmap *b, u64 bitnr)  in bm_bit_to_page_idx()  argument
307 	unsigned int page_nr = bitnr >> (PAGE_SHIFT + 3);  in bm_bit_to_page_idx()
1391 	unsigned long bitnr;  in __bm_change_bits_to()  local
1401 	for (bitnr = s; bitnr <= e; bitnr++) {  in __bm_change_bits_to()
1402 		unsigned int page_nr = bm_bit_to_page_idx(b, bitnr);  in __bm_change_bits_to()
1416 			c += (0 == __test_and_set_bit_le(bitnr & BITS_PER_PAGE_MASK, p_addr));  in __bm_change_bits_to()
1418 			c -= (0 != __test_and_clear_bit_le(bitnr & BITS_PER_PAGE_MASK, p_addr));  in __bm_change_bits_to()
1581 int drbd_bm_test_bit(struct drbd_device *device, const unsigned long bitnr)  in drbd_bm_test_bit()  argument
1596 	if (bitnr < b->bm_bits) {  in drbd_bm_test_bit()
1597 		p_addr = bm_map_pidx(b, bm_bit_to_page_idx(b, bitnr));  in drbd_bm_test_bit()
1598 		i = test_bit_le(bitnr & BITS_PER_PAGE_MASK, p_addr) ? 1 : 0;  in drbd_bm_test_bit()
1600 	} else if (bitnr == b->bm_bits) {  in drbd_bm_test_bit()
1603 		drbd_err(device, "bitnr=%lu > bm_bits=%lu\n", bitnr, b->bm_bits);  in drbd_bm_test_bit()
1617 	unsigned long bitnr;  in drbd_bm_count_bits()  local
1633 	for (bitnr = s; bitnr <= e; bitnr++) {  in drbd_bm_count_bits()
1634 		unsigned int idx = bm_bit_to_page_idx(b, bitnr);  in drbd_bm_count_bits()
1641 		if (expect(device, bitnr < b->bm_bits))  in drbd_bm_count_bits()
1642 			c += (0 != test_bit_le(bitnr - (page_nr << (PAGE_SHIFT+3)), p_addr));  in drbd_bm_count_bits()
1644 			drbd_err(device, "bitnr=%lu bm_bits=%lu\n", bitnr, b->bm_bits);  in drbd_bm_count_bits()