320 static void __bm_unmap(unsigned long *p_addr)  in __bm_unmap()  argument
322 	kunmap_atomic(p_addr);  in __bm_unmap()
325 static void bm_unmap(unsigned long *p_addr)  in bm_unmap()  argument
327 	return __bm_unmap(p_addr);  in bm_unmap()
488 	unsigned long *p_addr, *bm;  in bm_clear_surplus()  local
500 	p_addr = bm_map_pidx(b, b->bm_number_of_pages - 1);  in bm_clear_surplus()
501 	bm = p_addr + (tmp/BITS_PER_LONG);  in bm_clear_surplus()
512 	if (BITS_PER_LONG == 32 && ((bm - p_addr) & 1) == 1) {  in bm_clear_surplus()
518 	bm_unmap(p_addr);  in bm_clear_surplus()
525 	unsigned long *p_addr, *bm;  in bm_set_surplus()  local
536 	p_addr = bm_map_pidx(b, b->bm_number_of_pages - 1);  in bm_set_surplus()
537 	bm = p_addr + (tmp/BITS_PER_LONG);  in bm_set_surplus()
547 	if (BITS_PER_LONG == 32 && ((bm - p_addr) & 1) == 1) {  in bm_set_surplus()
552 	bm_unmap(p_addr);  in bm_set_surplus()
559 	unsigned long *p_addr;  in bm_count_bits()  local
566 		p_addr = __bm_map_pidx(b, idx);  in bm_count_bits()
568 			bits += hweight_long(p_addr[i]);  in bm_count_bits()
569 		__bm_unmap(p_addr);  in bm_count_bits()
574 	p_addr = __bm_map_pidx(b, idx);  in bm_count_bits()
576 		bits += hweight_long(p_addr[i]);  in bm_count_bits()
577 	p_addr[last_word] &= cpu_to_lel(mask);  in bm_count_bits()
578 	bits += hweight_long(p_addr[last_word]);  in bm_count_bits()
581 		p_addr[last_word+1] = 0;  in bm_count_bits()
582 	__bm_unmap(p_addr);  in bm_count_bits()
589 	unsigned long *p_addr, *bm;  in bm_memset()  local
603 		p_addr = bm_map_pidx(b, idx);  in bm_memset()
604 		bm = p_addr + MLPP(offset);  in bm_memset()
605 		if (bm+do_now > p_addr + LWPP) {  in bm_memset()
607 			       p_addr, bm, (int)do_now);  in bm_memset()
610 		bm_unmap(p_addr);  in bm_memset()
819 	unsigned long *p_addr, *bm;  in drbd_bm_merge_lel()  local
839 		p_addr = bm_map_pidx(b, idx);  in drbd_bm_merge_lel()
840 		bm = p_addr + MLPP(offset);  in drbd_bm_merge_lel()
848 		bm_unmap(p_addr);  in drbd_bm_merge_lel()
868 	unsigned long *p_addr, *bm;  in drbd_bm_get_lel()  local
889 			p_addr = bm_map_pidx(b, bm_word_to_page_idx(b, offset));  in drbd_bm_get_lel()
890 			bm = p_addr + MLPP(offset);  in drbd_bm_get_lel()
894 			bm_unmap(p_addr);  in drbd_bm_get_lel()
1249 	unsigned long *p_addr;  in __bm_find_next()  local
1261 			p_addr = __bm_map_pidx(b, bm_bit_to_page_idx(b, bm_fo));  in __bm_find_next()
1264 				i = find_next_zero_bit_le(p_addr,  in __bm_find_next()
1267 				i = find_next_bit_le(p_addr,  in __bm_find_next()
1270 			__bm_unmap(p_addr);  in __bm_find_next()
1343 	unsigned long *p_addr = NULL;  in __bm_change_bits_to()  local
1357 			if (p_addr)  in __bm_change_bits_to()
1358 				__bm_unmap(p_addr);  in __bm_change_bits_to()
1365 			p_addr = __bm_map_pidx(b, page_nr);  in __bm_change_bits_to()
1369 			c += (0 == __test_and_set_bit_le(bitnr & BITS_PER_PAGE_MASK, p_addr));  in __bm_change_bits_to()
1371 			c -= (0 != __test_and_clear_bit_le(bitnr & BITS_PER_PAGE_MASK, p_addr));  in __bm_change_bits_to()
1373 	if (p_addr)  in __bm_change_bits_to()
1374 		__bm_unmap(p_addr);  in __bm_change_bits_to()
1535 	unsigned long *p_addr;  in drbd_bm_test_bit()  local
1547 		p_addr = bm_map_pidx(b, bm_bit_to_page_idx(b, bitnr));  in drbd_bm_test_bit()
1548 		i = test_bit_le(bitnr & BITS_PER_PAGE_MASK, p_addr) ? 1 : 0;  in drbd_bm_test_bit()
1549 		bm_unmap(p_addr);  in drbd_bm_test_bit()
1566 	unsigned long *p_addr = NULL;  in drbd_bm_count_bits()  local
1587 			if (p_addr)  in drbd_bm_count_bits()
1588 				bm_unmap(p_addr);  in drbd_bm_count_bits()
1589 			p_addr = bm_map_pidx(b, idx);  in drbd_bm_count_bits()
1592 			c += (0 != test_bit_le(bitnr - (page_nr << (PAGE_SHIFT+3)), p_addr));  in drbd_bm_count_bits()
1596 	if (p_addr)  in drbd_bm_count_bits()
1597 		bm_unmap(p_addr);  in drbd_bm_count_bits()
1622 	unsigned long *p_addr, *bm;  in drbd_bm_e_weight()  local
1638 		p_addr = bm_map_pidx(b, bm_word_to_page_idx(b, s));  in drbd_bm_e_weight()
1639 		bm = p_addr + MLPP(s);  in drbd_bm_e_weight()
1642 		bm_unmap(p_addr);  in drbd_bm_e_weight()