335 static void __bm_unmap(unsigned long *p_addr)  in __bm_unmap()  argument
337 	kunmap_atomic(p_addr);  in __bm_unmap()
340 static void bm_unmap(unsigned long *p_addr)  in bm_unmap()  argument
342 	return __bm_unmap(p_addr);  in bm_unmap()
499 	unsigned long *p_addr, *bm;  in bm_clear_surplus()  local
511 	p_addr = bm_map_pidx(b, b->bm_number_of_pages - 1);  in bm_clear_surplus()
512 	bm = p_addr + (tmp/BITS_PER_LONG);  in bm_clear_surplus()
523 	if (BITS_PER_LONG == 32 && ((bm - p_addr) & 1) == 1) {  in bm_clear_surplus()
529 	bm_unmap(p_addr);  in bm_clear_surplus()
536 	unsigned long *p_addr, *bm;  in bm_set_surplus()  local
547 	p_addr = bm_map_pidx(b, b->bm_number_of_pages - 1);  in bm_set_surplus()
548 	bm = p_addr + (tmp/BITS_PER_LONG);  in bm_set_surplus()
558 	if (BITS_PER_LONG == 32 && ((bm - p_addr) & 1) == 1) {  in bm_set_surplus()
563 	bm_unmap(p_addr);  in bm_set_surplus()
570 	unsigned long *p_addr;  in bm_count_bits()  local
577 		p_addr = __bm_map_pidx(b, idx);  in bm_count_bits()
578 		bits += bitmap_weight(p_addr, BITS_PER_PAGE);  in bm_count_bits()
579 		__bm_unmap(p_addr);  in bm_count_bits()
584 	p_addr = __bm_map_pidx(b, idx);  in bm_count_bits()
585 	bits += bitmap_weight(p_addr, last_word * BITS_PER_LONG);  in bm_count_bits()
586 	p_addr[last_word] &= cpu_to_lel(mask);  in bm_count_bits()
587 	bits += hweight_long(p_addr[last_word]);  in bm_count_bits()
590 		p_addr[last_word+1] = 0;  in bm_count_bits()
591 	__bm_unmap(p_addr);  in bm_count_bits()
598 	unsigned long *p_addr, *bm;  in bm_memset()  local
612 		p_addr = bm_map_pidx(b, idx);  in bm_memset()
613 		bm = p_addr + MLPP(offset);  in bm_memset()
614 		if (bm+do_now > p_addr + LWPP) {  in bm_memset()
616 			       p_addr, bm, (int)do_now);  in bm_memset()
619 		bm_unmap(p_addr);  in bm_memset()
826 	unsigned long *p_addr, *bm;  in drbd_bm_merge_lel()  local
846 		p_addr = bm_map_pidx(b, idx);  in drbd_bm_merge_lel()
847 		bm = p_addr + MLPP(offset);  in drbd_bm_merge_lel()
855 		bm_unmap(p_addr);  in drbd_bm_merge_lel()
875 	unsigned long *p_addr, *bm;  in drbd_bm_get_lel()  local
896 			p_addr = bm_map_pidx(b, bm_word_to_page_idx(b, offset));  in drbd_bm_get_lel()
897 			bm = p_addr + MLPP(offset);  in drbd_bm_get_lel()
901 			bm_unmap(p_addr);  in drbd_bm_get_lel()
1272 	unsigned long *p_addr;  in __bm_find_next()  local
1284 			p_addr = __bm_map_pidx(b, bm_bit_to_page_idx(b, bm_fo));  in __bm_find_next()
1287 				i = find_next_zero_bit_le(p_addr,  in __bm_find_next()
1290 				i = find_next_bit_le(p_addr,  in __bm_find_next()
1293 			__bm_unmap(p_addr);  in __bm_find_next()
1366 	unsigned long *p_addr = NULL;  in __bm_change_bits_to()  local
1380 			if (p_addr)  in __bm_change_bits_to()
1381 				__bm_unmap(p_addr);  in __bm_change_bits_to()
1388 			p_addr = __bm_map_pidx(b, page_nr);  in __bm_change_bits_to()
1392 			c += (0 == __test_and_set_bit_le(bitnr & BITS_PER_PAGE_MASK, p_addr));  in __bm_change_bits_to()
1394 			c -= (0 != __test_and_clear_bit_le(bitnr & BITS_PER_PAGE_MASK, p_addr));  in __bm_change_bits_to()
1396 	if (p_addr)  in __bm_change_bits_to()
1397 		__bm_unmap(p_addr);  in __bm_change_bits_to()
1561 	unsigned long *p_addr;  in drbd_bm_test_bit()  local
1573 		p_addr = bm_map_pidx(b, bm_bit_to_page_idx(b, bitnr));  in drbd_bm_test_bit()
1574 		i = test_bit_le(bitnr & BITS_PER_PAGE_MASK, p_addr) ? 1 : 0;  in drbd_bm_test_bit()
1575 		bm_unmap(p_addr);  in drbd_bm_test_bit()
1592 	unsigned long *p_addr = NULL;  in drbd_bm_count_bits()  local
1613 			if (p_addr)  in drbd_bm_count_bits()
1614 				bm_unmap(p_addr);  in drbd_bm_count_bits()
1615 			p_addr = bm_map_pidx(b, idx);  in drbd_bm_count_bits()
1618 			c += (0 != test_bit_le(bitnr - (page_nr << (PAGE_SHIFT+3)), p_addr));  in drbd_bm_count_bits()
1622 	if (p_addr)  in drbd_bm_count_bits()
1623 		bm_unmap(p_addr);  in drbd_bm_count_bits()
1648 	unsigned long *p_addr, *bm;  in drbd_bm_e_weight()  local
1664 		p_addr = bm_map_pidx(b, bm_word_to_page_idx(b, s));  in drbd_bm_e_weight()
1665 		bm = p_addr + MLPP(s);  in drbd_bm_e_weight()
1667 		bm_unmap(p_addr);  in drbd_bm_e_weight()