95 	struct swap_extent *se;  in discard_swap()  local
98 	list_for_each_entry(se, &si->extent_list, list) {  in discard_swap()
99 		sector_t start_block = se->start_block << (PAGE_SHIFT - 9);  in discard_swap()
100 		sector_t nr_blocks = (sector_t)se->nr_pages << (PAGE_SHIFT - 9);  in discard_swap()
102 		if (se->start_page == 0) {  in discard_swap()
127 	struct swap_extent *se = si->curr_swap_extent;  in discard_swap_cluster()  local
133 		if (se->start_page <= start_page &&  in discard_swap_cluster()
134 		    start_page < se->start_page + se->nr_pages) {  in discard_swap_cluster()
135 			pgoff_t offset = start_page - se->start_page;  in discard_swap_cluster()
136 			sector_t start_block = se->start_block + offset;  in discard_swap_cluster()
137 			sector_t nr_blocks = se->nr_pages - offset;  in discard_swap_cluster()
145 				si->curr_swap_extent = se;  in discard_swap_cluster()
154 		lh = se->list.next;  in discard_swap_cluster()
157 		se = list_entry(lh, struct swap_extent, list);  in discard_swap_cluster()
644 			struct swap_extent *se;  in swap_type_of()  local
646 			se = list_entry(sis->extent_list.next,  in swap_type_of()
648 			if (se->start_block == offset) {  in swap_type_of()
1163 	struct swap_extent *se = sis->curr_swap_extent;  in map_swap_page()  local
1164 	struct swap_extent *start_se = se;  in map_swap_page()
1169 		if (se->start_page <= offset &&  in map_swap_page()
1170 				offset < (se->start_page + se->nr_pages)) {  in map_swap_page()
1171 			return se->start_block + (offset - se->start_page);  in map_swap_page()
1173 		lh = se->list.next;  in map_swap_page()
1176 		se = list_entry(lh, struct swap_extent, list);  in map_swap_page()
1177 		sis->curr_swap_extent = se;  in map_swap_page()
1178 		BUG_ON(se == start_se);		/* It *must* be present */  in map_swap_page()
1205 		struct swap_extent *se;  in destroy_swap_extents()  local
1207 		se = list_entry(sis->extent_list.next,  in destroy_swap_extents()
1209 		list_del(&se->list);  in destroy_swap_extents()
1210 		kfree(se);  in destroy_swap_extents()
1224 	struct swap_extent *se;  in add_swap_extent()  local
1230 		se = list_entry(lh, struct swap_extent, list);  in add_swap_extent()
1231 		BUG_ON(se->start_page + se->nr_pages != start_page);  in add_swap_extent()
1232 		if (se->start_block + se->nr_pages == start_block) {  in add_swap_extent()
1234 			se->nr_pages += nr_pages;  in add_swap_extent()
1242 	new_se = kmalloc(sizeof(*se), GFP_KERNEL);  in add_swap_extent()