507 		    struct prealloc *structs,  in get_cell()  argument
514 	cell_prealloc = prealloc_get_cell(structs);  in get_cell()
519 		prealloc_put_cell(structs, cell_prealloc);  in get_cell()
1250 static void promote(struct cache *cache, struct prealloc *structs,  in promote()  argument
1254 	struct dm_cache_migration *mg = prealloc_get_migration(structs);  in promote()
1274 static void writeback(struct cache *cache, struct prealloc *structs,  in writeback()  argument
1278 	struct dm_cache_migration *mg = prealloc_get_migration(structs);  in writeback()
1298 static void demote_then_promote(struct cache *cache, struct prealloc *structs,  in demote_then_promote()  argument
1304 	struct dm_cache_migration *mg = prealloc_get_migration(structs);  in demote_then_promote()
1329 static void invalidate(struct cache *cache, struct prealloc *structs,  in invalidate()  argument
1333 	struct dm_cache_migration *mg = prealloc_get_migration(structs);  in invalidate()
1353 static void discard(struct cache *cache, struct prealloc *structs,  in discard()  argument
1356 	struct dm_cache_migration *mg = prealloc_get_migration(structs);  in discard()
1406 static void process_discard_bio(struct cache *cache, struct prealloc *structs,  in process_discard_bio()  argument
1419 	cell_prealloc = prealloc_get_cell(structs);  in process_discard_bio()
1422 			     structs, &new_ocell);  in process_discard_bio()
1426 	discard(cache, structs, new_ocell);  in process_discard_bio()
1453 	struct prealloc *structs;  member
1467 	struct dm_bio_prison_cell *cell_prealloc = prealloc_get_cell(l->structs);  in cell_locker()
1471 			  l->structs, &l->cell);  in cell_locker()
1474 static void process_bio(struct cache *cache, struct prealloc *structs,  in process_bio()  argument
1489 	cell_prealloc = prealloc_get_cell(structs);  in process_bio()
1492 		       structs, &new_ocell);  in process_bio()
1501 	ool.structs = structs;  in process_bio()
1523 				invalidate(cache, structs, block, lookup_result.cblock, new_ocell);  in process_bio()
1556 		promote(cache, structs, block, lookup_result.cblock, new_ocell);  in process_bio()
1563 		demote_then_promote(cache, structs, lookup_result.old_oblock,  in process_bio()
1605 	struct prealloc structs;  in process_deferred_bios()  local
1607 	memset(&structs, 0, sizeof(structs));  in process_deferred_bios()
1621 		if (prealloc_data_structs(cache, &structs)) {  in process_deferred_bios()
1633 			process_discard_bio(cache, &structs, bio);  in process_deferred_bios()
1635 			process_bio(cache, &structs, bio);  in process_deferred_bios()
1638 	prealloc_free_structs(cache, &structs);  in process_deferred_bios()
1686 	struct prealloc structs;  in writeback_some_dirty_blocks()  local
1689 	memset(&structs, 0, sizeof(structs));  in writeback_some_dirty_blocks()
1692 		if (prealloc_data_structs(cache, &structs))  in writeback_some_dirty_blocks()
1699 		r = get_cell(cache, oblock, &structs, &old_ocell);  in writeback_some_dirty_blocks()
1705 		writeback(cache, &structs, oblock, cblock, old_ocell);  in writeback_some_dirty_blocks()
1708 	prealloc_free_structs(cache, &structs);  in writeback_some_dirty_blocks()