740 struct async_chunk {  struct
754 	struct async_chunk chunks[];  argument
757 static noinline int add_async_extent(struct async_chunk *cow,  in add_async_extent()
871 	struct async_chunk *async_chunk =  in compress_file_range()  local
872 		container_of(work, struct async_chunk, work);  in compress_file_range()
873 	struct btrfs_inode *inode = async_chunk->inode;  in compress_file_range()
877 	u64 start = async_chunk->start;  in compress_file_range()
878 	u64 end = async_chunk->end;  in compress_file_range()
1031 	ret = add_async_extent(async_chunk, start, total_in, total_compressed, folios,  in compress_file_range()
1045 	ret = add_async_extent(async_chunk, start, end - start + 1, 0, NULL, 0,  in compress_file_range()
1104 static void submit_one_async_extent(struct async_chunk *async_chunk,  in submit_one_async_extent()  argument
1108 	struct btrfs_inode *inode = async_chunk->inode;  in submit_one_async_extent()
1122 	if (async_chunk->blkcg_css)  in submit_one_async_extent()
1123 		kthread_associate_blkcg(async_chunk->blkcg_css);  in submit_one_async_extent()
1129 	if (async_chunk->locked_folio) {  in submit_one_async_extent()
1130 		u64 locked_folio_start = folio_pos(async_chunk->locked_folio);  in submit_one_async_extent()
1132 			folio_size(async_chunk->locked_folio) - 1;  in submit_one_async_extent()
1135 			locked_folio = async_chunk->locked_folio;  in submit_one_async_extent()
1191 			    async_chunk->write_flags, true);  in submit_one_async_extent()
1194 	if (async_chunk->blkcg_css)  in submit_one_async_extent()
1211 	if (async_chunk->blkcg_css)  in submit_one_async_extent()
1567 	struct async_chunk *async_chunk = container_of(work, struct async_chunk,  in submit_compressed_extents()  local
1577 		btrfs_add_delayed_iput(async_chunk->inode);  in submit_compressed_extents()
1578 		if (async_chunk->blkcg_css)  in submit_compressed_extents()
1579 			css_put(async_chunk->blkcg_css);  in submit_compressed_extents()
1581 		async_cow = async_chunk->async_cow;  in submit_compressed_extents()
1587 	nr_pages = (async_chunk->end - async_chunk->start + PAGE_SIZE) >>  in submit_compressed_extents()
1590 	while (!list_empty(&async_chunk->extents)) {  in submit_compressed_extents()
1591 		async_extent = list_entry(async_chunk->extents.next,  in submit_compressed_extents()
1594 		submit_one_async_extent(async_chunk, async_extent, &alloc_hint);  in submit_compressed_extents()
1610 	struct async_chunk *async_chunk;  in run_delalloc_compressed()  local
1625 	async_chunk = ctx->chunks;  in run_delalloc_compressed()
1636 		async_chunk[i].async_cow = ctx;  in run_delalloc_compressed()
1637 		async_chunk[i].inode = inode;  in run_delalloc_compressed()
1638 		async_chunk[i].start = start;  in run_delalloc_compressed()
1639 		async_chunk[i].end = cur_end;  in run_delalloc_compressed()
1640 		async_chunk[i].write_flags = write_flags;  in run_delalloc_compressed()
1641 		INIT_LIST_HEAD(&async_chunk[i].extents);  in run_delalloc_compressed()
1665 			async_chunk[i].locked_folio = locked_folio;  in run_delalloc_compressed()
1668 			async_chunk[i].locked_folio = NULL;  in run_delalloc_compressed()
1673 			async_chunk[i].blkcg_css = blkcg_css;  in run_delalloc_compressed()
1674 			async_chunk[i].write_flags |= REQ_BTRFS_CGROUP_PUNT;  in run_delalloc_compressed()
1676 			async_chunk[i].blkcg_css = NULL;  in run_delalloc_compressed()
1679 		btrfs_init_work(&async_chunk[i].work, compress_file_range,  in run_delalloc_compressed()
1685 		btrfs_queue_work(fs_info->delalloc_workers, &async_chunk[i].work);  in run_delalloc_compressed()