755 struct async_extent {  struct
782 	struct async_extent *async_extent;  in add_async_extent()  local
784 	async_extent = kmalloc_obj(*async_extent, GFP_NOFS);  in add_async_extent()
785 	if (!async_extent)  in add_async_extent()
788 	async_extent->start = start;  in add_async_extent()
789 	async_extent->ram_size = ram_size;  in add_async_extent()
790 	async_extent->cb = cb;  in add_async_extent()
791 	list_add_tail(&async_extent->list, &cow->extents);  in add_async_extent()
1105 				      struct async_extent *async_extent,  in submit_uncompressed_range()  argument
1108 	u64 start = async_extent->start;  in submit_uncompressed_range()
1109 	u64 end = async_extent->start + async_extent->ram_size - 1;  in submit_uncompressed_range()
1125 					     start, async_extent->ram_size);  in submit_uncompressed_range()
1129 			     btrfs_ino(inode), start, async_extent->ram_size, ret);  in submit_uncompressed_range()
1134 				    struct async_extent *async_extent,  in submit_one_async_extent()  argument
1149 	u64 start = async_extent->start;  in submit_one_async_extent()
1150 	u64 end = async_extent->start + async_extent->ram_size - 1;  in submit_one_async_extent()
1168 	if (!async_extent->cb) {  in submit_one_async_extent()
1169 		submit_uncompressed_range(inode, async_extent, locked_folio);  in submit_one_async_extent()
1173 	compressed_size = async_extent->cb->bbio.bio.bi_iter.bi_size;  in submit_one_async_extent()
1174 	ret = btrfs_reserve_extent(root, async_extent->ram_size,  in submit_one_async_extent()
1184 		submit_uncompressed_range(inode, async_extent, locked_folio);  in submit_one_async_extent()
1185 		cleanup_compressed_bio(async_extent->cb);  in submit_one_async_extent()
1186 		async_extent->cb = NULL;  in submit_one_async_extent()
1195 	file_extent.ram_bytes = async_extent->ram_size;  in submit_one_async_extent()
1196 	file_extent.num_bytes = async_extent->ram_size;  in submit_one_async_extent()
1198 	file_extent.compression = async_extent->cb->compress_type;  in submit_one_async_extent()
1200 	async_extent->cb->bbio.bio.bi_iter.bi_sector = ins.objectid >> SECTOR_SHIFT;  in submit_one_async_extent()
1216 	async_extent->cb->bbio.ordered = ordered;  in submit_one_async_extent()
1223 	btrfs_submit_bbio(&async_extent->cb->bbio, 0);  in submit_one_async_extent()
1224 	async_extent->cb = NULL;  in submit_one_async_extent()
1230 	kfree(async_extent);  in submit_one_async_extent()
1244 	if (async_extent->cb)  in submit_one_async_extent()
1245 		cleanup_compressed_bio(async_extent->cb);  in submit_one_async_extent()
1251 		    async_extent->ram_size, ret);  in submit_one_async_extent()
1252 	kfree(async_extent);  in submit_one_async_extent()
1662 	struct async_extent *async_extent;  in submit_compressed_extents()  local
1683 		async_extent = list_first_entry(&async_chunk->extents,  in submit_compressed_extents()
1684 						struct async_extent, list);  in submit_compressed_extents()
1685 		list_del(&async_extent->list);  in submit_compressed_extents()
1686 		submit_one_async_extent(async_chunk, async_extent, &alloc_hint);  in submit_compressed_extents()