730 struct async_extent {  struct
764 	struct async_extent *async_extent;  in add_async_extent()  local
766 	async_extent = kmalloc(sizeof(*async_extent), GFP_NOFS);  in add_async_extent()
767 	if (!async_extent)  in add_async_extent()
769 	async_extent->start = start;  in add_async_extent()
770 	async_extent->ram_size = ram_size;  in add_async_extent()
771 	async_extent->compressed_size = compressed_size;  in add_async_extent()
772 	async_extent->folios = folios;  in add_async_extent()
773 	async_extent->nr_folios = nr_folios;  in add_async_extent()
774 	async_extent->compress_type = compress_type;  in add_async_extent()
775 	list_add_tail(&async_extent->list, &cow->extents);  in add_async_extent()
1058 static void free_async_extent_pages(struct async_extent *async_extent)  in free_async_extent_pages()  argument
1062 	if (!async_extent->folios)  in free_async_extent_pages()
1065 	for (i = 0; i < async_extent->nr_folios; i++) {  in free_async_extent_pages()
1066 		WARN_ON(async_extent->folios[i]->mapping);  in free_async_extent_pages()
1067 		btrfs_free_compr_folio(async_extent->folios[i]);  in free_async_extent_pages()
1069 	kfree(async_extent->folios);  in free_async_extent_pages()
1070 	async_extent->nr_folios = 0;  in free_async_extent_pages()
1071 	async_extent->folios = NULL;  in free_async_extent_pages()
1075 				      struct async_extent *async_extent,  in submit_uncompressed_range()  argument
1078 	u64 start = async_extent->start;  in submit_uncompressed_range()
1079 	u64 end = async_extent->start + async_extent->ram_size - 1;  in submit_uncompressed_range()
1096 					     start, async_extent->ram_size);  in submit_uncompressed_range()
1100 			     btrfs_ino(inode), start, async_extent->ram_size, ret);  in submit_uncompressed_range()
1105 				    struct async_extent *async_extent,  in submit_one_async_extent()  argument
1119 	u64 start = async_extent->start;  in submit_one_async_extent()
1120 	u64 end = async_extent->start + async_extent->ram_size - 1;  in submit_one_async_extent()
1138 	if (async_extent->compress_type == BTRFS_COMPRESS_NONE) {  in submit_one_async_extent()
1139 		submit_uncompressed_range(inode, async_extent, locked_folio);  in submit_one_async_extent()
1143 	ret = btrfs_reserve_extent(root, async_extent->ram_size,  in submit_one_async_extent()
1144 				   async_extent->compressed_size,  in submit_one_async_extent()
1145 				   async_extent->compressed_size,  in submit_one_async_extent()
1154 		submit_uncompressed_range(inode, async_extent, locked_folio);  in submit_one_async_extent()
1163 	file_extent.ram_bytes = async_extent->ram_size;  in submit_one_async_extent()
1164 	file_extent.num_bytes = async_extent->ram_size;  in submit_one_async_extent()
1166 	file_extent.compression = async_extent->compress_type;  in submit_one_async_extent()
1189 			    async_extent->folios,	/* compressed_folios */  in submit_one_async_extent()
1190 			    async_extent->nr_folios,  in submit_one_async_extent()
1196 	kfree(async_extent);  in submit_one_async_extent()
1210 	free_async_extent_pages(async_extent);  in submit_one_async_extent()
1216 		    async_extent->ram_size, ret);  in submit_one_async_extent()
1217 	kfree(async_extent);  in submit_one_async_extent()
1570 	struct async_extent *async_extent;  in submit_compressed_extents()  local
1591 		async_extent = list_entry(async_chunk->extents.next,  in submit_compressed_extents()
1592 					  struct async_extent, list);  in submit_compressed_extents()
1593 		list_del(&async_extent->list);  in submit_compressed_extents()
1594 		submit_one_async_extent(async_chunk, async_extent, &alloc_hint);  in submit_compressed_extents()