3347 			      struct extent_page_data *epd,  in writepage_delalloc()  argument
3351 	struct extent_io_tree *tree = epd->tree;  in writepage_delalloc()
3359 	if (epd->extent_locked || !tree->ops || !tree->ops->fill_delalloc)  in writepage_delalloc()
3437 				 struct extent_page_data *epd,  in __extent_writepage_io()  argument
3442 	struct extent_io_tree *tree = epd->tree;  in __extent_writepage_io()
3501 		em = epd->get_extent(inode, page, pg_offset, cur,  in __extent_writepage_io()
3570 						 bdev, &epd->bio, max_nr,  in __extent_writepage_io()
3600 	struct extent_page_data *epd = data;  in __extent_writepage()  local
3644 	ret = writepage_delalloc(inode, page, wbc, epd, start, &nr_written);  in __extent_writepage()
3650 	ret = __extent_writepage_io(inode, page, wbc, epd,  in __extent_writepage()
3681 			  struct extent_page_data *epd)  in lock_extent_buffer_for_io()  argument
3689 		flush_write_bio(epd);  in lock_extent_buffer_for_io()
3695 		if (!epd->sync_io)  in lock_extent_buffer_for_io()
3698 			flush_write_bio(epd);  in lock_extent_buffer_for_io()
3739 				flush_write_bio(epd);  in lock_extent_buffer_for_io()
3851 			struct extent_page_data *epd)  in write_one_eb()  argument
3858 	int rw = (epd->sync_io ? WRITE_SYNC : WRITE) | REQ_META;  in write_one_eb()
3873 					 PAGE_CACHE_SIZE, 0, bdev, &epd->bio,  in write_one_eb()
3875 					 0, epd->bio_flags, bio_flags, false);  in write_one_eb()
3876 		epd->bio_flags = bio_flags;  in write_one_eb()
3907 	struct extent_page_data epd = {  in btree_write_cache_pages()  local
3986 			ret = lock_extent_buffer_for_io(eb, fs_info, &epd);  in btree_write_cache_pages()
3992 			ret = write_one_eb(eb, fs_info, wbc, &epd);  in btree_write_cache_pages()
4019 	flush_write_bio(&epd);  in btree_write_cache_pages()
4160 static void flush_epd_write_bio(struct extent_page_data *epd)  in flush_epd_write_bio()  argument
4162 	if (epd->bio) {  in flush_epd_write_bio()
4166 		if (epd->sync_io)  in flush_epd_write_bio()
4169 		ret = submit_one_bio(rw, epd->bio, 0, epd->bio_flags);  in flush_epd_write_bio()
4171 		epd->bio = NULL;  in flush_epd_write_bio()
4177 	struct extent_page_data *epd = data;  in flush_write_bio()  local
4178 	flush_epd_write_bio(epd);  in flush_write_bio()
4186 	struct extent_page_data epd = {  in extent_write_full_page()  local
4195 	ret = __extent_writepage(page, wbc, &epd);  in extent_write_full_page()
4197 	flush_epd_write_bio(&epd);  in extent_write_full_page()
4211 	struct extent_page_data epd = {  in extent_write_locked_range()  local
4229 			ret = __extent_writepage(page, &wbc_writepages, &epd);  in extent_write_locked_range()
4241 	flush_epd_write_bio(&epd);  in extent_write_locked_range()
4251 	struct extent_page_data epd = {  in extent_writepages()  local
4261 				       __extent_writepage, &epd,  in extent_writepages()
4263 	flush_epd_write_bio(&epd);  in extent_writepages()