3276 			      struct extent_page_data *epd,  in writepage_delalloc()  argument
3280 	struct extent_io_tree *tree = epd->tree;  in writepage_delalloc()
3288 	if (epd->extent_locked || !tree->ops || !tree->ops->fill_delalloc)  in writepage_delalloc()
3366 				 struct extent_page_data *epd,  in __extent_writepage_io()  argument
3371 	struct extent_io_tree *tree = epd->tree;  in __extent_writepage_io()
3430 		em = epd->get_extent(inode, page, pg_offset, cur,  in __extent_writepage_io()
3499 						 bdev, &epd->bio, max_nr,  in __extent_writepage_io()
3529 	struct extent_page_data *epd = data;  in __extent_writepage()  local
3573 	ret = writepage_delalloc(inode, page, wbc, epd, start, &nr_written);  in __extent_writepage()
3579 	ret = __extent_writepage_io(inode, page, wbc, epd,  in __extent_writepage()
3610 			  struct extent_page_data *epd)  in lock_extent_buffer_for_io()  argument
3618 		flush_write_bio(epd);  in lock_extent_buffer_for_io()
3624 		if (!epd->sync_io)  in lock_extent_buffer_for_io()
3627 			flush_write_bio(epd);  in lock_extent_buffer_for_io()
3668 				flush_write_bio(epd);  in lock_extent_buffer_for_io()
3779 			struct extent_page_data *epd)  in write_one_eb()  argument
3786 	int rw = (epd->sync_io ? WRITE_SYNC : WRITE) | REQ_META;  in write_one_eb()
3801 					 PAGE_CACHE_SIZE, 0, bdev, &epd->bio,  in write_one_eb()
3803 					 0, epd->bio_flags, bio_flags, false);  in write_one_eb()
3804 		epd->bio_flags = bio_flags;  in write_one_eb()
3835 	struct extent_page_data epd = {  in btree_write_cache_pages()  local
3914 			ret = lock_extent_buffer_for_io(eb, fs_info, &epd);  in btree_write_cache_pages()
3920 			ret = write_one_eb(eb, fs_info, wbc, &epd);  in btree_write_cache_pages()
3947 	flush_write_bio(&epd);  in btree_write_cache_pages()
4088 static void flush_epd_write_bio(struct extent_page_data *epd)  in flush_epd_write_bio()  argument
4090 	if (epd->bio) {  in flush_epd_write_bio()
4094 		if (epd->sync_io)  in flush_epd_write_bio()
4097 		ret = submit_one_bio(rw, epd->bio, 0, epd->bio_flags);  in flush_epd_write_bio()
4099 		epd->bio = NULL;  in flush_epd_write_bio()
4105 	struct extent_page_data *epd = data;  in flush_write_bio()  local
4106 	flush_epd_write_bio(epd);  in flush_write_bio()
4114 	struct extent_page_data epd = {  in extent_write_full_page()  local
4123 	ret = __extent_writepage(page, wbc, &epd);  in extent_write_full_page()
4125 	flush_epd_write_bio(&epd);  in extent_write_full_page()
4139 	struct extent_page_data epd = {  in extent_write_locked_range()  local
4157 			ret = __extent_writepage(page, &wbc_writepages, &epd);  in extent_write_locked_range()
4169 	flush_epd_write_bio(&epd);  in extent_write_locked_range()
4179 	struct extent_page_data epd = {  in extent_writepages()  local
4189 				       __extent_writepage, &epd,  in extent_writepages()
4191 	flush_epd_write_bio(&epd);  in extent_writepages()