1542 	struct ext4_io_submit io_submit;	/* IO submission data */  member
1991 	struct ext4_io_submit io_submit;  in ext4_writepage()  local
2051 	ext4_io_submit_init(&io_submit, wbc);  in ext4_writepage()
2052 	io_submit.io_end = ext4_init_io_end(inode, GFP_NOFS);  in ext4_writepage()
2053 	if (!io_submit.io_end) {  in ext4_writepage()
2058 	ret = ext4_bio_write_page(&io_submit, page, len, wbc, keep_towrite);  in ext4_writepage()
2059 	ext4_io_submit(&io_submit);  in ext4_writepage()
2061 	ext4_put_io_end_defer(io_submit.io_end);  in ext4_writepage()
2092 	err = ext4_bio_write_page(&mpd->io_submit, page, len, mpd->wbc, false);  in mpage_submit_page()
2237 	ext4_io_end_t *io_end = mpd->io_submit.io_end;  in mpage_process_page()
2391 		if (!mpd->io_submit.io_end->handle &&  in mpage_map_one_extent()
2393 			mpd->io_submit.io_end->handle = handle->h_rsv_handle;  in mpage_map_one_extent()
2396 		ext4_set_io_unwritten_flag(inode, mpd->io_submit.io_end);  in mpage_map_one_extent()
2432 	ext4_io_end_t *io_end = mpd->io_submit.io_end;  in mpage_map_and_submit_extent()
2727 	ext4_io_submit_init(&mpd.io_submit, wbc);  in ext4_writepages()
2741 	mpd.io_submit.io_end = ext4_init_io_end(inode, GFP_KERNEL);  in ext4_writepages()
2742 	if (!mpd.io_submit.io_end) {  in ext4_writepages()
2750 	ext4_io_submit(&mpd.io_submit);  in ext4_writepages()
2751 	ext4_put_io_end_defer(mpd.io_submit.io_end);  in ext4_writepages()
2752 	mpd.io_submit.io_end = NULL;  in ext4_writepages()
2758 		mpd.io_submit.io_end = ext4_init_io_end(inode, GFP_KERNEL);  in ext4_writepages()
2759 		if (!mpd.io_submit.io_end) {  in ext4_writepages()
2783 			ext4_put_io_end(mpd.io_submit.io_end);  in ext4_writepages()
2784 			mpd.io_submit.io_end = NULL;  in ext4_writepages()
2812 		ext4_io_submit(&mpd.io_submit);  in ext4_writepages()
2822 			ext4_put_io_end_defer(mpd.io_submit.io_end);  in ext4_writepages()
2825 			ext4_put_io_end(mpd.io_submit.io_end);  in ext4_writepages()
2826 		mpd.io_submit.io_end = NULL;  in ext4_writepages()