1568 	struct ext4_io_submit io_submit;	/* IO submission data */  member
2018 	struct ext4_io_submit io_submit;  in ext4_writepage()  local
2087 	ext4_io_submit_init(&io_submit, wbc);  in ext4_writepage()
2088 	io_submit.io_end = ext4_init_io_end(inode, GFP_NOFS);  in ext4_writepage()
2089 	if (!io_submit.io_end) {  in ext4_writepage()
2094 	ret = ext4_bio_write_page(&io_submit, page, len, wbc, keep_towrite);  in ext4_writepage()
2095 	ext4_io_submit(&io_submit);  in ext4_writepage()
2097 	ext4_put_io_end_defer(io_submit.io_end);  in ext4_writepage()
2128 	err = ext4_bio_write_page(&mpd->io_submit, page, len, mpd->wbc, false);  in mpage_submit_page()
2273 	ext4_io_end_t *io_end = mpd->io_submit.io_end;  in mpage_process_page()
2427 		if (!mpd->io_submit.io_end->handle &&  in mpage_map_one_extent()
2429 			mpd->io_submit.io_end->handle = handle->h_rsv_handle;  in mpage_map_one_extent()
2432 		ext4_set_io_unwritten_flag(inode, mpd->io_submit.io_end);  in mpage_map_one_extent()
2468 	ext4_io_end_t *io_end = mpd->io_submit.io_end;  in mpage_map_and_submit_extent()
2779 	ext4_io_submit_init(&mpd.io_submit, wbc);  in ext4_writepages()
2793 	mpd.io_submit.io_end = ext4_init_io_end(inode, GFP_KERNEL);  in ext4_writepages()
2794 	if (!mpd.io_submit.io_end) {  in ext4_writepages()
2802 	ext4_io_submit(&mpd.io_submit);  in ext4_writepages()
2803 	ext4_put_io_end_defer(mpd.io_submit.io_end);  in ext4_writepages()
2804 	mpd.io_submit.io_end = NULL;  in ext4_writepages()
2810 		mpd.io_submit.io_end = ext4_init_io_end(inode, GFP_KERNEL);  in ext4_writepages()
2811 		if (!mpd.io_submit.io_end) {  in ext4_writepages()
2835 			ext4_put_io_end(mpd.io_submit.io_end);  in ext4_writepages()
2836 			mpd.io_submit.io_end = NULL;  in ext4_writepages()
2864 		ext4_io_submit(&mpd.io_submit);  in ext4_writepages()
2874 			ext4_put_io_end_defer(mpd.io_submit.io_end);  in ext4_writepages()
2877 			ext4_put_io_end(mpd.io_submit.io_end);  in ext4_writepages()
2878 		mpd.io_submit.io_end = NULL;  in ext4_writepages()