1049 	int rv;  in gfs2_direct_IO()  local
1060 	rv = gfs2_glock_nq(&gh);  in gfs2_direct_IO()
1061 	if (rv)  in gfs2_direct_IO()
1062 		return rv;  in gfs2_direct_IO()
1063 	rv = gfs2_ok_for_dio(ip, offset);  in gfs2_direct_IO()
1064 	if (rv != 1)  in gfs2_direct_IO()
1085 		rv = 0;  in gfs2_direct_IO()
1090 		rv = filemap_write_and_wait_range(mapping, lstart, end);  in gfs2_direct_IO()
1091 		if (rv)  in gfs2_direct_IO()
1097 	rv = __blockdev_direct_IO(iocb, inode, inode->i_sb->s_bdev, iter,  in gfs2_direct_IO()
1102 	return rv;  in gfs2_direct_IO()