2936 	struct vblk_info *vblk = vq->dev->priv;  in blk_request()  local
2978 		if (lseek64(vblk->fd, off, SEEK_SET) != off)  in blk_request()
2981 		ret = writev(vblk->fd, iov, out_num);  in blk_request()
2989 		if (ret > 0 && off + ret > vblk->len) {  in blk_request()
2991 			ftruncate64(vblk->fd, vblk->len);  in blk_request()
3000 		ret = fdatasync(vblk->fd);  in blk_request()
3011 		if (lseek64(vblk->fd, off, SEEK_SET) != off)  in blk_request()
3014 		ret = readv(vblk->fd, iov + out_num, in_num);  in blk_request()
3032 	struct vblk_info *vblk;  in setup_block_file()  local
3042 	vblk = dev->priv = malloc(sizeof(*vblk));  in setup_block_file()
3045 	vblk->fd = open_or_die(filename, O_RDWR|O_LARGEFILE);  in setup_block_file()
3046 	vblk->len = lseek64(vblk->fd, 0, SEEK_END);  in setup_block_file()
3049 	conf.capacity = cpu_to_le64(vblk->len / 512);  in setup_block_file()