On Fri, Sep 08, 2006 at 09:07:46AM +0000, Paul Stoeber wrote:
> The patch appears to work for me on OpenBSD 3.9 i386.
>
> --- sys/dev/vnd.c.orig Fri Sep 8 03:41:21 2006
> +++ sys/dev/vnd.c Fri Sep 8 04:56:05 2006
> @@ -817,7 +817,7 @@
> * have to worry about them.
> */
> NDINIT(&nd, LOOKUP, FOLLOW, UIO_USERSPACE, vio->vnd_file, p);
> - if ((error = vn_open(&nd, FREAD|FWRITE, 0)) != 0) {
> + if ((error = vn_open(&nd, FREAD|FWRITE, 0)) != 0 && (error !=
> EROFS || (error = vn_open(&nd, FREAD, 0)) != 0)) {
> vndunlock(vnd);
> return (error);
> }
I'd be most interested to hear what happens if you write to a vnd device
configured this way. Or even a filesystem on such a device.
Joachim
