On Thu, 26 Sep 2002, Josef Karthauser wrote:
> On Thu, Sep 26, 2002 at 09:52:37AM +0100, Josef Karthauser wrote:
> > On Thu, Sep 26, 2002 at 09:47:33AM +0100, Bruce M Simpson wrote:
> > > On Wed, Sep 25, 2002 at 09:39:30PM +0100, Josef Karthauser wrote:
> > > > I thought that we hacked around this in the linuxulator 18 months ago
> > > > by transparently converting block calls into character calls behind the
> > > > scenes. Either this has been removed or something else is wrong.
> > >
> > > This isn't the case for me on -STABLE. I had to create block devices for
> > > raw disks to work.
> > >
> >
> > Yes that needs to be done one -stable. The hack I was talking about was
> > for -current only where block devices don't exist anymore.
> >
>
> It took a while to find, but this is the hack I was referring to:
>
> Take a look at /sys/compat/linux/linux_stats.c,
>
> revision 1.29
> date: 2001/01/14 23:33:50; author: joe; state: Exp; lines: +18 -11
> Instead of hard coding the major numbers for IDE and SCSI disks
> look in the device's cdevsw for the D_DISK flag.
> ----------------------------
> revision 1.28
> date: 2000/12/29 00:44:42; author: paul; state: Exp; lines: +15 -1
> Map FreeBSD character device hard disks to Linux block device hard
> disks.
>
> This fixes the problem with VMWARE not being able to use raw disks.
but it still doesn't help with partial block reads..
>
> Joe
> --
> "As far as the laws of mathematics refer to reality, they are not certain;
> and as far as they are certain, they do not refer to reality." - Albert
> Einstein, 1921
>
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