Re: parallel port problems with 2.6.21_rc5 and 2.6.21_rc6_git3-20070410174235

[Markus Koßmann]

Am Montag, 14. Mai 2007 schrieb Randy Dunlap:
> On Sat, 5 May 2007 16:58:22 +0200 Markus Koßmann wrote:
> > Am Donnerstag, 3. Mai 2007 schrieb Randy Dunlap:
> > > On Wed, 11 Apr 2007 20:40:23 +0200 Markus Koßmann wrote:
> > > > When using either the unpatched  2.6.21_rc5   or SUSEs patched
> > > > 2.6.21_rc6_git3-20070410174235 on a SUSE-10.2 x86_64 system the
> > > > parallel port doesn't work right. If I "cat some_asciifile >/dev/lp0"
> > > >  the output on my Epson Stylus Color 880 is unreadable.  "cat
> > > > /dev/zero >/dev/lp0" creates random characters on the paper. Printing
> > > > using cups also doesn't work any more.
> > > > Switching back to SUSEs  2.6.18.8-0.1 kernel fixes the problem.
> > > > Any Ideas, what might be broken here ?
> > >
> > > Nope, but I have the same problem.
> > > I'll dig into it some day, but it's not very high priority for me.
> > >
> > > I haven't tested it lately.  Do you still see this problem?
> >
> > Yes, it still exists with SUSEs  2.6.21-20070502152652 kernel. Didn't
> > check with vanilla 2.6.21 yet.
>
> Hi Markus,
>
> I just retested this on 2.6.21-git12 and didn't have a problem
> with printing.  Can you test on 2.6.22-rc1?
>
Seems to be fixed in  2.6.22-rc1 but vanilla 2.6.21 was also bad. 
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