[parisc-linux] Re: [parisc-linux-cvs] linux-2.6 deller (ioremap-changes)

[Helge Deller]

On Tuesday 07 March 2006 22:42, Matthew Wilcox wrote:
> On Tue, Mar 07, 2006 at 10:27:37PM +0100, Helge Deller wrote:
> > Attached is the patch.
> > I still think we should try to get real ioremapping working.
> > I'm no Linux-Kernel-memory-expert, but my plan was to read about it and learn.
> > Currently, if I enable CONFIG_HPPA_IOREMAP the 64bit kernel crashes in sba_iommu.c: sba_driver_callback() after the first ioremap().
> > Maybe others here want to try as well ?
> 
> How does it crash?

Just a crash, like it always crashes on my c3k.
No really usable output.
I will try tomorrow again and let you know (today is too late).

> Maybe we didn't set up the ptes right?

Yeah. I think we really have some "small" bug somewhere in the HPPA_IOREMAP-enabled case.

Helge