Re: [Xen-devel] Re: [drm:r100_ring_test] *ERROR* radeon: ring test failed

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

On Fri, Jan 01, 2010 at 07:21:37PM +0200, Pasi Kärkkäinen wrote:
> On Tue, Oct 27, 2009 at 04:13:06PM -0400, Konrad Rzeszutek Wilk wrote:
> > > > As in, even on baremetal it does not work?
> > > 
> > > Heh. should have tried that already. Too tired atm :)
> > > 
> > > Anyway, I tried baremetal now. X comes up, I can see the desktop, and
> > > then the monitor goes out of signal.
> > > 
> > > "dmesg" is full of:
> > > 
> > > [TTM] Erroneous page count. Leaking pages.
> > > [TTM] Erroneous page count. Leaking pages.
> > > [TTM] Erroneous page count. Leaking pages.
> > > [TTM] Erroneous page count. Leaking pages.
> > > [TTM] Erroneous page count. Leaking pages.
> > > [TTM] Erroneous page count. Leaking pages.
> > > [TTM] Erroneous page count. Leaking pages.
> > > [TTM] Erroneous page count. Leaking pages.
> > > [TTM] Erroneous page count. Leaking pages.
> > > [TTM] Erroneous page count. Leaking pages.
> > > [TTM] Erroneous page count. Leaking pages.
> > > [TTM] Erroneous page count. Leaking pages.
> > > [TTM] Erroneous page count. Leaking pages.
> > > [TTM] Erroneous page count. Leaking pages.
> > > [TTM] Erroneous page count. Leaking pages.
> > > [TTM] Erroneous page count. Leaking pages.
> > > [TTM] Erroneous page count. Leaking pages.
> > > X used greatest stack depth: 3000 bytes left
> > > 
> > > Could that be caused by the patch? I booted the same ttm-patched kernel
> > 
> > I fear so. 
> > 
> > > on baremetal without Xen..
> > 
> > By next week I should have a working machine where I can do the mode-setting
> > and dig some deeper in this.
> > 
> > Thanks so far for testing some ideas out.
> 
> 
> Hello again and happy new year!

Heya!
> 
> Konrad: Have you had time to look at this yet? 

Uhh, ... umm.. Thank you for reminding me to look at it. I am right now
doing a experimental swiotlb that I want to post to iommu-devel and see what
they think about it.

After that I am going back to revisit this bug.

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