RE: [Bug 10843] Display artifacts on XOrg logout with PAT kernel and VESA framebuffer

Pallipadi, Venkatesh
2008-09-13T00:25:31Z

>-----Original Message-----
>From: Pallipadi, Venkatesh
>
>>-----Original Message-----
>>From: Frans Pop [mailto:elendil@planet.nl]
>>Sent: Friday, September 12, 2008 6:34 AM
>>
>>
>>I've attached that file and dmesg output for two of the machines.
>>
>
>OK. This is the same issue as the one on this thread here
>http://www.ussg.iu.edu/hypermail/linux/kernel/0808.2/1532.html
>
>
>We have too many entires in PAT list due to RAM pages being marked
>UC by drivers. Unfortunately, there are no quick fixes that can fix
>this for 2.6.27. However, we are aware of the problem here and
>working on a more complete fix for this. We should have the patch
>for it soon.
>

Can you try the patch here
http://www.ussg.iu.edu/hypermail/linux/kernel/0809.1/2074.html
And report back whether that resolves the issue.

Thanks,
Venki