On Sat, Dec 3, 2011 at 8:02 PM, Markus Trippelsdorf <markus@xxxxxxxxxxxxxxx> wrote: > On 2011.12.03 at 14:31 -0500, Jerome Glisse wrote: >> On Sat, Dec 3, 2011 at 7:29 AM, Markus Trippelsdorf >> <markus@xxxxxxxxxxxxxxx> wrote: >> > On 2011.12.03 at 12:20 +0000, Dave Airlie wrote: >> >> >> > > > > FIX idr_layer_cache: Marking all objects used >> >> >> > > > >> >> >> > > > Yesterday I couldn't reproduce the issue at all. But today I've hit >> >> >> > > > exactly the same spot again. (CCing the drm list) >> >> >> >> If I had to guess it looks like 0 is getting written back to some >> >> random page by the GPU maybe, it could be that the GPU is in some half >> >> setup state at boot or on a reboot does it happen from a cold boot or >> >> just warm boot or kexec? >> > >> > Only happened with kexec thus far. Cold boot seems to be fine. >> > >> > -- >> > Markus >> >> Can you add radeon.no_wb=1 to your kexec kernel paramater an see if >> you can reproduce. > > No, I cannot reproduce the issue with radeon.no_wb=1. (I write this > after 700 successful kexec iterations...) > Ok so it's GPU writeback will do a patch on monday. Cheers, Jerome -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>