On Tue, Mar 1, 2011 at 9:51 PM, Ben Skeggs <[email protected]> wrote: > On Tue, 2011-03-01 at 21:08 +0000, Maarten Maathuis wrote: > >> Those come after 15-30 minutes of running warzone2100, i haven't >> played any games for a while, so no idea how long this has been going >> on. >> I also got a TRAP_CCACHE on channel 2 a little while ago, it takes >> much longer to trigger (a few hours). I'm using todays "nouveau >> kernel" git. > You're not the first person to have reported this fwiw, personally, I > haven't seen it yet.. > >> >> I'm guessing something is being unmapped too early or without reason, >> or some cache is stale. But it isn't obvious what exactly it is. >> >> Because i don't remember having these lockups before I'm inclined to >> guess that this commit is involved >> http://cgit.freedesktop.org/nouveau/linux-2.6/commit/?id=6330d8f5ecc4a19fd2ad3c7fa128b2f4c2ce3360 >> >> Any ideas? > Not really. If this commit *is* the cause, the problem is still > somewhere else. That commit just makes sure PTEs are marked invalid, so > if it's causing your faults, then previously the GPU would still have > been reading/writing invalid data.
I reverted the commit today and things seem to be going be better, I'll give it a few more days before coming to a conclusion. I understand that the real issue is somewhere else. > > Plus, I expect you should probably have seen a VM fault.. > > Ben. >> >> Maarten. >> > > > -- Far away from the primal instinct, the song seems to fade away, the river get wider between your thoughts and the things we do and say. _______________________________________________ Nouveau mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/nouveau
