[Bug 98713] [G965] GPU HANG: ecode 4:0:0x00ba6937, in Xorg [1264], reason: Engine(s) hung, action: reset

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Sun Feb 5 19:38:58 UTC 2017


--- Comment #2 from Björn Persson <Bjorn at xn--rombobjrn-67a.se> ---
I think I eventually figured out what "the modesetting DDX" is. I think it's
probably the same thing as "the modesetting Xorg driver" (which if I understand
correctly does not perform any modesetting, because kernel drivers do that)
that is discussed in this email thread:


I think that when I see many "modeset(0)" lines in Xorg.0.log, then the
modesetting DDX is in use, whereas when I see many "intel(0)" and also these

[    76.406] (II) UnloadModule: "modesetting"
[    76.406] (II) Unloading modesetting

then xf86-video-intel is in use.

However, I'm now running Fedora 25, and during a few weeks of opening, closing,
moving and resizing windows I haven't been able to trigger a GPU hang, neither
with the "modesetting" driver nor with the "intel" driver. It seems like the
bug may have been fixed, or the probability that a hang will occur may have

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