https://bugs.freedesktop.org/show_bug.cgi?id=101691
Daniel Vetter changed:
What|Removed |Added
Assignee|dri-devel@lists.freedesktop |intel-3d-bugs@lists.freedes
https://bugs.freedesktop.org/show_bug.cgi?id=101691
Lyude Paul changed:
What|Removed |Added
Attachment #134890|0 |1
is obsolete|
https://bugs.freedesktop.org/show_bug.cgi?id=101691
--- Comment #58 from Michel Dänzer ---
(In reply to Daniel Vetter from comment #55)
> So parts of the reasons I've reassigned to amdgpu is that apparently someone
> also seen these corruptions when everything is rendered on amdgpu, and i915
> on
https://bugs.freedesktop.org/show_bug.cgi?id=101691
--- Comment #57 from Clinton Taylor ---
Created attachment 134914
--> https://bugs.freedesktop.org/attachment.cgi?id=134914&action=edit
Tearing during fullscreen is really a bad triangle
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--- Comment #56 from Clinton Taylor ---
The tearing issue seen from comment #33 is actually a single triangle that is
being rendered late. Attached a screen shot from Unigine showing the "Bad"
triangle.
This issue has been fixed when using a la
https://bugs.freedesktop.org/show_bug.cgi?id=101691
--- Comment #55 from Daniel Vetter ---
So parts of the reasons I've reassigned to amdgpu is that apparently someone
also seen these corruptions when everything is rendered on amdgpu, and i915
only displays. And the display engine is definitely o
https://bugs.freedesktop.org/show_bug.cgi?id=101691
--- Comment #54 from Alex Deucher ---
Please see comment 37. We support both snooped and unsnooped access to system
memory. When we use unsnooped, we always use uncached memory. Does i915
always assume dma_bufs are cached?
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--- Comment #53 from Chris Wilson ---
Created attachment 134897
--> https://bugs.freedesktop.org/attachment.cgi?id=134897&action=edit
Shotgun attempt to stop pulling external images into the L3 (mesa/i965)
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--- Comment #52 from Daniel Vetter ---
Reassigning to amdgpu.
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Daniel Vetter changed:
What|Removed |Added
QA Contact|intel-gfx-bugs@lists.freede |
|sktop.org
https://bugs.freedesktop.org/show_bug.cgi?id=101691
Michel Dänzer changed:
What|Removed |Added
i915 features||GEM/Other
QA Contact|
https://bugs.freedesktop.org/show_bug.cgi?id=101691
--- Comment #40 from Ethan Hsieh ---
Cannot reproduce corruption issue with SNA_POWERSAVE enabled.
(Have to re-plug AC adapter to make the workaround work)
xserver-xorg-video-intel-2.99.917+git20160325/src/sna/sna_acpi.c
@@ -123,10 +123,14 @@ v
https://bugs.freedesktop.org/show_bug.cgi?id=101691
--- Comment #39 from Ethan Hsieh ---
Created attachment 133862
--> https://bugs.freedesktop.org/attachment.cgi?id=133862&action=edit
Xorg.0.log (ubuntu 17.04 + intel&amdgpu)
I install Ubuntu 17.4 and can reproduce corruption issue in AC/DC mo
https://bugs.freedesktop.org/show_bug.cgi?id=101691
--- Comment #38 from Ethan Hsieh ---
Created attachment 133861
--> https://bugs.freedesktop.org/attachment.cgi?id=133861&action=edit
Xorg.0.log (ubuntu 17.04 + modeset)
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--- Comment #37 from Michel Dänzer ---
I wonder if it could be related to the caching attributes of the system memory
pages being shared between the GPUs. AFAICT the amdgpu driver should end up
treating them as non-cacheable, and correspondingly
https://bugs.freedesktop.org/show_bug.cgi?id=101691
--- Comment #36 from Ethan Hsieh ---
Based on AMD's comment (The issue is gone without Compiz), I did some tests.
Here is the test result:
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1) Run glxgears without a desktop environment
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https://bugs.freedesktop.org/show_bug.cgi?id=101691
--- Comment #35 from alex_zha...@dell.com ---
(In reply to Ben Widawsky from comment #34)
> Just some thoughts...
>
> The corruption are x-tiled cachelines, looks like stale ones. I don't know
> what the vertical lines are. It looks to me like t
https://bugs.freedesktop.org/show_bug.cgi?id=101691
--- Comment #34 from Ben Widawsky ---
Just some thoughts...
The corruption are x-tiled cachelines, looks like stale ones. I don't know what
the vertical lines are. It looks to me like the memory is just misbehaving. I
wonder if when you plug in
https://bugs.freedesktop.org/show_bug.cgi?id=101691
Matt Turner changed:
What|Removed |Added
Summary|[KBL] gfx corruption on |gfx corruption on windowed
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