[Bug 80827] [radeonsi,R9 270X] Corruptions in window menus in KDE

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=80827

Michel Dänzer <michel at daenzer.net> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Assignee|dri-devel at lists.freedesktop |zhigang.gong at gmail.com
                   |.org                        |
            Product|Mesa                        |xorg
          Component|Drivers/Gallium/radeonsi    |Driver/glamor

--- Comment #3 from Michel Dänzer <michel at daenzer.net> ---
(In reply to comment #1)
> After quick bisecting, it looks like commit "radeonsi: Use dma_copy when
> possible for si_blit." (5d5c20920e0e570742a497aa047e99a2fa3c04f2) is
> responsible for that.

See bug 80787.

> When reverted, the full screen corruptions disappear, but window menu 
> corruptions still persist.

The kwin menu corruption is most likely a glamor bug. You can work around it by
selecting 'Raster' for the rendering engine in the kwin advanced desktop effect
preferences.

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