Public bug reported:
[Impact]
Corruption is seen on windowed 3D apps running on dGPU
[Test case]
Get a certain Intel/AMD hybrid machine, run 'DRI_PRIME=1 glxgears', see
how the window has corrupted gfx.
The fix is to patch Intel i965_dri driver.
[Regression potential]
There could be a slight loss of performance, but corruption free
behaviour.
** Affects: mesa (Ubuntu)
Importance: Undecided
Status: New
** Affects: mesa (Ubuntu Xenial)
Importance: Undecided
Status: New
** Affects: mesa (Ubuntu Artful)
Importance: Undecided
Status: New
** Also affects: mesa (Ubuntu Xenial)
Importance: Undecided
Status: New
** Also affects: mesa (Ubuntu Artful)
Importance: Undecided
Status: New
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which is subscribed to mesa in Ubuntu.
https://bugs.launchpad.net/bugs/1727401
Title:
Corruption on windowed 3D apps running on dGPU (Intel/AMD)
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