[Bug 107398] [CI][BAT] igt at drv_selftest@live_objects - dmesg-fail - igt_partial_tiling failed with error -22

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=107398

Chris Wilson <chris at chris-wilson.co.uk> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Resolution|---                         |FIXED
             Status|NEW                         |RESOLVED

--- Comment #3 from Chris Wilson <chris at chris-wilson.co.uk> ---
commit 21eb1850fa0bd0a9b729bf3708da78888433027f (HEAD -> drm-intel-next-queued,
drm-intel/for-linux-next, drm-intel/drm-intel-next-queued)
Author: Chris Wilson <chris at chris-wilson.co.uk>
Date:   Wed Aug 1 11:47:21 2018 +0100

    drm/i95: Mark GGTT as incoherent for gen10+

    The evidence suggests that we need to start treating writes via GGTT as
    incoherent for gen10+, that is that they are internally buffered and not
    immediately visible via a read along a different physical path.

    Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=107398
    Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=107400
    Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=107435
    Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
    Cc: Mika Kuoppala <mika.kuoppala at linux.intel.com>
    Reviewed-by: Mika Kuoppala <mika.kuoppala at linux.intel.com>
    Link:
https://patchwork.freedesktop.org/patch/msgid/20180801104721.4030-1-chris@chris-wilson.co.uk

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