[Bug 88652] [BSW/SKL ppgtt Bisected]igt/gem_evict_everything/major-hang causes system hang

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=88652

Ding Heng <hengx.ding at intel.com> changed:

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

--- Comment #30 from Ding Heng <hengx.ding at intel.com> ---
(In reply to Jani Nikula from comment #29)
> Fixed by

commit b3a38998f042b862f5ba4d7f2268f3a8dfb4883a
Author: Nick Hoath
> <nicholas.hoath at intel.com>
Date:   Thu Feb 19 16:30:47 2015 +0000


> drm/i915: Fix a use after free, and unbalanced refcounting

in
> drm-intel-fixes.

I had test with kernel commit b3a38998f042b862f5ba4d7f2268f3a8dfb4883a

./gem_evict_everything --run-subtest swapping-hang will cause system hang
still.
./gem_evict_everything --run-subtest major-hang will report an error, claimed
that it need 6G free mem for this case. Return number is 77.

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