[Bug 79670] [BYT regression ppgtt] igt/gem_exec_big fails, with ppgtt enabled

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=79670

Guo Jinxian <jinxianx.guo at intel.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEEDINFO                    |ASSIGNED
           Assignee|jbarnes at virtuousgeek.org    |chris at chris-wilson.co.uk

--- Comment #19 from Guo Jinxian <jinxianx.guo at intel.com> ---

(In reply to comment #16)
> Created attachment 101280 [details]
> dmesg
> 
> The case still fail on latest -next-queued. I am not sure if they are the
> same failure.
> root at x-byt06:/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests# ./gem_exec_big
> IGT-Version: 1.7-g1b1f4b1 (x86_64) (Linux:
> 3.15.0-rc8_drm-intel-next-queued_27b6c1_20140618+ x86_64)
> Test assertion failure function exec, file gem_exec_big.c:90:
> Last errno: 0, Success
> Failed assertion: tmp == gem_reloc[0].presumed_offset
> error: 17043456 == -1

Auto-bisect shows commit below is the first bad commit about the failure above.

commit eb36fc993d7ae1988c80ba5b767989059c91d0ec
Author:     Chris Wilson <chris at chris-wilson.co.uk>
AuthorDate: Mon Jun 16 10:49:16 2014 +0100
Commit:     Chris Wilson <chris at chris-wilson.co.uk>
CommitDate: Mon Jun 16 10:51:02 2014 +0100

    igt/gem_exec_big: Update to new igt_assert_eq

    Use igt_assert_eq for better test output on failures.

    Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>

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