[Bug 73652] [SNB/IVB/HSW/BYT/BDW]igt/gem_reset_stats causes *ERROR* context hanging too fast, declaring banned!

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=73652

lu hua <huax.lu at intel.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEEDINFO                    |NEW

--- Comment #4 from lu hua <huax.lu at intel.com> ---
(In reply to comment #2)
> Created attachment 92122 [details] [review]
> [PATCH] drm/i915/ppgtt: Limit guilty hunt inside of relevant vm
> 
> Could you please check if attached patch works with this test?

Test this patch:
run: ./gem_reset_stats --run-subtest ban
output:
IGT-Version: 1.5-ga896ef9 (x86_64) (Linux: 3.13.0-rc7_prts_c854dc_20140116
x86_64)
gem_reset_stats: drmtest.c:1126: igt_exit: Assertion `skipped_one ||
succeeded_one || failed_one' failed.
Aborted (core dumped)

run: ./gem_reset_stats
IGT-Version: 1.5-ga896ef9 (x86_64) (Linux: 3.13.0-rc7_prts_c854dc_20140116
x86_6
Subtest params: SUCCESS
Subtest reset-stats-render: SUCCESS
Subtest reset-stats-ctx-render: SUCCESS
Subtest ban-render: SUCCESS
Subtest ban-ctx-render: SUCCESS
Subtest reset-count-render: SUCCESS
Subtest reset-count-ctx-render: SUCCESS
Subtest unrelated-ctx-render: SUCCESS
Test assertion failure function gem_set_domain, file drmtest.c:535:
Last errno: 5, Input/output error
Failed assertion: drmIoctl((fd), ((((1U) << (((0+8)+8)+14)) | ((('d')) <<
(0+8))domain)) == 0
Subtest close-pending-render: FAIL

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