[Bug 79670] [All bisected ppgtt] igt/gem_exec_big fails, with ppgtt enabled

[bugzilla-daemon at freedesktop.org]

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

--- Comment #22 from Guo Jinxian <jinxianx.guo at intel.com> ---
Created attachment 103384
  --> https://bugs.freedesktop.org/attachment.cgi?id=103384&action=edit
dmesg

Test still failed on latest -nightly(af1aaba219fdd90ca1b30f9b8d8d19352224f170)
on BYT
root at x-bytm02:~# cd /GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests/
root at x-bytm02:/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests# ./gem_exec_big
IGT-Version: 1.7-g70e6ed9 (x86_64) (Linux:
3.16.0-rc6_drm-intel-nightly_af1aab_20140724+ x86_64)
Test assertion failure function exec, file gem_exec_big.c:97:
Failed assertion: tmp == gem_reloc[0].presumed_offset
error: 0 == 8908800

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