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<b><a class="bz_bug_link
bz_status_VERIFIED bz_closed"
title="VERIFIED FIXED - [BYT/BSW regression]igt/drv_hangman/kms_flip/gem_reset_stats sporadically causes *ERROR* Timed out: waiting for Render to ack"
href="https://bugs.freedesktop.org/show_bug.cgi?id=85684#c12">Comment # 12</a>
on <a class="bz_bug_link
bz_status_VERIFIED bz_closed"
title="VERIFIED FIXED - [BYT/BSW regression]igt/drv_hangman/kms_flip/gem_reset_stats sporadically causes *ERROR* Timed out: waiting for Render to ack"
href="https://bugs.freedesktop.org/show_bug.cgi?id=85684">bug 85684</a>
from <span class="vcard"><a class="email" href="mailto:huax.lu@intel.com" title="lu hua <huax.lu@intel.com>"> <span class="fn">lu hua</span></a>
</span></b>
<pre>Created <span class=""><a href="attachment.cgi?id=109259" name="attach_109259" title="dmesg(gem_reset_stats)">attachment 109259</a> <a href="attachment.cgi?id=109259&action=edit" title="dmesg(gem_reset_stats)">[details]</a></span>
dmesg(gem_reset_stats)
Test all gem_reset_stats subcases on BYT, it still has this error.
root@x-byt06:/GFX/Test/Infrastructure/infrastructure# dmesg -r|egrep
"<[1-4]>"|grep drm
<3>[ 162.062426] [drm:__vlv_force_wake_get [i915]] *ERROR* Timed out: waiting
for Render to ack.
<3>[ 237.209028] [drm:__vlv_force_wake_get [i915]] *ERROR* Timed out: waiting
for Render to ack.
<3>[ 249.232659] [drm:__vlv_force_wake_get [i915]] *ERROR* Timed out: waiting
for Render to ack.
<3>[ 505.732108] [drm:__vlv_force_wake_get [i915]] *ERROR* Timed out: waiting
for Render to ack.
Intel_gpu_tools/igt_gem_reset_stats_ban-blt DMESG_WARN reboot
Intel_gpu_tools/igt_gem_reset_stats_ban-ctx-blt NSPT reboot
Intel_gpu_tools/igt_gem_reset_stats_ban-ctx-bsd NSPT reboot
Intel_gpu_tools/igt_gem_reset_stats_ban-ctx-render PASS
Intel_gpu_tools/igt_gem_reset_stats_ban-ctx-vebox NSPT reboot
Intel_gpu_tools/igt_gem_reset_stats_ban-render PASS
Intel_gpu_tools/igt_gem_reset_stats_ban-vebox NSPT reboot
Intel_gpu_tools/igt_gem_reset_stats_close-pending-blt DMESG_WARN
reboot
Intel_gpu_tools/igt_gem_reset_stats_close-pending-bsd DMESG_WARN
reboot
Intel_gpu_tools/igt_gem_reset_stats_close-pending-ctx-blt NSPT
reboot
Intel_gpu_tools/igt_gem_reset_stats_close-pending-ctx-bsd NSPT
reboot
Intel_gpu_tools/igt_gem_reset_stats_close-pending-ctx-render PASS
Intel_gpu_tools/igt_gem_reset_stats_close-pending-ctx-vebox NSPT
reboot
Intel_gpu_tools/igt_gem_reset_stats_close-pending-fork-blt PASS
Intel_gpu_tools/igt_gem_reset_stats_close-pending-fork-bsd PASS
Intel_gpu_tools/igt_gem_reset_stats_close-pending-fork-render PASS
Intel_gpu_tools/igt_gem_reset_stats_close-pending-fork-reverse-blt PASS
Intel_gpu_tools/igt_gem_reset_stats_close-pending-fork-reverse-bsd PASS
Intel_gpu_tools/igt_gem_reset_stats_close-pending-fork-reverse-render PASS
Intel_gpu_tools/igt_gem_reset_stats_close-pending-fork-reverse-vebox NSPT
reboot
Intel_gpu_tools/igt_gem_reset_stats_close-pending-fork-vebox NSPT
reboot
Intel_gpu_tools/igt_gem_reset_stats_close-pending-render PASS
Intel_gpu_tools/igt_gem_reset_stats_close-pending-vebox NSPT reboot
Intel_gpu_tools/igt_gem_reset_stats_params PASS
Intel_gpu_tools/igt_gem_reset_stats_params-ctx-blt NSPT reboot
Intel_gpu_tools/igt_gem_reset_stats_params-ctx-bsd NSPT reboot
Intel_gpu_tools/igt_gem_reset_stats_params-ctx-render PASS
Intel_gpu_tools/igt_gem_reset_stats_params-ctx-vebox NSPT reboot
Intel_gpu_tools/igt_gem_reset_stats_reset-count-blt PASS
Intel_gpu_tools/igt_gem_reset_stats_reset-count-bsd PASS
Intel_gpu_tools/igt_gem_reset_stats_reset-count-ctx-blt NSPT reboot
Intel_gpu_tools/igt_gem_reset_stats_reset-count-ctx-bsd NSPT reboot
Intel_gpu_tools/igt_gem_reset_stats_reset-count-ctx-render PASS
Intel_gpu_tools/igt_gem_reset_stats_reset-count-ctx-vebox NSPT
reboot
Intel_gpu_tools/igt_gem_reset_stats_reset-count-render PASS
Intel_gpu_tools/igt_gem_reset_stats_reset-count-vebox NSPT reboot
Intel_gpu_tools/igt_gem_reset_stats_reset-stats-blt DMESG_WARN
reboot
Intel_gpu_tools/igt_gem_reset_stats_reset-stats-bsd PASS
Intel_gpu_tools/igt_gem_reset_stats_reset-stats-ctx-blt NSPT reboot
Intel_gpu_tools/igt_gem_reset_stats_reset-stats-ctx-bsd NSPT reboot
Intel_gpu_tools/igt_gem_reset_stats_reset-stats-ctx-render PASS
Intel_gpu_tools/igt_gem_reset_stats_reset-stats-ctx-vebox NSPT
reboot
Intel_gpu_tools/igt_gem_reset_stats_reset-stats-render PASS
Intel_gpu_tools/igt_gem_reset_stats_reset-stats-vebox NSPT reboot
Intel_gpu_tools/igt_gem_reset_stats_unrelated-ctx-blt NSPT reboot
Intel_gpu_tools/igt_gem_reset_stats_unrelated-ctx-bsd NSPT reboot
Intel_gpu_tools/igt_gem_reset_stats_unrelated-ctx-render PASS
Intel_gpu_tools/igt_gem_reset_stats_unrelated-ctx-vebox NSPT reboot</pre>
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