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<body><span class="vcard"><a class="email" href="mailto:jinxianx.guo@intel.com" title="Guo Jinxian <jinxianx.guo@intel.com>"> <span class="fn">Guo Jinxian</span></a>
</span> changed
<a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED --- - [PNV/IVB/HSW Regression]igt/kms_flip some subcases cause "WARNING: CPU: 1 PID: 5455 at drivers/gpu/drm/i915/i915_drv.c:1487 intel_suspend_complete+0x54a/0x58d [i915]()""
href="https://bugs.freedesktop.org/show_bug.cgi?id=82751">bug 82751</a>
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<th>What</th>
<th>Removed</th>
<th>Added</th>
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<td style="text-align:right;">Summary</td>
<td>[PNV/IVB Regression]igt/kms_flip some subcases cause "WARNING: CPU: 1 PID: 5455 at drivers/gpu/drm/i915/i915_drv.c:1487 intel_suspend_complete+0x54a/0x58d [i915]()"
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<td>[PNV/IVB/HSW Regression]igt/kms_flip some subcases cause "WARNING: CPU: 1 PID: 5455 at drivers/gpu/drm/i915/i915_drv.c:1487 intel_suspend_complete+0x54a/0x58d [i915]()"
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<b><a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED --- - [PNV/IVB/HSW Regression]igt/kms_flip some subcases cause "WARNING: CPU: 1 PID: 5455 at drivers/gpu/drm/i915/i915_drv.c:1487 intel_suspend_complete+0x54a/0x58d [i915]()""
href="https://bugs.freedesktop.org/show_bug.cgi?id=82751#c4">Comment # 4</a>
on <a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED --- - [PNV/IVB/HSW Regression]igt/kms_flip some subcases cause "WARNING: CPU: 1 PID: 5455 at drivers/gpu/drm/i915/i915_drv.c:1487 intel_suspend_complete+0x54a/0x58d [i915]()""
href="https://bugs.freedesktop.org/show_bug.cgi?id=82751">bug 82751</a>
from <span class="vcard"><a class="email" href="mailto:jinxianx.guo@intel.com" title="Guo Jinxian <jinxianx.guo@intel.com>"> <span class="fn">Guo Jinxian</span></a>
</span></b>
<pre>The failure is able reproduce on HSW on latest
-nightly(49ceddc7b3b0e3f7eb21b9fb4c9b840cff630047), but the CallTrace unable to
reproduce.
[root@x-hsw24 tests]# ./kms_flip --run-subtest
vblank-vs-dpms-suspend-interruptible
IGT-Version: 1.7-g4d2f511 (x86_64) (Linux:
3.17.0-rc1_drm-intel-nightly_49cedd_20140821+ x86_64)
Using monotonic timestamps
Beginning vblank-vs-dpms-suspend-interruptible on crtc 7, connector 18
1024x768 60 1024 1048 1184 1344 768 771 777 806 0xa 0x40 65000
.rtcwake: wakeup from "mem" using /dev/rtc0 at Thu Aug 21 02:50:09 2014
.rtcwake: wakeup from "mem" using /dev/rtc0 at Thu Aug 21 02:50:41 2014
Test assertion failure function check_state, file kms_flip.c:557:
Failed assertion: timercmp(&es->last_received_ts, &es->current_ts, <)
Last errno: 4, Interrupted system call
vblank ts before the vblank was issued!
timerdiff -1s, 993213us
Subtest vblank-vs-dpms-suspend-interruptible: FAIL
[root@x-hsw24 tests]# dmesg -r|egrep "<[1-4]>"|grep drm
[root@x-hsw24 tests]#</pre>
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