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<body><span class="vcard"><a class="email" href="mailto:ming.yao@intel.com" title="yaoming <ming.yao@intel.com>"> <span class="fn">yaoming</span></a>
</span> changed
<a class="bz_bug_link
bz_status_VERIFIED bz_closed"
title="VERIFIED FIXED - [SNB/BDW Regression]igt/kms_flip/vblank-vs-modeset-suspend causes "WARNING: CPU: 2 PID: 1051 at drivers/gpu/drm/i915/i915_irq.c:267 intel_gen6_powersave_work+0xa49/0xf1e [i915]()""
href="https://bugs.freedesktop.org/show_bug.cgi?id=80376">bug 80376</a>
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<tr>
<th>What</th>
<th>Removed</th>
<th>Added</th>
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<td style="text-align:right;">CC</td>
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<td>ming.yao@intel.com
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<b><a class="bz_bug_link
bz_status_VERIFIED bz_closed"
title="VERIFIED FIXED - [SNB/BDW Regression]igt/kms_flip/vblank-vs-modeset-suspend causes "WARNING: CPU: 2 PID: 1051 at drivers/gpu/drm/i915/i915_irq.c:267 intel_gen6_powersave_work+0xa49/0xf1e [i915]()""
href="https://bugs.freedesktop.org/show_bug.cgi?id=80376#c10">Comment # 10</a>
on <a class="bz_bug_link
bz_status_VERIFIED bz_closed"
title="VERIFIED FIXED - [SNB/BDW Regression]igt/kms_flip/vblank-vs-modeset-suspend causes "WARNING: CPU: 2 PID: 1051 at drivers/gpu/drm/i915/i915_irq.c:267 intel_gen6_powersave_work+0xa49/0xf1e [i915]()""
href="https://bugs.freedesktop.org/show_bug.cgi?id=80376">bug 80376</a>
from <span class="vcard"><a class="email" href="mailto:ming.yao@intel.com" title="yaoming <ming.yao@intel.com>"> <span class="fn">yaoming</span></a>
</span></b>
<pre>I tested it on the latest
drm-intel-nightly(8980a4380b606860ba0165ed0156a64e79109677)
commit 8980a4380b606860ba0165ed0156a64e79109677
Author: Daniel Vetter <<a href="mailto:daniel.vetter@ffwll.ch">daniel.vetter@ffwll.ch</a>>
Date: Mon Aug 4 17:24:12 2014 +0200
drm-intel-nightly: 2014y-08m-04d-17h-23m-47s integration manifest
root@x-bdw05:/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests# ./kms_flip
--run-
subtest vblank-vs-modeset-suspend
IGT-Version: 1.7-gac31f19 (x86_64) (Linux:
3.16.0-rc6_drm-intel-nightly_8980a4_2
0140805+ x86_64)
Using monotonic timestamps
Beginning vblank-vs-modeset-suspend on crtc 7, connector 18
1920x1080 60 1920 1966 1996 2080 1080 1082 1086 1112 0xa 0x48 138780
.rtcwake: assuming RTC uses UTC ...
rtcwake: wakeup from "mem" using /dev/rtc0 at Tue Jan 30 03:15:15 2001
.rtcwake: assuming RTC uses UTC ...
rtcwake: wakeup from "mem" using /dev/rtc0 at Tue Jan 30 03:15:47 2001
vblank-vs-modeset-suspend on crtc 7, connector 18: PASSED
Beginning vblank-vs-modeset-suspend on crtc 11, connector 18
1920x1080 60 1920 1966 1996 2080 1080 1082 1086 1112 0xa 0x48 138780
.rtcwake: assuming RTC uses UTC ...
rtcwake: wakeup from "mem" using /dev/rtc0 at Tue Jan 30 03:16:19 2001
.rtcwake: assuming RTC uses UTC ...
rtcwake: wakeup from "mem" using /dev/rtc0 at Tue Jan 30 03:16:51 2001
vblank-vs-modeset-suspend on crtc 11, connector 18: PASSED
Beginning vblank-vs-modeset-suspend on crtc 15, connector 18
1920x1080 60 1920 1966 1996 2080 1080 1082 1086 1112 0xa 0x48 138780
.rtcwake: assuming RTC uses UTC ...
rtcwake: wakeup from "mem" using /dev/rtc0 at Tue Jan 30 03:17:23 2001
.rtcwake: assuming RTC uses UTC ...
rtcwake: wakeup from "mem" using /dev/rtc0 at Tue Jan 30 03:17:55 2001
vblank-vs-modeset-suspend on crtc 15, connector 18: PASSED
Subtest vblank-vs-modeset-suspend: SUCCESS
root@x-bdw05:/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests# dmesg | grep
WARNING
[ 531.798589] WARNING: CPU: 3 PID: 4466 at
drivers/gpu/drm/i915/intel_uncore.c:528
hsw_unclaimed_reg_debug.isra.11+0x62/0x72 [i915]()
[ 531.805432] WARNING: CPU: 2 PID: 4451 at drivers/pnp/pnpacpi/core.c:76
pnpacpi_s et_resources+0x88/0x12e()
[ 533.704906] WARNING: CPU: 0 PID: 4461 at
drivers/gpu/drm/i915/intel_uncore.c:528
hsw_unclaimed_reg_debug.isra.11+0x62/0x72 [i915]()
[ 535.626471] WARNING: CPU: 3 PID: 4471 at
drivers/gpu/drm/i915/intel_uncore.c:528
hsw_unclaimed_reg_debug.isra.11+0x62/0x72 [i915]()
[ 537.556136] WARNING: CPU: 3 PID: 4477 at
drivers/gpu/drm/i915/intel_uncore.c:528
hsw_unclaimed_reg_debug.isra.11+0x62/0x72 [i915]()
[ 539.501702] WARNING: CPU: 1 PID: 4465 at
drivers/gpu/drm/i915/intel_uncore.c:528
hsw_unclaimed_reg_debug.isra.11+0x62/0x72 [i915]()
[ 541.446326] WARNING: CPU: 2 PID: 4501 at
drivers/gpu/drm/i915/intel_uncore.c:528
hsw_unclaimed_reg_debug.isra.11+0x62/0x72 [i915]()</pre>
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