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<body><span class="vcard"><a class="email" href="mailto:bin.a.xu@intel.com" title="xubin <bin.a.xu@intel.com>"> <span class="fn">xubin</span></a>
</span> changed
<a class="bz_bug_link
bz_status_NEW "
title="NEW - [SNB]System fails to suspend from second time in "drm_suspend_s3" test"
href="https://bugs.freedesktop.org/show_bug.cgi?id=90253">bug 90253</a>
<br>
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<tr>
<th>What</th>
<th>Removed</th>
<th>Added</th>
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<td style="text-align:right;">Status</td>
<td>NEEDINFO
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<td>NEW
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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - [SNB]System fails to suspend from second time in "drm_suspend_s3" test"
href="https://bugs.freedesktop.org/show_bug.cgi?id=90253#c3">Comment # 3</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - [SNB]System fails to suspend from second time in "drm_suspend_s3" test"
href="https://bugs.freedesktop.org/show_bug.cgi?id=90253">bug 90253</a>
from <span class="vcard"><a class="email" href="mailto:bin.a.xu@intel.com" title="xubin <bin.a.xu@intel.com>"> <span class="fn">xubin</span></a>
</span></b>
<pre>Test with the latest drm-intel-nightly kernel(commit
2a36ab374449e3794b4be6be01f1a47cb6ee5b83)on SNB platform,the issue still exist.
Bisect result:
Bisect shows 5c5f645773b6d147bf68c350674dc3ef4f8de83d is the first bad commit.
commit 5c5f645773b6d147bf68c350674dc3ef4f8de83d
Author: Daniel Vetter <<a href="mailto:daniel.vetter@ffwll.ch">daniel.vetter@ffwll.ch</a>>
Date: Tue Apr 14 17:35:14 2015 +0200
drm/i915: Unify aliasing ppgtt handling
With the dynamic pagetable alloc code aliasing ppgtt special-cases
where again mixed in all over the place with the low-level init code.
Extract the va preallocation and clearing again into the common code
where aliasing ppgtt gets set up.
Note that with this we don't set the size of the aliasing ppgtt to the
size of the parent ggtt address space. Which isn't required at all
since except for the ppgtt setup/cleanup code no one ever looks at
this.
Reviewed-by: Mika Kuoppala <<a href="mailto:mika.kuoppala@intel.com">mika.kuoppala@intel.com</a>>
Signed-off-by: Daniel Vetter <<a href="mailto:daniel.vetter@intel.com">daniel.vetter@intel.com</a>></pre>
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