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<b><a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO --- - [HSW] kms_flip hangs the machine"
href="https://bugs.freedesktop.org/show_bug.cgi?id=72917#c12">Comment # 12</a>
on <a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO --- - [HSW] kms_flip hangs the machine"
href="https://bugs.freedesktop.org/show_bug.cgi?id=72917">bug 72917</a>
from <span class="vcard"><a class="email" href="mailto:ben@bwidawsk.net" title="Ben Widawsky <ben@bwidawsk.net>"> <span class="fn">Ben Widawsky</span></a>
</span></b>
<pre>(In reply to <a href="show_bug.cgi?id=72917#c10">comment #10</a>)
<span class="quote">> (In reply to <a href="show_bug.cgi?id=72917#c7">comment #7</a>)
> >
> > I can still get the backtrace even after reverting the revert :(
> >
> > How can I help debug this?
>
> Backtrace and hang I presume? I wonder if we have two problems then.
> Reverting this definitely fixes the problem for me.
>
> Can you please try:
> <a href="http://cgit.freedesktop.org/~bwidawsk/drm-intel/log/?h=vacation-nightly">http://cgit.freedesktop.org/~bwidawsk/drm-intel/log/?h=vacation-nightly</a>
>
> and in addition, revert bfca05275a594920ad5111f5a23ec6fadc0d0780 on top of
> that?</span >
BTW, to bisect this, I had been using:
sudo ./tests/kms_flip --run-subtest flip-vs-panning-vs-hang</pre>
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