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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - two external screens permanently go blank on HP EliteBook Folio G1"
href="https://bugs.freedesktop.org/show_bug.cgi?id=108462#c10">Comment # 10</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - two external screens permanently go blank on HP EliteBook Folio G1"
href="https://bugs.freedesktop.org/show_bug.cgi?id=108462">bug 108462</a>
from <span class="vcard"><a class="email" href="mailto:johannes@sipsolutions.net" title="Johannes Berg <johannes@sipsolutions.net>"> <span class="fn">Johannes Berg</span></a>
</span></b>
<pre>(In reply to Imre Deak from <a href="show_bug.cgi?id=108462#c9">comment #9</a>)
<span class="quote">> The log at
> <a href="https://bugs.freedesktop.org/attachment.cgi?id=142054">https://bugs.freedesktop.org/attachment.cgi?id=142054</a>
> has pipe underruns on all 3 pipes, so I suspect some watermark problem.
>
> The log at
> <a href="https://bugs.freedesktop.org/attachment.cgi?id=142057">https://bugs.freedesktop.org/attachment.cgi?id=142057</a>
> doesn't have any obvious issues, </span >
I'm pretty sure that the second log had the issue at least once.
<span class="quote">> but that could just be due to underrun
> reporting being disabled at that time.</span >
but I suppose that's possible.
<span class="quote">> Any chance that you could do a bisect?</span >
Technically yes, since I know it was fine around 4.15 time-frame, but it'll
take ... forever, especially on this machine. Any other ideas would be nicer...
:-)</pre>
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