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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - [CI][BAT] igt@*pm_rpm@* - incomplete"
href="https://bugs.freedesktop.org/show_bug.cgi?id=108840#c28">Comment # 28</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - [CI][BAT] igt@*pm_rpm@* - incomplete"
href="https://bugs.freedesktop.org/show_bug.cgi?id=108840">bug 108840</a>
from <span class="vcard"><a class="email" href="mailto:martin.peres@free.fr" title="Martin Peres <martin.peres@free.fr>"> <span class="fn">Martin Peres</span></a>
</span></b>
<pre>(In reply to Anshuman Gupta from <a href="show_bug.cgi?id=108840#c26">comment #26</a>)
<span class="quote">> (In reply to Martin Peres from <a href="show_bug.cgi?id=108840#c19">comment #19</a>)
> > (In reply to Martin Peres from <a href="show_bug.cgi?id=108840#c18">comment #18</a>)
> > > Seems like the common denominator is that i915_gem_wait_for_idle() hangs (or
> > > never completes), which triggers a hang, which reboots the machine because
> > > CI sets panic=1.
> > >
> > > There is an assumption that a page fault happening in the ACPI idle driver
> > > might be responsible for this, but I'm CC:ing Francesco to verify that the
> > > logic is sound with his engineers, while waiting for the ACPI driver fixes
> > > to be ready and landed in Linux.
> >
> > Daniel Vetter suggests that we should write a patch for core-for-CI that
> > disables the ACPI driver for ICL only. Who is a taker?
>
> patch is ready, if we disable ACPI idle driver, there is no idle driver
> available for ICL, so as consequence of it cpu idle also gets disabled
> completely.
>
> As it is a hack, is it ok to send this patch to Intel-gfx
> <<a href="mailto:intelgfx-@lists.freedesktop.org">intelgfx-@lists.freedesktop.org</a>> ?</span >
Yes, please explain why you are doing this, and that this is for the
core-for-CI, and ICL-only. This will give you some testing and you can get
comments also on this :)</pre>
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