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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - [BAT][CTG] rtcwake failed with 256"
href="https://bugs.freedesktop.org/show_bug.cgi?id=102102#c8">Comment # 8</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - [BAT][CTG] rtcwake failed with 256"
href="https://bugs.freedesktop.org/show_bug.cgi?id=102102">bug 102102</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 Chris Wilson from <a href="show_bug.cgi?id=102102#c7">comment #7</a>)
<span class="quote">> Similar wait-on-io hang to <a href="mailto:5912148.iRCpNe8Dyb@natalenko.name">5912148.iRCpNe8Dyb@natalenko.name</a>
>
> "Hello Jens, Christoph.
>
> Unfortunately, even with "block: disable runtime-pm for blk-mq" patch applied
> blk-mq breaks suspend to RAM for me. It is reproducible on my laptop as well
> as in a VM."
>
> Disabling blk-mq seems like something to try, see Maarten's reply.</span >
We already have this workaround set on all our machines, so this is not the
issue.
The bug is also seen here:
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<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_2968/shard-hsw3/igt@drv_suspend@debugfs-reader-hibernate.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_2968/shard-hsw3/igt@drv_suspend@debugfs-reader-hibernate.html</a>
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<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_2968/shard-hsw4/igt@drv_suspend@fence-restore-tiled2untiled-hibernate.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_2968/shard-hsw4/igt@drv_suspend@fence-restore-tiled2untiled-hibernate.html</a>
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<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_2968/shard-hsw5/igt@drv_suspend@fence-restore-untiled-hibernate.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_2968/shard-hsw5/igt@drv_suspend@fence-restore-untiled-hibernate.html</a>
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<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_2968/shard-hsw3/igt@gem_exec_suspend@basic-S4.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_2968/shard-hsw3/igt@gem_exec_suspend@basic-S4.html</a>
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<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_2968/shard-hsw6/igt@drv_suspend@sysfs-reader-hibernate.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_2968/shard-hsw6/igt@drv_suspend@sysfs-reader-hibernate.html</a>
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<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_2968/shard-hsw3/igt@drv_suspend@forcewake-hibernate.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_2968/shard-hsw3/igt@drv_suspend@forcewake-hibernate.html</a></pre>
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