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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [Ubuntu userspace upgrade 13.04 -> 13.10][regression] NV34 card fails to properly resume."
href="https://bugs.freedesktop.org/show_bug.cgi?id=71116#c10">Comment # 10</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [Ubuntu userspace upgrade 13.04 -> 13.10][regression] NV34 card fails to properly resume."
href="https://bugs.freedesktop.org/show_bug.cgi?id=71116">bug 71116</a>
from <span class="vcard"><a class="email" href="mailto:emil.l.velikov@gmail.com" title="Emil Velikov <emil.l.velikov@gmail.com>"> <span class="fn">Emil Velikov</span></a>
</span></b>
<pre>(In reply to <a href="show_bug.cgi?id=71116#c6">comment #6</a>)
<span class="quote">> Created <span class=""><a href="attachment.cgi?id=88546" name="attach_88546" title="2_Attempt to resume (nouveau.agpmode=0)">attachment 88546</a> <a href="attachment.cgi?id=88546&action=edit" title="2_Attempt to resume (nouveau.agpmode=0)">[details]</a></span>
> 2_Attempt to resume (nouveau.agpmode=0)
>
> Survives one cycle since I did this from SSH with `pm-hibernate`. Apparently
> Xorg only locksup on resume because of xscreensaver if I press the button in
> XFCE.</span >
I had a strange feeling that mesa is involved :\
If you're up for it you can {re,}move nouveau_dri.so (the 3g/gl "driver") and
confirm it that fixes your s2ram problems.
Note your CPU usage may sky-rocket (the system will fall back to software GL
rendering).
(In reply to <a href="show_bug.cgi?id=71116#c9">comment #9</a>)
[...]
<span class="quote">> I'm not totally against bisecting these source packages, but that will then
> be a longterm thing. Furthermore, is all of mesa required? (i.e. I'm not
> using a compositing desktop for that matter (just XFCE)).
> </span >
Before bisecting anything I would suggest that you absolutely make sure that
you know which package broke things - mesa, xserver-xorg-core,
xserver-xorg-video-nouveau and/or other.
When going through mesa, make sure that you keep all the packages at the same
version.
Here is a crash course of what the different mesa packages provide
Essential parts
* libgl1-mesa-glx -> libGL provider
* libgl1-mesa-dri -> provides the "hardware accelerated drivers"
* libglapi-mesa -> dispatch library
Extra (your system may require one or both depending on what software you have)
* libgbm1
* libegl1-mesa -> libEGL provider
Other
* libopenvg1-mesa -> libOpenVG, afaik noone uses this
* mesa-common-dev -> headers
Not part of mesa (but have mesa in the package name :P)
* libglu1-mesa -> minor suspect
* mesa-utils -> highly unlikely to be related
Have fun :)</pre>
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