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<b><a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED --- - [945gm regression] LVDS boots to blank screen"
href="https://bugs.freedesktop.org/show_bug.cgi?id=53926#c49">Comment # 49</a>
on <a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED --- - [945gm regression] LVDS boots to blank screen"
href="https://bugs.freedesktop.org/show_bug.cgi?id=53926">bug 53926</a>
from <span class="vcard"><a class="email" href="mailto:daniel@ffwll.ch" title="Daniel Vetter <daniel@ffwll.ch>"> <span class="fn">Daniel Vetter</span></a>
</span></b>
<pre><span class="quote">> --- <a href="show_bug.cgi?id=53926#c48">Comment #48</a> from Nathan Schulte <<a href="mailto:nmschulte@gmail.com">nmschulte@gmail.com</a>> ---
> A few of the chosen bisection points would cause kernel panics from DRM/i915,
> so I skipped these. At some point, much before the vanilla that the Debian 3.7
> kernel is built upon, the issue appears to have been fixed. How can that be?
> Could there be multiple regressions causing and subsequently fixing this issue
> throughout the history?</span >
Are you sure that the fixed versions are really included in 3.7? Since
the drm-intel-next tree for e.g. 3.8 is usually based on some 3.6-rc
kernel, git bisect can let you test kernel versions based on 3.6-rc
kernels. But the actual set of patches is only included in 3.8, not
3.7.
To check such a case run
$ git tag --contains <commit-id>
it'll list all the version tags which contain the given commit. If 3.7
is not among them, then it's just the branch-y nature of git messing
around with you ;-) Can you please check that and if it's just that,
continue the bisect?</pre>
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