[Bug 82439] [ivb bisected regression] Dell Latitude 6430u failed to boot without nomodeset - since 3.16-rc5

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=82439

--- Comment #14 from Lv Zheng <lv.zheng at intel.com> ---
(In reply to comment #11)
> Created attachment 105784 [details] [review]
> reorder vgacon vs fbdev kicking
> 
> Interesting indeed ...
> 
> A few things to test:
> - On a broken kernel, what happens when you rebuild with CONFIG_FB_VGA16=n?
I can successfully switch to the i915 module.
Find the dmesg in comment 12, attachment 105949.
> - Please attach the dmesg log from a working kernel.
I'm not sure if you mean you want something like comment 12, attachment 105949
here.
> - Please test the attached patch.
I can successfully switch to the i915 module with CONFIG_FB_VGA16=y.
Find the dmesg in comment 13, attachment 105950.
Well, I'm not sure if this is the root cause, but this patch can really prevent
what I sufferred from from happenning. :)

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