[Intel-gfx] [BUGFIX] drm/i915: Fix for VBT expected size

[Mika Kahola]

On Wed, 2015-08-12 at 15:43 +0200, Daniel Vetter wrote:
> On Wed, Aug 12, 2015 at 04:42:53PM +0300, Jani Nikula wrote:
> > On Wed, 12 Aug 2015, Daniel Vetter <daniel at ffwll.ch> wrote:
> > > On Tue, Aug 11, 2015 at 04:49:33PM +0300, Mika Kahola wrote:
> > >> Depending on the VBT BDB version the maximum size
> > >> can be up to 38 bytes.
> > >> 
> > >> This fix increases the maximum of the VBT expected size
> > >> from 33 bytes to 38 bytes and by doing so cures the kernel
> > >> hang on BSW box.
> > >> 
> > >> Signed-off-by: Mika Kahola <mika.kahola at intel.com>
> > >
> > > We already have David's patch in -fixes, how does this relate? How does it
> > > blow up? Is this a regression? If so which commit created it? Where's the
> > > bugzilla link from QA?
> > 
> > There's no bugzilla link from QA because Mika found the bug and I told
> > him to just send the patch.
> 
> so bsw doesn't boot and QA didn't notice? That's fail too, just different
> kind of fail ...
> -Daniel
Well, there is now a bug report now which can be found

https://bugs.freedesktop.org/show_bug.cgi?id=91613

In addition, David refined his patch series, which relates to this issue
and therefore my bugfix can be ignored.
 
https://patchwork.freedesktop.org/patch/56911/

-Mika-