[PATCH 0/2][concept RFC] x86: BIOS-save kernel log to disk upon panic

[Dave Jones]

On Wed, Jan 26, 2011 at 03:07:44PM -0800, Luck, Tony wrote:
 > >- The latest approach (proposed by Linus) is to forget the disk: jump to
 > >  real-mode, but display the kernel log in a fancy format (with scroll
 > >  ups and downs) instead.
 > 
 > A while ago (first Plumbers conference?) someone was talking about
 > using a 2-d barcode to display the tail of the kernel log & oops
 > register data - with the plan that you could capture the image with
 > a cell phone camera, and then get all the oops data without worrying
 > about transcription errors as you wrote down & re-typed all the hex.
 > 
 > Anyone know what happened to that plan?

How is this more useful than a photograph of the backtrace ?

	Dave