[Ksummit-2012-discuss] [ATTEND] kernel core dump and "dying breath"

Arnd Bergmann arnd at arndb.de
Fri Jun 22 20:46:10 UTC 2012

On Friday 22 June 2012, Matthew Garrett wrote:
> On Thu, Jun 21, 2012 at 04:59:52PM -0700, H. Peter Anvin wrote:
> > It is something I and Dirk Hohndel have been messing with from time to
> > time.  Unfortunately it appears that most QR encoders and/or decoders
> > don't handle large data symbols very well, and a lot of them only handle
> > plain ASCII modes.  This isn't inherently a showstopper -- we really
> > only need one known reliable encoder and decoder.  Doing an encoder
> > isn't very hard, but doing a decoder that can accept photographs taken
> > under non-ideal conditions is harder.
> The decoder problem is already solved. Just embed it as a link and 
> provide a web service for decoding the backtrace and then people can use 
> their existing smartphone QR software.

I believe it was Will Deacon and Marc Zyngier who did a prototype of this
during Linaro Connect in Hong Kong.


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