On Thursday 04 September 2008 19:29:36 Arjan van de Ven wrote:
quoted text
> On Thu, 04 Sep 2008 18:46:52 +0200
>
> Bernd Schubert <bs@q-leap.de> wrote:
> > Hello,
> >
> > up to 2.6.22 the -mm series had these nice frame unwinder patches,
> > which gave beautiful stack traces. Unfortunately these frame unwinder
> > patches seem to have been dropped :(
> >
> > Anyone still maintaining updated patches?
> >
> > Probably all the "?" lines shouldn't be printed.
>
> printing the ? lines is the result of a compromise between getting the
> most reliable information out of a stack trace, and getting a useful
> data for the case where not everything is going as well as it should.
>
> not printing the ? would be trivial (for some backtraces we do that),
> but so far hasn't been seen as desirable because you lose information
> in those hard-to-debug cases when you need anything you can get from
> the backtrace.

I see your point, but in most cases it is rather annoying.


Bernd

-- 
Bernd Schubert
Q-Leap Networks GmbH
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