Re: [Bug #12872] pwc mmap always fails with EAGAIN

Ingo Molnar
2009-03-22T14:45:16Z

* Alan Cox <alan-qBU/x9rampVanCEyBjwyrvXRex20P6io@public.gmane.org> wrote:

> On Sun, 22 Mar 2009 13:37:35 +0100
> Markus <M4rkusXXL-S0/GAf8tV78@public.gmane.org> wrote:
>
> > > This message has been generated automatically as a part of a report
> > > of recent regressions.
> > >
> > > The following bug entry is on the current list of known regressions
> > > from 2.6.28. Please verify if it still should be listed and let me
> > know
> > > (either way).
> > >
> > >
> > > Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=12872
> > > Subject : pwc mmap always fails with EAGAIN
> > > Submitter : Markus <M4rkusXXL-S0/GAf8tV78@public.gmane.org>
> > > Date : 2009-03-14 16:42 (8 days old)
> > > References : http://marc.info/?l=linux-kernel&m=123704902201378&w=4
> >
> > Still valid for 2.6.29-rc8-git5.
>
> And not really likely to change until someone with a pwc camera adds lots
> of printks to the code to work out why this happens.

Or does a bisection to figure out the bad commit, because the report
says that 2.6.28 worked.

The 'howto bisect' portion of:

http://www.kernel.org/doc/local/git-quick.html

Ingo