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SubjectRe: [bug] as_merged_requests(): possible recursive locking detected
On Fri, Feb 01 2008, Ingo Molnar wrote:
>
> * Jens Axboe <jens.axboe@oracle.com> wrote:
>
> > On Fri, Feb 01 2008, Ingo Molnar wrote:
> > >
> > > * Jens Axboe <jens.axboe@oracle.com> wrote:
> > >
> > > > Are you sure this triggered with the as fixup in place? It looks like
> > > > the same bug.
> > >
> > > most definitely a separate bug.
> >
> > yeah, I didn't read it carefully enough. Nikanth found the reason.
>
> /me processes his mbox some more and sees the mails
>
> am i right that lockdep complained about real lockup potential here?
> (i.e. it caught a real bug) So there's no need to change anything on the
> lockdep side, right?

Right, no bug in lockdep, the locking code and swap_io_context() are
just screwed up.

--
Jens Axboe



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