Re: [Bug #15805] reiserfs locking

Ingo Molnar
2010-07-10T07:06:50Z

* Frederic Weisbecker <fweisbec-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> wrote:

> On Sat, Jul 10, 2010 at 02:33:24AM +0200, Rafael J. Wysocki wrote:
> > This message has been generated automatically as a part of a report
> > of regressions introduced between 2.6.33 and 2.6.34.
> >
> > The following bug entry is on the current list of known regressions
> > introduced between 2.6.33 and 2.6.34. Please verify if it still should
> > be listed and let the tracking team know (either way).
> >
> >
> > Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=15805
> > Subject : reiserfs locking
> > Submitter : Alexander Beregalov <a.beregalov-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
> > Date : 2010-04-15 21:02 (86 days old)
> > Message-ID : <t2ka4423d671004151402n7b2dc425mdc9c6bb9640d63fb-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
> > References : http://marc.info/?l=linux-kernel&m=127136535323933&w=2
> > Handled-By : Frederic Weisbecker <fweisbec-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
>
>
> It's a duplicate of 16334. Or rather 16334 is a duplicate of this
> but the discussion about the issue was more developped in 16334.
>
> Anyway this is not a regression (at least not recent) and the fix
> from Al is in the vfs tree in the for-next branch on commit
> 6c2bdaf089a3876226893fab00dd83596c465ad2
> "Fix reiserfs_file_release()"

Since it's a reproducible deadlock maybe the fix should go upstream faster
than v2.6.36?

Thanks,

Ingo