Re: Next March 25: Boot failure on powerpc [recursive locking detected]

Stephen Rothwell
2009-03-27T05:56:24Z

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Hi all,

On Thu, 26 Mar 2009 08:50:03 -0500 James Bottomley <James.Bottomley@HansenPartnership.com> wrote:
>
> On Thu, 2009-03-26 at 12:04 +0530, Sachin Sant wrote:
> > Sachin Sant wrote:
> > > Today's next failed to boot on a powerpc box
> > > (Power6 blade IBM,7998-61X) with following recursive locking message.
> > >
> > > =============================================
> > > [ INFO: possible recursive locking detected ]
> > > 2.6.29-next-20090325 #1
> > After bisecting the failure seems to be because of the following
> > patch from James ( block: move SCSI timeout check into block )
> >
> > http://patchwork.kernel.org/patch/8017/
> >
> > If i back out the above mentioned patch, the machine boots fine
> > without any problems.
>
> Yes, that patch already got dropped for other reasons:
>
> http://marc.info/?t=123740773700002
>
> I'm going to see if I can redo it in a better way, since moving this
> type of timeout checking from scsi to block is a useful generalisation.

I will revert it from next-20090327 as well as it is still in the
for-next branch of the block tree.

--
Cheers,
Stephen Rothwell sfr@canb.auug.org.au
http://www.canb.auug.org.au/~sfr/

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