Re: [GIT PULL] Core block IO bits for 2.6.39 - early Oops

Markus Trippelsdorf
2011-03-25T15:58:25Z

On 2011.03.25 at 16:51 +0100, Jens Axboe wrote:
> On 2011-03-25 15:28, Markus Trippelsdorf wrote:
> > On 2011.03.25 at 15:20 +0100, Jens Axboe wrote:
> >> On 2011-03-25 15:14, Markus Trippelsdorf wrote:
> >>> On 2011.03.25 at 15:10 +0100, Jens Axboe wrote:
> >>>> On 2011-03-25 14:09, Markus Trippelsdorf wrote:
> >>>>> On 2011.03.25 at 13:44 +0100, Jens Axboe wrote:
> >>>>>> On 2011-03-25 10:57, Markus Trippelsdorf wrote:
> >>>>>>>
> >>>>>>> Reverting it solves all problems here.
> >>>>>>
> >>>>>> Can you try this one?
> >>>>>
> >>>>> This one doesn't help; I still get the same BUG.
> >>>>>
> >>>>> BTW if you're having trouble reproducing this, here is the only non
> >>>>> stock xfs option that I use on the affected partitions:
> >>>>>
> >>>>> noatime,logbsize=262144
> >>>>
> >>>> This?
> >>>
> >>> No.
> >>
> >> Lets expand the scope a bit, this one?
> >
> > No. And setting CONFIG_PREEMPT_NONE also doesn't help.
> >
>
> Does this work? I'm actually relieved that the preempt was a red
> herring. I had earlier convinced myself that it was all safe without
> that mucking around with preempt counts.

Finally: YES.
Many thanks Jens.

--
Markus