[patch] cciss dequeue race fix (was Re: preempt-patch cleared of blame)

From: Jens Axboe (axboe@suse.de)
Date: Thu Nov 08 2001 - 06:41:02 EST

On Thu, Nov 08 2001, Jens Axboe wrote:
> On Thu, Nov 08 2001, Ingo Molnar wrote:
> >
> > On Thu, 8 Nov 2001, Jens Axboe wrote:
> >
> > > On Wed, Nov 07 2001, J Sloan wrote:
> > > > I think there may be a problem with the
> > > > compaq smart/2p raid drivers, since
> > > > the "do_ida_intr" code keeps showing
> > > > up in the oops, and I have not seen a
> > > > problem with 2.4.14 on any other system.
> > >
> > > Does this fix it?
> >
> > it did the trick on my system, which used to oops in/around do_ida_intr as
> > well.
>
> Good, so it was a dequeue race. Thanks Ingo.

BTW, cciss has a similar race. 

-- 
Jens Axboe
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