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SubjectRe: [OOPS] 2.6.11 - NMI lockup with CFQ scheduler
On Thu, Apr 07 2005, James Bottomley wrote:
> On Thu, 2005-04-07 at 14:22 +0100, Christoph Hellwig wrote:
> > Do we really need the sdev_lock pointer? There's just a single place
> > where we're using it and the code would be much more clear if it had just
> > one name.
> Humour me for a while. I don't believe we have any way the lock can be
> used after calling queue free, but nulling the sdev_lock pointer will
> surely catch them. If nothing turns up after a few kernel revisions,
> feel free to kill it.

I think Christophs point is that why add sdev_lock as a pointer, instead
of just killing it? It's only used in one location, so it's not really
that confusing (and a comment could fix that).

Jens Axboe

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