Re: [PATCH v5] SCSI host lock push-down

James Bottomley
2010-11-16T17:37:00Z

On Tue, 2010-11-16 at 09:25 -0800, Linus Torvalds wrote:
> On Mon, Nov 15, 2010 at 11:10 PM, Jeff Garzik <jeff@garzik.org> wrote:
> >
> > Move the mid-layer's ->queuecommand() invocation from being locked
> > with the host lock to being unlocked to facilitate speeding up the
> > critical path for drivers who don't need this lock taken anyway.
>
> Looks ok to me. How should I take this? Just as a patch? Or should it
> go through the scsi tree?

I was thinking through next for a few days to see if anything breaks in
the architectures with scsi drivers we can't compile on x86 ... but
realistically that will happen in -rcX as well, so I'm happy either way.

James