On Fri, Sep 14, 2012 at 12:13:21PM -0600, Bjorn Helgaas wrote:
> On Thu, Aug 23, 2012 at 3:35 PM, Tejun Heo <t...@kernel.org> wrote:
> > pci_call_probe() uses work_on_cpu(), which creates and tears down a
> > full kthread on each call, to invoke ->probe() on node local CPU for
> > allocation affinity.
> >
> > The same goal can easily be achieved using a work item.  This patch
> > rewrites pci_call_probe() so that it uses a work item instead of
> > work_on_cpu().
> >
> > Note that the function is restructured for simplicity.  This adds
> > get/put_online_cpus() pair for devices without node but the overhead
> > of doing so isn't anything material at this level.
> >
> > Signed-off-by: Tejun Heo <t...@kernel.org>
> 
> I applied this to my "next" branch and pushed it.  Thanks!

Can you please drop / revert this one?  It seems we need work_on_cpu()
after all and I'm gonna reimplement it in sane way.

Sorry about the trouble.

-- 
tejun
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