Re: [patch 2/3] blk/mq/cpu-notif: Convert to hotplug state machine

From: Thomas Gleixner
Date: Mon Sep 19 2016 - 19:39:51 EST

On Tue, 20 Sep 2016, Christoph Hellwing wrote:

> On Mon, Sep 19, 2016 at 09:28:20PM -0000, Thomas Gleixner wrote:
> > From: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>
> >
> > Install the callbacks via the state machine so we can phase out the cpu
> > hotplug notifiers..
> Didn't Sebastian come up with a version of the hotplug state callbacks
> that can be per-object? This seems to be a perfect candidate for that.

Indeed. I wrote that myself and forgot about it already..... :(

So yes, we can use that and get rid of blk-mq-cpu.c completely.