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

From	Thomas Gleixner <tglx@linutronix.de>
Newsgroups	linux.kernel
Subject	Re: [patch 2/3] blk/mq/cpu-notif: Convert to hotplug state machine
Date	2016-09-20 01:40 +0200
Message-ID	<sjgkh-3D7-7@gated-at.bofh.it> (permalink)
References	<sjes9-2tY-13@gated-at.bofh.it> <sjes9-2tY-27@gated-at.bofh.it> <sjfey-31p-11@gated-at.bofh.it>
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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@linutronix.de>
> > 
> > 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.

Thanks,

	tglx

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[patch 0/3] block/mq: Convert to the new hotplug state machine Thomas Gleixner <tglx@linutronix.de> - 2016-09-19 23:40 +0200
  [patch 3/3] blk/mq: Convert to hotplug state machine Thomas Gleixner <tglx@linutronix.de> - 2016-09-19 23:40 +0200
  [patch 2/3] blk/mq/cpu-notif: Convert to hotplug state machine Thomas Gleixner <tglx@linutronix.de> - 2016-09-19 23:40 +0200
    Re: [patch 2/3] blk/mq/cpu-notif: Convert to hotplug state machine Christoph Hellwing <hch@lst.de> - 2016-09-20 00:30 +0200
      Re: [patch 2/3] blk/mq/cpu-notif: Convert to hotplug state machine Thomas Gleixner <tglx@linutronix.de> - 2016-09-20 01:40 +0200

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