linux-kernel - Re: [PATCH 08/14] hrtimer: Allow hrtimer::function() to free the timer

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Date:	Mon, 8 Jun 2015 17:16:39 +0200
From:	Oleg Nesterov <oleg@...hat.com>
To:	Peter Zijlstra <peterz@...radead.org>
Cc:	umgwanakikbuti@...il.com, mingo@...e.hu, ktkhai@...allels.com,
	rostedt@...dmis.org, tglx@...utronix.de, juri.lelli@...il.com,
	pang.xunlei@...aro.org, wanpeng.li@...ux.intel.com,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 08/14] hrtimer: Allow hrtimer::function() to free the
	timer

On 06/08, Peter Zijlstra wrote:
>
> On Mon, Jun 08, 2015 at 04:27:49PM +0200, Oleg Nesterov wrote:
> > 	- we need to fix migrate_hrtimer_list() and __hrtimer_start_range_ns()
> > 	  to preserve ENQUEUED. This fixes the races with hrtimer_is_queued()
> > 	  and hrtimer_active() we currently have.
>
> So I have your patch and the one I just send out; together they should
> do this.
>
> Can I add your SoB to your patch?

Yes sure, thanks, but could you look at 1-3 I just sent?

1/3 is the same migrate_hrtimer_list() fix and it looks trivial. I need
to re-check 2-3.

Oleg.

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