linux-kernel - Re: [PATCH 32/35] clockevents: Fix cpu down race for hrtimer based broadcasting

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Message-ID: <20150302145635.GN21418@twins.programming.kicks-ass.net>
Date:	Mon, 2 Mar 2015 15:56:35 +0100
From:	Peter Zijlstra <peterz@...radead.org>
To:	Preeti U Murthy <preeti@...ux.vnet.ibm.com>
Cc:	Nicolas Pitre <nicolas.pitre@...aro.org>, tglx@...utronix.de,
	linux-kernel@...r.kernel.org, mingo@...nel.org, rjw@...ysocki.net,
	Michael Ellerman <mpe@...erman.id.au>
Subject: Re: [PATCH 32/35] clockevents: Fix cpu down race for hrtimer based
 broadcasting

On Fri, Feb 27, 2015 at 02:19:05PM +0530, Preeti U Murthy wrote:
> The problem reported in the changelog of this patch is causing severe
> regressions very frequently on our machines for certain usecases. It would
> help to put in a fix in place first and then follow that up with these
> cleanups.  A fix on the below lines :

Regression how? Neither Thomas' Changelog, nor yours mention its a
regression.

If its a (recent) Regression you need to have a Fixes tag at the very
least. So when was this broken and by which patch?
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