linux-kernel - Re: [PATCH RT] dont calculate hweight in update_migrate

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Date:	Fri, 28 Mar 2014 10:35:33 +0100
From:	Sebastian Andrzej Siewior <bigeasy@...utronix.de>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	Nicholas Mc Guire <der.herr@...r.at>,
	linux-rt-users@...r.kernel.org, linux-kernel@...r.kernel.org,
	tglx@...utronix.de, Peter Zijlstra <peterz@...radead.org>
Subject: Re: [PATCH RT] dont calculate hweight in update_migrate_disable

* Steven Rostedt | 2014-03-24 10:18:00 [-0400]:

>On Mon, 24 Mar 2014 13:18:48 +0100
>Nicholas Mc Guire <der.herr@...r.at> wrote:
>
>> Proposal for a minor optimization in update_migrate_disable - its only a few 
>> instructions saved but those are in the hot path of locks so it might be worth
>> it
>Reviewed-by: Steven Rostedt <rostedt@...dmis.org>

Applied.

>
>-- Steve

Sebastian
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