linux-kernel - Re: [RT PATCH] cputime: remove raw locks introduced by RT patchset

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Message-ID: <20160415084352.3dae9145@sluggy.hsv.redhat.com>
Date:	Fri, 15 Apr 2016 08:43:52 -0500
From:	Clark Williams <williams@...hat.com>
To:	Sebastian Andrzej Siewior <bigeasy@...utronix.de>
Cc:	Thomas Gleixner <tglx@...utronix.de>,
	RT <linux-rt-users@...r.kernel.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [RT PATCH] cputime: remove raw locks introduced by RT patchset

On Fri, 15 Apr 2016 09:13:34 +0200
Sebastian Andrzej Siewior <bigeasy@...utronix.de> wrote:
> Frederic's patch made it into 4.5-rc1. What I did yesterday was:
> 
> * sched/cputime: Convert vtime_seqlock to seqcount
> * sched/cputime: Clarify vtime symbols and document them
> * Revert "vtime: Split lock and seqcount"
> 
> which is what you want, correct?
> > 
> > Signed-off-by: Rik van Riel <riel@...hat.com>
> > Signed-off-by: Clark Williams <williams@...hat.com>  
> 
> Sebastian
> 

Yes, that's it. I just wanted to get rid of the redundant locking operations and reduce the accounting overhead by a bit. 

Thanks!
Clark

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