linux-kernel - Re: rcu: performance regression

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Message-ID: <20110614153213.GE2288@linux.vnet.ibm.com>
Date:	Tue, 14 Jun 2011 08:32:13 -0700
From:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
To:	Peter Zijlstra <peterz@...radead.org>
Cc:	"Alex,Shi" <alex.shi@...el.com>,
	"Li, Shaohua" <shaohua.li@...el.com>, Ingo Molnar <mingo@...e.hu>,
	lkml <linux-kernel@...r.kernel.org>,
	"Chen, Tim C" <tim.c.chen@...el.com>, rostedt@...dmis.org
Subject: Re: rcu: performance regression

On Tue, Jun 14, 2011 at 05:10:25PM +0200, Peter Zijlstra wrote:
> On Tue, 2011-06-14 at 08:01 -0700, Paul E. McKenney wrote:
> > Hmmm...  This is going to be fun for the -rt guys given the mapping of
> > softirq and irq to kthreads, but then again, perhaps people will
> > confine use of -rt to smaller systems. 
> 
> Its those -rt guys that wrote this stuff :-)

Fair point!  ;-)

							Thanx, Paul
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