linux-kernel - Re: [PATCH fyi] RCU: the bloatwatch edition

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Message-ID: <20090114191035.GA17521@elte.hu>
Date:	Wed, 14 Jan 2009 20:10:35 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
Cc:	linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
	niv@...ibm.com, dvhltc@...ibm.com
Subject: Re: [PATCH fyi] RCU: the bloatwatch edition


* Ingo Molnar <mingo@...e.hu> wrote:

> 
> * Paul E. McKenney <paulmck@...ux.vnet.ibm.com> wrote:
> 
> > Just FYI, not for inclusion.
> > 
> > This patch is a version of RCU designed for !CONFIG_SMP provided as a 
> > proof of concept of a small-footprint RCU implementation.  In 
> > particular, the implementation of synchronize_rcu() is extremely 
> > lightweight and high performance.  It passes moderate rcutorture testing 
> > in each of the four relevant configurations (combinations of NO_HZ and 
> > PREEMPT) on x86.
> > 
> > Signed-off-by: Paul E. McKenney <paulmck@...ux.vnet.ibm.com>
> 
> maybe it could be included - dependent on PREEMPT, just like we have SLOB?

s/PREEMPT/EMBEDDED

	Ingo
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