linux-kernel - Re: High contention on the sk_buff

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Message-Id: <1237469761.6926.47.camel@hermosa>
Date:	Thu, 19 Mar 2009 07:36:01 -0600
From:	"Peter W. Morreale" <pmorreale@...ell.com>
To:	Andi Kleen <andi@...stfloor.org>
Cc:	Vernon Mauery <vernux@...ibm.com>, netdev <netdev@...r.kernel.org>,
	LKML <linux-kernel@...r.kernel.org>,
	rt-users <linux-rt-users@...r.kernel.org>
Subject: Re: High contention on the sk_buff_head.lock

On Thu, 2009-03-19 at 06:59 -0600, Peter W. Morreale wrote:
> On Wed, 2009-03-18 at 21:54 +0100, Andi Kleen wrote:
> > Vernon Mauery <vernux@...ibm.com> writes:
> > >
> 
> > 
> > But then again I'm not sure it's  worth it if the problem only
> > happens in out of tree RT.
> > 
> 
> Heh.  That darn bastard child again, eh?  :-)
> 
> 
> Recall that adaptive spin,developed in RT, is now in mainline. 
> 

Err..  correction... *about* to be in mainline.   Only point I'm making
is that RT does implicitly, if not explicitly, contributes to mainline.
Its not a one-way street. 

Best,
-PWM

> Best,
> -PWM
> 
> 
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