linux-kernel - Re: [PATCH 0/24] make atomic_read() behave consistently across all architectures

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Message-ID: <20070816005316.GA29802@gondor.apana.org.au>
Date:	Thu, 16 Aug 2007 08:53:16 +0800
From:	Herbert Xu <herbert.xu@...hat.com>
To:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
Cc:	David Howells <dhowells@...hat.com>,
	Satyam Sharma <satyam@...radead.org>,
	Stefan Richter <stefanr@...6.in-berlin.de>,
	Christoph Lameter <clameter@....com>,
	Chris Snook <csnook@...hat.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	linux-arch@...r.kernel.org,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	netdev@...r.kernel.org, Andrew Morton <akpm@...ux-foundation.org>,
	ak@...e.de, heiko.carstens@...ibm.com, davem@...emloft.net,
	schwidefsky@...ibm.com, wensong@...ux-vs.org, horms@...ge.net.au,
	wjiang@...ilience.com, cfriesen@...tel.com, zlynx@....org,
	rpjday@...dspring.com, jesper.juhl@...il.com,
	segher@...nel.crashing.org
Subject: Re: [PATCH 0/24] make atomic_read() behave consistently across all architectures

On Wed, Aug 15, 2007 at 05:49:50PM -0700, Paul E. McKenney wrote:
> On Thu, Aug 16, 2007 at 08:30:23AM +0800, Herbert Xu wrote:
>
> > Thanks.  But I don't need a summary of the thread, I'm asking
> > for an extant code snippet in our kernel that benefits from
> > the volatile change and is not part of a busy-wait.
> 
> Sorry, can't help you there.  I really do believe that the information
> you need (as opposed to the specific item you are asking for) really
> has been put forth in this thread.

That only leads me to believe that such a code snippet simply
does not exist.

Cheers,
-- 
Visit Openswan at http://www.openswan.org/
Email: Herbert Xu ~{PmV>HI~} <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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