linux-kernel - Re: [RFC][PATCH 0/5] arch: atomic rework

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Message-ID: <20140215063543.GU4250@linux.vnet.ibm.com>
Date:	Fri, 14 Feb 2014 22:35:44 -0800
From:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	Torvald Riegel <triegel@...hat.com>,
	Will Deacon <will.deacon@....com>,
	Peter Zijlstra <peterz@...radead.org>,
	Ramana Radhakrishnan <Ramana.Radhakrishnan@....com>,
	David Howells <dhowells@...hat.com>,
	"linux-arch@...r.kernel.org" <linux-arch@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"akpm@...ux-foundation.org" <akpm@...ux-foundation.org>,
	"mingo@...nel.org" <mingo@...nel.org>,
	"gcc@....gnu.org" <gcc@....gnu.org>
Subject: Re: [RFC][PATCH 0/5] arch: atomic rework

On Fri, Feb 14, 2014 at 06:48:02PM -0800, Linus Torvalds wrote:
> On Fri, Feb 14, 2014 at 6:44 PM, Linus Torvalds
> <torvalds@...ux-foundation.org> wrote:
> >
> > And conversely, the C11 people can walk away from us too. But if they
> > can't make us happy (and by "make us happy", I really mean no stupid
> > games on our part) I personally think they'll have a stronger
> > standard, and a real use case, and real arguments. I'm assuming they
> > want that.
> 
> I should have somebody who proof-reads my emails before I send them out.
> 
> I obviously meant "if they *can* make us happy" (not "can't").

Understood.  My next step is to take a more detailed look at the piece
of the standard that should support RCU.  Depending on how that turns
out, I might look at other parts of the standard vs. Linux's atomics
and memory-ordering needs.  Should be interesting.  ;-)

							Thanx, Paul

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