linux-kernel - Re: bit fields && data tearing

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Message-ID: <20140905201230.GV4783@worktop.ger.corp.intel.com>
Date:	Fri, 5 Sep 2014 22:12:30 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	Peter Hurley <peter@...leysoftware.com>
Cc:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	Michael Cree <mcree@...on.net.nz>,
	"H. Peter Anvin" <hpa@...or.com>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	David Laight <David.Laight@...LAB.COM>,
	Jakub Jelinek <jakub@...hat.com>,
	"linux-arch@...r.kernel.org" <linux-arch@...r.kernel.org>,
	Tony Luck <tony.luck@...el.com>,
	"linux-ia64@...r.kernel.org" <linux-ia64@...r.kernel.org>,
	Oleg Nesterov <oleg@...hat.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Paul Mackerras <paulus@...ba.org>,
	"linuxppc-dev@...ts.ozlabs.org" <linuxppc-dev@...ts.ozlabs.org>,
	Miroslav Franc <mfranc@...hat.com>,
	Richard Henderson <rth@...ddle.net>,
	linux-alpha@...r.kernel.org
Subject: Re: bit fields && data tearing

On Fri, Sep 05, 2014 at 04:01:35PM -0400, Peter Hurley wrote:
> > So does this patch depends on a patch that removes pre EV56 alpha
> > support? I'm all for removing that, but I need to see the patch merged
> > before we can do this.
> 
> I'm working on that but Alpha's Kconfig is not quite straightforward.
> 
> 
> ... and I'm wondering if I should _remove_ pre-EV56 configurations or
> move the default choice and produce a warning about unsupported Alpha
> CPUs instead?
> 

 depends BROKEN 

or is that deprecated?
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