From: tony@atomide.com (Tony Lindgren)
Date: Fri, 2 Jul 2010 13:37:46 +0300
Subject: [PATCH 1/2] arm: Replace CONFIG_HAS_TLS_REG with HWCAP_TLS and
	check for it on V6
In-Reply-To: <alpine.LFD.2.00.1007012226170.26524@xanadu.home>
References: <20100623073912.GA12255@atomide.com>
	<20100623133636.GC7058@shareable.org>
	<20100629141836.GM2822@atomide.com>
	<alpine.LFD.2.00.1006291355520.24097@xanadu.home>
	<20100630110828.GZ2822@atomide.com>
	<20100630131737.GF2822@atomide.com>
	<alpine.LFD.2.00.1006301011520.24097@xanadu.home>
	<20100701092510.GH2822@atomide.com>
	<20100701174051.GA8786@shareable.org>
	<alpine.LFD.2.00.1007012226170.26524@xanadu.home>
Message-ID: <20100702103744.GJ6632@atomide.com>
To: linux-arm-kernel@lists.infradead.org
List-Id: linux-arm-kernel.lists.infradead.org

* Nicolas Pitre <nico@fluxnic.net> [100702 05:31]:
> On Thu, 1 Jul 2010, Jamie Lokier wrote:
> 
> > Tony Lindgren wrote:
> > > +static void __init kuser_get_tls_init(unsigned long vectors)
> > > +{
> > > +	/*
> > > +	 * vectors + 0xfe0 = __kuser_get_tls
> > > +	 * vectors + 0xfe8 = hardware TLS instruction at 0xffff0fe8
> > > +	 */
> > > +	if (tls_emu || has_tls)
> > > +		memcpy((void *)vectors + 0xfe0, (void *)vectors + 0xfe8, 4);
> > > +}
> > 
> > Just a little opinion: Perhaps has_tls_reg would be a clearer name.
> > All variants "have TLS" after all.
> 
> Good point.

I like that too. Updated patch below.

Tony
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