linux-kernel - Re: um: this_cpu_cmpxchg16b

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Message-ID: <alpine.DEB.2.00.1104121309480.14692@router.home>
Date:	Tue, 12 Apr 2011 13:10:37 -0500 (CDT)
From:	Christoph Lameter <cl@...ux.com>
To:	Richard Weinberger <richard@....at>
cc:	linux-kernel@...r.kernel.org,
	user-mode-linux-devel@...ts.sourceforge.net, penberg@...nel.org,
	hpa@...or.com
Subject: Re: um: this_cpu_cmpxchg16b_emu

On Tue, 12 Apr 2011, Richard Weinberger wrote:

> This patch implements this_cpu_cmpxchg16b_emu() for UML.

Is this really necessary? Just undefine CONFIG_CMPXCHG_LOCAL for UML and
the asm code will not be used.

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