From: Andreas Herrmann <andreas.herrmann3@amd.com>
Date: Fri, 19 Oct 2012 08:58:13 +0000 (+0200)
Subject: x86: Add cpu_has_topoext
X-Git-Tag: omap-for-v3.8/fixes-for-merge-window-v4-signed~69^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=193f3fcb3ab769bab4a2b9fa181eef3e5699a352;p=pandora-kernel.git

x86: Add cpu_has_topoext

Introduce cpu_has_topoext to check for AMD's CPUID topology extensions
support. It indicates support for
CPUID Fn8000_001D_EAX_x[N:0]-CPUID Fn8000_001E_EDX

See AMD's CPUID Specification, Publication # 25481
(as of Rev. 2.34 September 2010)

Signed-off-by: Andreas Herrmann <andreas.herrmann3@amd.com>
Link: http://lkml.kernel.org/r/20121019085813.GD26718@alberich
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
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