linux-kernel - Re: x86: A fast way to check capabilities of the current cpu

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Message-ID: <4D3A096C.7060800@zytor.com>
Date:	Fri, 21 Jan 2011 14:32:12 -0800
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Christoph Lameter <cl@...ux.com>
CC:	Tejun Heo <tj@...nel.org>, Pekka Enbeerg <penberg@...helsinki.fi>,
	linux-kernel@...r.kernel.org,
	Eric Dumazet <eric.dumazet@...il.com>,
	Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
	akpm@...ux-foundation.org
Subject: Re: x86: A fast way to check capabilities of the current cpu

On 01/21/2011 09:46 AM, Christoph Lameter wrote:
>> Oh, you're right.  Sorry about that.  Can you please then add a
>> comment noting that the operation is x86 only?  Maybe prefix it with
>> x86_?
> 
> For a function defined in an specific include file and only used in arch
> specific code?

Yes, x86_ prefix to indicate it's an x86-specific interface, as opposed
to arch_ which is a architecture-specific component of the
implementation of a generic interface.

	-hpa
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