linux-kernel - Re: [PATCH 2/2] x86, MCE: Cleanup macro __get_cpu

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Date:	Mon, 14 Apr 2014 22:28:07 -0400
From:	"Chen, Gong" <gong.chen@...ux.intel.com>
To:	"H. Peter Anvin" <hpa@...or.com>
Cc:	tony.luck@...el.com, tglx@...utronix.de, mingo@...nel.org,
	linux-kernel@...r.kernel.org, linux-tip-commits@...r.kernel.org
Subject: Re: [PATCH 2/2] x86, MCE: Cleanup macro __get_cpu_var

On Mon, Apr 14, 2014 at 09:23:08AM -0700, H. Peter Anvin wrote:
> Please read Documentation/this_cpu_ops.txt for reference for how to use
> these functions.  However, you want to avoid forming a pointer if you
> can; it is relatively expensive to do so.
> 
:-). I just found your comment yesterday so that I was eager to finish it.
I should do more homework as you told and send it again. Thanks very much
for your patience.

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