linux-kernel - Re: [this_cpu_xx V4 01/20] Introduce this_cpu_ptr() and generic this_cpu

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Date:	Fri, 2 Oct 2009 11:34:53 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	cl@...ux-foundation.org
Cc:	akpm@...ux-foundation.org, linux-kernel@...r.kernel.org,
	David Howells <dhowells@...hat.com>, Tejun Heo <tj@...nel.org>,
	Rusty Russell <rusty@...tcorp.com.au>,
	Eric Dumazet <dada1@...mosbay.com>,
	Pekka Enberg <penberg@...helsinki.fi>
Subject: Re: [this_cpu_xx V4 01/20] Introduce this_cpu_ptr() and generic
	this_cpu_* operations


* cl@...ux-foundation.org <cl@...ux-foundation.org> wrote:

> --- linux-2.6.orig/include/asm-generic/percpu.h	2009-10-01 14:14:00.000000000 -0500
> +++ linux-2.6/include/asm-generic/percpu.h	2009-10-01 14:14:02.000000000 -0500

> @@ -66,6 +69,8 @@ extern void setup_per_cpu_areas(void);
>  #define per_cpu(var, cpu)			(*((void)(cpu), &per_cpu_var(var)))
>  #define __get_cpu_var(var)			per_cpu_var(var)
>  #define __raw_get_cpu_var(var)			per_cpu_var(var)
> +#define this_cpu_ptr(ptr) per_cpu_ptr(ptr, 0)
> +#define __this_cpu_ptr(ptr) this_cpu_ptr(ptr)

Small detail: please have a look at the existing vertical alignment 
style of the code there and follow it with new entries.

Thanks,

	Ingo
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