linux-kernel - Re: Final per cpu consistency patch for -next or late in 3.19 merge period

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Message-ID: <20141202164024.GA10918@htj.dyndns.org>
Date:	Tue, 2 Dec 2014 11:40:24 -0500
From:	Tejun Heo <htejun@...il.com>
To:	Christoph Lameter <cl@...ux.com>
Cc:	linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: Final per cpu consistency patch for -next or late in 3.19 merge
 period

Hello, Christoph.

On Fri, Nov 28, 2014 at 12:31:22PM -0600, Christoph Lameter wrote:
> This is the final patch to remove __get_cpu_var. I checked -next and there
> are no remaining uses of __get_cpu_var. So either merge this to -next or
> wait until 3.19 late.
> 
> However, if we wait till 3.19 then I may have to do another pass if
> people add more uses of __get_cpu_var and submit another patch.
> 
> From: Christoph Lameter <cl@...ux.com>
> Date: Tue, 29 Jul 2014 16:09:54 -0500
> Subject: [PATCH] Remove __get_cpu_var and __raw_get_cpu_var macros
> 
> No user is left in the kernel source tree. Therefore we can
> drop the definitions.
> 
> This is the final merge of the transition away from __get_cpu_var.
> After this patch the kernel will not build if anyone uses __get_cpu_var.

Can you please update Documentation/local_ops.txt and comments which
contain __get_cpu_var() and send the updated patch to Andrew?

Andrew, this is removal of the two deprecated per-cpu accessors.  All
the existing users are gone from the devel branches and thus from -mm.
Can you please route this once Christoph posts an updated version?

Thanks.

-- 
tejun
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