linux-kernel - Re: [PATCH v2 0/3] Move ARCH specific fpu_counter out of task

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Date:	Tue, 8 Oct 2013 13:14:30 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Vineet Gupta <Vineet.Gupta1@...opsys.com>
Cc:	Ingo Molnar <mingo@...hat.com>,
	Peter Zijlstra <peterz@...radead.org>,
	Paul Mundt <paul.mundt@...il.com>,
	<linux-arch@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 0/3]  Move ARCH specific fpu_counter out of
 task_struct

On Tue, 8 Oct 2013 13:16:26 +0530 Vineet Gupta <Vineet.Gupta1@...opsys.com> wrote:

> When debugging a ARC SMP 3.11 build failure due to a ST insn dealing with
> task_struct.thread going out of range, I spotted @fpu_counter in task_struct
> which only SH/x86 happen to use, and can be easily moved out into corresponding
> ARCH specific thread_struct. This saves 4 bytes per task_struct instantiated,
> for all the other 18 arches.
> 
> While the change is relatively strightforward, I've failed to connect with
> SH arch folks / Paul Mundt, latter's SH email keeps bouncing back.
> Hence I'm taking the liberty to use his alternate email (as listed on his
> github page) and I appologize in advance if this causes any inconvenience.

I can't find [patch v2 2/3] anywhere.  Resend, please?
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