linux-kernel - Re: [PATCH] Change task

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Message-ID: <20140225100510.GH9987@twins.programming.kicks-ass.net>
Date:	Tue, 25 Feb 2014 11:05:10 +0100
From:	Peter Zijlstra <peterz@...radead.org>
To:	Lai Jiangshan <laijs@...fujitsu.com>
Cc:	Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>,
	akpm@...ux-foundation.org, joe@...ches.com, keescook@...omium.org,
	geert@...ux-m68k.org, jkosina@...e.cz, viro@...iv.linux.org.uk,
	davem@...emloft.net, linux-kernel@...r.kernel.org,
	Ingo Molnar <mingo@...e.hu>,
	Steven Rostedt <rostedt@...dmis.org>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [PATCH] Change task_struct->comm to use RCU.

On Tue, Feb 25, 2014 at 09:49:40AM +0800, Lai Jiangshan wrote:
> >>From ada6c4d94f5afda36c7c21869d38b7111a6fe9bc Mon Sep 17 00:00:00 2001
> > From: Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>
> > Date: Mon, 17 Feb 2014 14:32:11 +0900
> > Subject: [PATCH] Change task_struct->comm to use RCU.
> > 
> > This patch changes task_struct->comm to be updated using RCU
> > (unless memory allocation fails).

This Changelog sucks; it fails to describe a problem; therefore there is
no fix and the patch goes away, *poof*.
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