linux-kernel - Re: [PATCH -rt] mm: protect activate_mm() by preempt_[disable|enable]

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Message-ID: <20120516013802.GA8829@zhy>
Date:	Wed, 16 May 2012 09:38:02 +0800
From:	Yong Zhang <yong.zhang0@...il.com>
To:	Josh Cartwright <joshc@...ux.com>
Cc:	linux-kernel@...r.kernel.org, linux-rt-users@...r.kernel.org,
	Steven Rostedt <rostedt@...dmis.org>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [PATCH -rt] mm: protect activate_mm() by
 preempt_[disable|enable]_rt()

On Tue, May 15, 2012 at 05:36:19PM -0400, Josh Cartwright wrote:
> Frank Rowand posted a very similar fix in December of last year that
> we've been carrying to fix the same issue:
> 
>    http://permalink.gmane.org/gmane.linux.kernel/1229806
> 
> It looks like there was some deliberation as to whether or not it should
> be pulled into stable-rt.  Perhaps its time to revisit this discussion?

Yeah, thanks for pointing it out, I didn't know there is discussion about
it.

Thanks again,
Yong
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