linux-kernel - Re: [RFC][PATCH 1/7] Freezer: Read PF_BORROWED

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Message-ID: <20070225104354.GH2045@elf.ucw.cz>
Date:	Sun, 25 Feb 2007 11:43:54 +0100
From:	Pavel Machek <pavel@....cz>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	LKML <linux-kernel@...r.kernel.org>, paulmck@...ux.vnet.ibm.com,
	ego@...ibm.com, akpm@...l.org, mingo@...e.hu, vatsa@...ibm.com,
	dipankar@...ibm.com, venkatesh.pallipadi@...el.com,
	Aneesh Kumar <aneesh.kumar@...il.com>
Subject: Re: [RFC][PATCH 1/7] Freezer: Read PF_BORROWED_MM in a nonracy way

On Fri 2007-02-23 11:18:06, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <rjw@...k.pl>
> 
> The reading of PF_BORROWED_MM in is_user_space() without task_lock() is racy.
> Fix it.
> 
> Signed-off-by: Rafael J. Wysocki <rjw@...k.pl>

ACK.

-- 
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