From: Pavel Machek <pavel@ucw.cz>
To: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: LKML <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@osdl.org>, Oleg Nesterov <oleg@tv-sign.ru>,
Srivatsa Vaddagiri <vatsa@in.ibm.com>,
Aneesh Kumar <aneesh.kumar@gmail.com>,
"Paul E. McKenney" <paulmck@linux.vnet.ibm.com>,
Gautham R Shenoy <ego@in.ibm.com>
Subject: Re: [RFC][PATCH 2/3] Freezer: Take kernel_execve into consideration
Date: Mon, 26 Feb 2007 13:45:38 +0100 [thread overview]
Message-ID: <20070226124538.GF3386@elf.ucw.cz> (raw)
In-Reply-To: <200702261149.10579.rjw@sisk.pl>
On Mon 2007-02-26 11:49:09, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <rjw@sisk.pl>
>
> Kernel threads can become userland processes by calling kernel_execve(). In
> particular, this may happen right after try_to_freeze_tasks(FREEZER_USER_SPACE)
> has returned, so try_to_freeze_tasks() needs to take userspace processes
> into consideration even if it is called with FREEZER_KERNEL_THREADS.
>
> Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
ACK.
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
next prev parent reply other threads:[~2007-02-26 12:46 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-02-26 10:39 [RFC][PATCH 0/3] More freezer patches Rafael J. Wysocki
2007-02-26 10:47 ` [RFC][PATCH 1/3] Freezer: Fix vfork problem Rafael J. Wysocki
2007-02-26 12:00 ` Oleg Nesterov
2007-02-26 15:14 ` Srivatsa Vaddagiri
2007-02-26 16:11 ` Oleg Nesterov
2007-02-26 18:28 ` Rafael J. Wysocki
2007-02-26 21:25 ` Oleg Nesterov
2007-02-27 0:31 ` Rafael J. Wysocki
2007-02-27 4:33 ` Aneesh Kumar
2007-02-27 4:42 ` Srivatsa Vaddagiri
2007-02-27 8:37 ` Oleg Nesterov
2007-02-27 21:21 ` Rafael J. Wysocki
2007-02-27 21:53 ` Oleg Nesterov
2007-02-28 1:23 ` Srivatsa Vaddagiri
2007-02-28 10:57 ` Rafael J. Wysocki
2007-02-28 11:00 ` Oleg Nesterov
2007-02-28 19:36 ` Rafael J. Wysocki
2007-02-28 20:30 ` Oleg Nesterov
2007-02-28 22:34 ` Rafael J. Wysocki
2007-02-28 11:01 ` Srivatsa Vaddagiri
2007-02-26 10:49 ` [RFC][PATCH 2/3] Freezer: Take kernel_execve into consideration Rafael J. Wysocki
2007-02-26 12:45 ` Pavel Machek [this message]
2007-02-26 10:52 ` [RFC][PATCH 3/3] Freezer: Prevent ___call_usermodehelper from missing freezing requests Rafael J. Wysocki
2007-02-26 11:52 ` Oleg Nesterov
2007-02-26 11:58 ` Aneesh Kumar
2007-02-26 18:30 ` Rafael J. Wysocki
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