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From: Nigel Cunningham <nigel@nigel.suspend2.net>
To: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: Matthew Garrett <mjg59@srcf.ucam.org>,
	pm list <linux-pm@lists.linux-foundation.org>,
	Oleg Nesterov <oleg@tv-sign.ru>, Pavel Machek <pavel@ucw.cz>,
	Miklos Szeredi <miklos@szeredi.hu>
Subject: Re: [RFC][PATCH -mm 3/7] Freezer: Prevent new tasks from inheriting TIF_FREEZE set
Date: Thu, 12 Jul 2007 08:25:54 +1000	[thread overview]
Message-ID: <200707120825.55426.nigel@nigel.suspend2.net> (raw)
In-Reply-To: <200707120012.04747.rjw@sisk.pl>


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Hi.

On Thursday 12 July 2007 08:12:03 Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <rjw@sisk.pl>
> 
> Tasks should go to the refrigerator only if explicitly requested to do that 
by
> the freezer and not as a result of inheriting the TIF_FREEZE flag set from 
the
> parent. áMake it happen.
> 
> Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
> Acked-by: Pavel Machek <pavel@ucw.cz>
> ---
>  kernel/fork.c |    1 +
>  1 file changed, 1 insertion(+)
> 
> Index: linux-2.6.22-rc6-mm1/kernel/fork.c
> ===================================================================
> --- linux-2.6.22-rc6-mm1.orig/kernel/fork.c	2007-07-11 20:48:04.000000000 
+0200
> +++ linux-2.6.22-rc6-mm1/kernel/fork.c	2007-07-11 20:50:42.000000000 +0200
> @@ -932,6 +932,7 @@ static inline void copy_flags(unsigned l
>  	if (!(clone_flags & CLONE_PTRACE))
>  		p->ptrace = 0;
>  	p->flags = new_flags;
> +	clear_freeze_flag(p);
>  }

Acked-by: Nigel Cunningham <nigel@nigel.suspend2.net>

Regards,

Nigel
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  reply	other threads:[~2007-07-11 22:25 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-07-11 22:06 [RFC][PATCH -mm 0/7] Freezer update (updated) Rafael J. Wysocki
2007-07-11 22:08 ` [RFC][PATCH -mm 1/7] Freezer: Document relationship with memory shrinking Rafael J. Wysocki
2007-07-11 22:10 ` [RFC][PATCH -mm 2/7] Freezer: Do not sync filesystems from freeze_processes Rafael J. Wysocki
2007-07-11 22:42   ` Pavel Machek
2007-07-11 22:12 ` [RFC][PATCH -mm 3/7] Freezer: Prevent new tasks from inheriting TIF_FREEZE set Rafael J. Wysocki
2007-07-11 22:25   ` Nigel Cunningham [this message]
2007-07-11 22:13 ` [RFC][PATCH -mm 4/7] Freezer: Introduce freezer-firendly waiting macros Rafael J. Wysocki
2007-07-11 22:56   ` Pavel Machek
2007-07-12 10:33     ` Rafael J. Wysocki
2007-07-11 23:02   ` Oleg Nesterov
2007-07-12 10:30     ` [RFC][PATCH -mm 4/7] Freezer: Introduce freezer-firendly waiting macros (updated) Rafael J. Wysocki
2007-07-12 12:23       ` [RFC][PATCH -mm 4/7] Freezer: Introduce freezer-firendly waiting macros (updated 2x) Rafael J. Wysocki
2007-07-11 22:14 ` [RFC][PATCH -mm 5/7] Freezer: Do not send signals to kernel threads (updated) Rafael J. Wysocki
2007-07-11 22:16 ` [RFC][PATCH -mm 6/7] Freezer: Be more verbose Rafael J. Wysocki
2007-07-11 22:58   ` Pavel Machek
2007-07-12 10:39     ` [RFC][PATCH -mm 6/7] Freezer: Be more verbose (updated) Rafael J. Wysocki
2007-07-11 22:17 ` [RFC][PATCH -mm 7/7] Freezer: Use freezing timeout more efficiently Rafael J. Wysocki
2007-07-12 10:38   ` [RFC][PATCH -mm 7/7] Freezer: Use freezing timeout more efficiently (updated) Rafael J. Wysocki
2007-07-13 23:43   ` [RFC][PATCH -mm 7/7] Freezer: Use freezing timeout more efficiently Pavel Machek
2007-07-14  9:20     ` Rafael J. Wysocki

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