linux-kernel - Re: on CONFIG_MM_OWNER=y, kernel panic is possible.

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Date:	Tue, 06 May 2008 15:43:39 +0900
From:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
To:	balbir@...ux.vnet.ibm.com
Cc:	kosaki.motohiro@...fujitsu.com,
	Lee Schermerhorn <Lee.Schermerhorn@...com>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	LKML <linux-kernel@...r.kernel.org>,
	linux-mm <linux-mm@...ck.org>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: on CONFIG_MM_OWNER=y, kernel panic is possible.

> >  #ifdef CONFIG_MM_OWNER
> > -       struct task_struct *owner;      /* The thread group leader that */
> > -                                       /* owns the mm_struct.          */
> > +       struct task_struct *owner;      /* point to one of task that owns the mm_struct. */
> >  #endif
> > 
> >  #ifdef CONFIG_PROC_FS
> 
> How about just, the task that owns the mm_struct? One of, implies multiple owners.

Ah, below is better?

/* point to any one of task that related the mm_struct. */


my intention is only remove "thread group leader" word.
other things, I obey your favor. 

Cheers!



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