linux-kernel - Re: sys_chroot+sys

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Message-ID: <46F8BC8A.7080006@davidnewall.com>
Date:	Tue, 25 Sep 2007 17:15:14 +0930
From:	David Newall <david@...idnewall.com>
To:	"Serge E. Hallyn" <serge@...lyn.com>
CC:	Bill Davidsen <davidsen@....com>,
	Philipp Marek <philipp@...ek.priv.at>, 7eggert@....de,
	Alan Cox <alan@...rguk.ukuu.org.uk>,
	majkls <majkls@...pere.com>, bunk@...tum.de,
	linux-kernel@...r.kernel.org
Subject: Re: sys_chroot+sys_fchdir Fix

Serge E. Hallyn wrote:
> Quoting David Newall (david@...idnewall.com):
>   
>> It might be tidy if pivot_root could be used (instead of a hack based on a 
>> chroot bug), but it'd still be unportable.
>>     
>
> It can.
>
> Please re-read my previous msg.

I read it.  Currently pivot_root can't be used to affect a single 
process.  It can be modified; obviously.  Maybe it should be, too, but 
is there a need for that?
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