Subject: Re: userid partitioned swap spaces.
To: NetBSD Kernel Technical Discussion List <tech-kern@netbsd.org>
From: Greg A. Woods <woods@most.weird.com>
List: tech-kern
Date: 12/19/1998 13:59:56
[ On Sat, December 19, 1998 at 07:12:54 (+0200), Lucio de Re wrote: ]
> Subject: Re: userid partitioned swap spaces.
>
> You raise an interesting point, here: what happens if the root process
> then setuid()s to a less privileged user?
Then at that point root has given up privileges and that process can no
longer make use of any *remaining* VM space. If SIGDANGER and/or
SIGOOVM are busy doing their thing then this process also becomes
subject to being elected as a resource-recovery "volunteer".
I.e. everything operates as it normally would. Nothing special should
be done.
--
Greg A. Woods
+1 416 218-0098 VE3TCP <gwoods@acm.org> <robohack!woods>
Planix, Inc. <woods@planix.com>; Secrets of the Weird <woods@weird.com>