[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-Id: <E1I7pj9-0001TE-00@dorka.pomaz.szeredi.hu>
Date: Mon, 09 Jul 2007 11:40:19 +0200
From: Miklos Szeredi <miklos@...redi.hu>
To: oliver@...kum.org
CC: miklos@...redi.hu, rjw@...k.pl, pavel@....cz, paulus@...ba.org,
stern@...land.harvard.edu, johannes@...solutions.net,
linux-pm@...ts.linux-foundation.org, linux-kernel@...r.kernel.org,
mjg59@...f.ucam.org, benh@...nel.crashing.org,
nigel@...el.suspend2.net
Subject: Re: malicious filesystems (was Re: [linux-pm] Re: [PATCH] Remove process freezer from suspend to RAM pathway)
> > In that case the "we need suspend to be invisible to userspace" as a
> > reason to use the freezer would also be moot, since if you don't
> > schedule userspace after offlining the CPUs, it can't notice this.
>
> After? Can you do the offlining atomically?
Don't know. Wait for all CPUs to reach a scheduling point and then
take them offline? Doesn't sound too difficult.
Miklos
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists