From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <775b8d190601031333l11782437rd6218e79f5cb3d8e@mail.gmail.com> Date: Wed, 4 Jan 2006 08:33:49 +1100 From: Bruce Ellis To: Fans of the OS Plan 9 from Bell Labs <9fans@cse.psu.edu> Subject: Re: [9fans] clunk clunk In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Content-Disposition: inline References: <775b8d190601031128t6efe9166ta02fad0dcf0f1d04@mail.gmail.com> <775b8d190601031207n5b2eaec3y1ca22e4c0a4bf960@mail.gmail.com> Topicbox-Message-UUID: cfa8c9bc-ead0-11e9-9d60-3106f5b1d025 I can do anything I like Russ. A fileserver is not the size of a fridge. It's often a user process. If you don't think this is a problem well live with it. I don't like rebooting a machine that's been running for months because of this "bug". Mother Mary may believe your explanation but it is a BUG which I squashed. brucee On 1/4/06, Russ Cox wrote: > > Bullshit. It happens all the time. Rio+Plumber is a simple example. > > In the standard profile, as set up by /sys/lib/newuser > or demonstrated in /usr/glenda/lib/profile, > plumber is run before rio starts, so rio has > plumber mounted but not vice versa: > > % grep plumb /proc/^`{ps|grep rio|awk '{print $2}'}^/ns > /proc/86746/ns:mount #s/plumb.rsc.86763 /mnt/plumb > /proc/86768/ns:mount #s/plumb.rsc.86763 /mnt/plumb > /proc/86769/ns:mount #s/plumb.rsc.86763 /mnt/plumb > /proc/86770/ns:mount #s/plumb.rsc.86763 /mnt/plumb > /proc/86771/ns:mount #s/plumb.rsc.86763 /mnt/plumb > /proc/86772/ns:mount #s/plumb.rsc.86763 /mnt/plumb > /proc/86773/ns:mount #s/plumb.rsc.86763 /mnt/plumb > % grep rio /proc/^`{ps|grep plumb|awk '{print $2}'}^/ns > % > > If you want to actually cause a loop, then you could run > plumber in your riostart (as in rio -i riostart) file. But there > are plenty of ways to shoot yourself in the foot with > ref count loops if you really want to go there. A much > more direct one is to run a file server that mounts > itself into its own name space. > > Russ >