On Mon, Apr 12, 1999 at 02:31:27AM -0700, Michael Hasenstein wrote:
> This seems to indicate I can mount several filesystems under one mount
> point? (I didn't find any further comments/code for this)
Just try to do it ... you can't.
What you can do is mount a fs over non-empty subdirs of a mountpoint.
> I'm asking because I'm thinking about an overlay mount function, which
> means you can mount a filesystem on top of another one on the same
> mount point. Purpose: for example, I could overlay my minimal /usr
> installation with a big nfs-mounted /usr filesystem, and all the files
> that don't exist locally on the disk are taken (transparently) from the
> nfs filesystem. The question above has not much to do with this except
> that I'm curious now that I discovered that comment, but maybe some
> people who're familiar with the fs-implementation could comment on the id=
ea.
The old content disappears, if you another fs over an old one. There's no
way to get the sum.
--=20
Dipl.Phys. Kurt Garloff <kurt@garloff.de> [Wuppertal, FRG]
Plasma physics, high perf. computing [Linux-ix86,-axp, DUX]
PGP key: see mailheader / key servers [Linux SCSI driver: DC390]
--dTy3Mrz/UPE2dbVg
Content-Type: application/pgp-signature
-----BEGIN PGP SIGNATURE-----
Version: 2.6.3in
iQCVAwUBNxJfHRaQN/7O/JIVAQGnkgP/aKHAQSyMf2CWFiPFqXLX4fk7e1fBwyQi
oz8l+euwt9MrhxSs0sVJ9qB+oZUYNQyTl+TbxbwJ047r0wGJpZEBO/TsckN9CbUQ
HMpn2xH8tgYPpp/vHYRxzFKwXqvBSdXebVjDlOTzfFsE6ZUN4+drjNiqtBZ4p/Qf
i+dvRwK8+3o=
=cs+a
-----END PGP SIGNATURE-----
--dTy3Mrz/UPE2dbVg--
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.rutgers.edu
Please read the FAQ at http://www.tux.org/lkml/