Messages in this thread | | | Date | Fri, 27 Jul 2007 16:12:58 -0400 | From | Chuck Lever <> | Subject | Re: request for patches: showing mount options |
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Miklos Szeredi wrote: >> Some mount options are never passed to the kernel, and thus can't appear >> in /proc/mounts. Examples include user, users, and _netdev for NFS. > > These options control *who* may mount and *when* to mount. They are > not a property of the mount itself and are not added to /etc/mtab. > > There's a "user=ID" option that is added to /etc/mtab in case of user > mounts. This identifies the owner of the mount, so that it can be > unmounted by that user. There are patches in -mm that enable the > kernel to store this info. > > Do you have other examples in mind?
[no]quota comes to mind; also auto, [no]owner, [no]group, and quiet/loud, but these may fall into the same category you mention above.
Aside: It's a confusing artifact of the mount CLI that these options control who/when but are passed to the mount command in the same way the other options are. begin:vcard fn:Chuck Lever n:Lever;Chuck org:Oracle Corporation;Corporate Architecture: Linux Projects Group adr:;;1015 Granger Avenue;Ann Arbor;MI;48104;USA title:Principal Member of Staff tel;work:+1 248 614 5091 x-mozilla-html:FALSE version:2.1 end:vcard
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