From: Jamie Lokier <jamie@shareable.org>
To: Miklos Szeredi <miklos@szeredi.hu>
Cc: bulb@ucw.cz, 7eggert@gmx.de, linux-fsdevel@vger.kernel.org,
linux-kernel@vger.kernel.org, hch@infradead.org, akpm@osdl.org,
viro@parcelfarce.linux.theplanet.co.uk
Subject: Re: [RFC] FUSE permission modell (Was: fuse review bits)
Date: Wed, 13 Apr 2005 17:13:44 +0100 [thread overview]
Message-ID: <20050413161344.GC12825@mail.shareable.org> (raw)
In-Reply-To: <E1DLjTV-0004oO-00@dorka.pomaz.szeredi.hu>
Miklos Szeredi wrote:
> > > Aren't there some assumptions in VFS that currently make this
> > > impossible?
> >
> > I believe it's OK with VFS, but applications would be confused to death.
> > Well, there really is one issue -- dentries have exactly one parent, so
> > what do you do when opening a file with hardlinks as a directory? (In
> > fact IIRC that is what lead to all the funny talk about mountpoints,
> > since they don't have this limitation)
>
> OK, that makes sense.
>
> It would be quite interesting to see how applications react. Maybe
> I'll hack something up :)
Look up the rather large linux-kernel & linux-fsdevel thread "silent
semantic changes with reiser4" and it's followup threads, from last
year.
It's already been tried. You will also find sensible ideas on what
semantics it should have to do it properly.
-- Jamie
next prev parent reply other threads:[~2005-04-13 16:14 UTC|newest]
Thread overview: 70+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <3S8oM-So-11@gated-at.bofh.it>
[not found] ` <3S8oM-So-13@gated-at.bofh.it>
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[not found] ` <3SbPN-3T4-19@gated-at.bofh.it>
2005-04-12 9:17 ` [RFC] FUSE permission modell (Was: fuse review bits) Bodo Eggert <harvested.in.lkml@posting.7eggert.dyndns.org>
2005-04-12 14:45 ` Jamie Lokier
2005-04-12 15:19 ` Miklos Szeredi
2005-04-12 16:04 ` Jamie Lokier
2005-04-12 16:31 ` Miklos Szeredi
2005-04-12 16:44 ` Jamie Lokier
2005-04-12 16:55 ` Miklos Szeredi
2005-04-12 17:13 ` Jamie Lokier
2005-04-12 19:08 ` Miklos Szeredi
2005-04-13 12:56 ` Jan Hudec
2005-04-13 15:08 ` Miklos Szeredi
2005-04-13 16:13 ` Jamie Lokier [this message]
2005-04-13 16:47 ` Miklos Szeredi
2005-04-13 16:57 ` Jamie Lokier
2005-04-13 15:58 ` Jamie Lokier
2005-04-12 20:19 ` Anton Altaparmakov
2005-04-12 21:52 ` Jamie Lokier
2005-04-13 9:14 ` Miklos Szeredi
2005-04-13 12:59 ` Jan Hudec
2005-04-13 17:02 ` Jamie Lokier
2005-04-13 17:29 ` Miklos Szeredi
2005-04-13 18:36 ` Jamie Lokier
2005-04-13 19:16 ` Miklos Szeredi
[not found] ` <3S9b7-1yl-1@gated-at.bofh.it>
[not found] ` <3S9uB-1Lj-3@gated-at.bofh.it>
[not found] ` <3SbG5-3Mb-41@gated-at.bofh.it>
[not found] ` <3ScC1-4zl-1@gated-at.bofh.it>
[not found] ` <3ScLO-4GA-9@gated-at.bofh.it>
[not found] ` <3SdeV-54h-21@gated-at.bofh.it>
[not found] ` <3SeXf-6BK-21@gated-at.bofh.it>
[not found] ` <E1DLKOd-0001Nd-MG@be1.7eggert.dyndns.org>
2005-04-12 14:37 ` Jamie Lokier
2005-04-12 19:51 ` Bodo Eggert
[not found] ` <3UmnD-6Fy-7@gated-at.bofh.it>
2005-04-17 23:52 ` Bodo Eggert <harvested.in.lkml@posting.7eggert.dyndns.org>
2005-04-19 11:57 ` Eric Van Hensbergen
2005-04-19 15:01 ` Bodo Eggert
2005-04-19 15:21 ` Miklos Szeredi
2005-04-19 15:26 ` Eric Van Hensbergen
2005-04-19 16:02 ` Bodo Eggert
2005-04-19 19:29 ` Eric Van Hensbergen
2005-04-20 3:59 ` Mike Waychison
2005-04-20 7:09 ` Miklos Szeredi
[not found] <3UrQt-2Js-3@gated-at.bofh.it>
[not found] ` <3SpIW-6UA-17@gated-at.bofh.it>
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[not found] ` <3V2wG-7HR-19@gated-at.bofh.it>
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[not found] ` <3VeHl-NF-3@gated-at.bofh.it>
2005-04-20 19:52 ` Bodo Eggert <harvested.in.lkml@posting.7eggert.dyndns.org>
[not found] <20050320151212.4f9c8f32.akpm@osdl.org>
[not found] ` <20050321073519.GA13879@outpost.ds9a.nl>
[not found] ` <20050323083347.GA1807@infradead.org>
[not found] ` <E1DE2D1-0005Ie-00@dorka.pomaz.szeredi.hu>
[not found] ` <20050325095838.GA9471@infradead.org>
[not found] ` <E1DEmYC-0008Qg-00@dorka.pomaz.szeredi.hu>
[not found] ` <20050331112427.GA15034@infradead.org>
[not found] ` <E1DH13O-000400-00@dorka.pomaz.szeredi.hu>
[not found] ` <20050331200502.GA24589@infradead.org>
[not found] ` <E1DJsH6-0004nv-00@dorka.pomaz.szeredi.hu>
[not found] ` <20050411114728.GA13128@infradead.org>
2005-04-11 14:43 ` Miklos Szeredi
2005-04-11 15:36 ` Daniel Jacobowitz
2005-04-11 15:56 ` Miklos Szeredi
2005-04-11 18:17 ` Daniel Jacobowitz
2005-04-11 19:10 ` Miklos Szeredi
2005-04-11 19:22 ` Daniel Jacobowitz
2005-04-11 19:56 ` Miklos Szeredi
2005-04-11 21:41 ` Jamie Lokier
2005-04-12 6:10 ` Miklos Szeredi
2005-04-12 14:33 ` Jamie Lokier
2005-04-12 15:13 ` Miklos Szeredi
2005-04-12 16:03 ` Miklos Szeredi
2005-04-12 15:16 ` Frank Sorenson
2005-04-12 15:56 ` Jamie Lokier
2005-04-17 17:45 ` Eric Van Hensbergen
2005-04-17 18:06 ` Jamie Lokier
2005-04-12 20:36 ` Anton Altaparmakov
2005-04-11 22:13 ` Daniel Jacobowitz
2005-04-12 6:27 ` Miklos Szeredi
2005-04-12 14:32 ` Jamie Lokier
2005-04-12 14:59 ` Miklos Szeredi
2005-04-12 16:13 ` Jamie Lokier
2005-04-12 16:37 ` Miklos Szeredi
2005-04-12 16:45 ` Jamie Lokier
2005-04-12 16:52 ` Miklos Szeredi
2005-04-12 17:14 ` Jamie Lokier
2005-04-12 19:10 ` Miklos Szeredi
2005-04-12 16:42 ` Jan Hudec
2005-04-12 8:06 ` Jan Hudec
2005-04-11 18:22 ` Jamie Lokier
2005-04-11 18:27 ` Daniel Jacobowitz
2005-04-11 19:38 ` Miklos Szeredi
2005-04-17 18:01 ` Eric Van Hensbergen
2005-04-17 18:45 ` Miklos Szeredi
2005-04-17 19:57 ` Eric Van Hensbergen
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