From: Matt Zimmerman <mdz@debian.org>
To: user-mode-linux-devel@lists.sourceforge.net
Subject: Re: [uml-devel] hostfs as root
Date: Wed, 3 Sep 2003 11:47:23 -0400 [thread overview]
Message-ID: <20030903154723.GM7304@alcor.net> (raw)
In-Reply-To: <1062581538.15476.4.camel@henrik.marasystems.com>
On Wed, Sep 03, 2003 at 11:32:18AM +0200, Henrik Nordstrom wrote:
> Right.. hostfs will almost certainly not work well with file mode 0
> until the virtual permissions layer is implemented.
>
> Today hostfs directly maps permissions to the host files, which breaks
> root semantics for UML. Normally root expects that mode does not matter
> when reading/writing files, but when using hostfs it does matter when
> UML accesses the host.
If your UML is dynamically linked, you can run it inside fakeroot to get
these semantics.
It would be very handy to have this implemented in UML itself, though. I
work around it in various annoying ways at the moment.
--
- mdz
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next prev parent reply other threads:[~2003-09-03 15:47 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <Pine.LNX.4.44.0309020854560.26729-100000@filer.marasystems.com>
2003-09-02 16:28 ` [uml-devel] hostfs as root Michael Richardson
2003-09-03 9:32 ` Henrik Nordstrom
2003-09-03 15:47 ` Matt Zimmerman [this message]
2003-09-03 18:22 ` Michael Richardson
2003-09-03 18:55 ` Henrik Nordstrom
2003-09-03 19:16 ` Matt Zimmerman
2003-09-05 0:55 ` Michael Richardson
2003-09-05 1:10 ` Matt Zimmerman
2003-09-05 13:43 ` Michael Richardson
2003-09-05 14:01 ` Matt Zimmerman
2003-09-05 15:50 ` Michael Richardson
2003-09-05 16:06 ` Adam Heath
2003-09-05 16:28 ` Michael Richardson
2003-09-05 16:44 ` Adam Heath
2003-09-05 16:13 ` Matt Zimmerman
2003-09-05 17:37 ` Michael Richardson
2003-09-05 18:02 ` Matt Zimmerman
2003-09-05 18:39 ` Michael Richardson
2003-09-05 18:49 ` Matt Zimmerman
2003-09-17 16:43 ` BlaisorBlade
2003-09-05 15:14 stian
2003-09-05 17:58 ` Michael Richardson
2003-09-05 18:19 ` Matt Zimmerman
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