From: "H. Peter Anvin" <hpa@zytor.com>
To: linux-kernel@vger.kernel.org
Subject: Re: NFS mounted rootfs possible via PCMCIA NIC ?
Date: 12 Dec 2002 13:49:22 -0800 [thread overview]
Message-ID: <atb092$6do$1@cesium.transmeta.com> (raw)
In-Reply-To: 200212121829.46465.andreas.schaufler@gmx.de
Followup to: <200212121829.46465.andreas.schaufler@gmx.de>
By author: Andreas Schaufler <andreas.schaufler@gmx.de>
In newsgroup: linux.dev.kernel
>
> ...
> > PCMCIA relies in part on user space. You can do this, it involves
> > building a large initrd with a dhcp client on it that sets up pcmcia,
> > then nfs mounts stuff, then pivot_root()'s into it. Its not exactly
> > trivial
>
> Thanks for your reply. I get the basic idea from what you say. But what do you
> mean by pivot_root()'ing into it ?!?
>
pivot_root() is a system call which flips the root directory around.
See Documentation/initrd.txt.
-hpa
--
<hpa@transmeta.com> at work, <hpa@zytor.com> in private!
"Unix gives you enough rope to shoot yourself in the foot."
http://www.zytor.com/~hpa/puzzle.txt <amsp@zytor.com>
prev parent reply other threads:[~2002-12-12 21:41 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-12-11 21:53 NFS mounted rootfs possible via PCMCIA NIC ? Andreas Schaufler
2002-12-11 22:34 ` Andrew Morton
2002-12-12 17:29 ` Andreas Schaufler
2002-12-12 17:35 ` Andrew Morton
2002-12-13 20:28 ` Andreas Schaufler
2002-12-11 23:12 ` Alan Cox
2002-12-12 17:29 ` Andreas Schaufler
2002-12-12 21:49 ` H. Peter Anvin [this message]
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