Re: NFS mounted rootfs possible via PCMCIA NIC ?
H. Peter Anvin (hpa@zytor.com)
12 Dec 2002 13:49:22 -0800
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>
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