Re: NFS mounted rootfs possible via PCMCIA NIC ?

From: H. Peter Anvin (
Date: Thu Dec 12 2002 - 16:49:22 EST

Followup to: <>
By author: Andreas Schaufler <>
In newsgroup:
> ...
> > 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.


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