Messages in this thread | | | Subject | Re: klibc | From | Nix <> | Date | Fri, 09 Jun 2006 09:03:54 +0100 |
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On 7 Jun 2006, H. Peter Anvin noted: > Followup to: <bda6d13a0606062351i5c94414fpa03ee2ce3dd180ae@mail.gmail.com> > By author: "Joshua Hudson" <joshudson@gmail.com> > In newsgroup: linux.dev.kernel >> >> Did anybody ever fix the can't pivot_root() the rootfs filesystem; >> hense can't use on a loopback system backed by NTFS? > > You shouldn't pivot_root the rootfs filesystem.
What happens if you do? I mean, it doesn't make even conceptual sense, really. The rootfs is always there: that's its entire purpose.
> Use the run-init > utility or something similar instead (which does a mount with > MS_MOVE.)
busybox has a switch_root tool which (conceptually) rm -rf's everything on the root filesystem and then does such a mount. (After all whatever is on that filesystem is inaccessible after the overmount, so keeping it around is just a waste of memory.)
-- `Voting for any American political party is fundamentally incomprehensible.' --- Vadik - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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