Re: FW: [linux-usb-devel] boot from usb storage

From: Eric Lammerts (
Date: Mon Nov 11 2002 - 08:10:36 EST

On Mon, 11 Nov 2002, Filipau, Ihar wrote:
> In short:
> Is it possible to boot from portable USB DVD drive?
> Is this supported in BIOSes?

Don't know.

> Will kernel be able to find a root?

Normally it doesn't work because USB devices are detectly
asynchronously (from a kernel thread). At the time a USB device is
discovered, the root mounting code has already given up.

I have a patch to fix this at
It's tested only with USB harddisks, but will probably also work with
DVD drives.


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This archive was generated by hypermail 2b29 : Fri Nov 15 2002 - 22:00:22 EST