linux-kernel - Re: Please add generic support for root=UUID= at kernel parameter command line (LABEL, BYID maybe also)

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Message-ID: <4C780D52.4080108@free.fr>
Date:	Fri, 27 Aug 2010 21:09:06 +0200
From:	Eric Valette <eric.valette@...e.fr>
To:	Matthias Schniedermeyer <ms@...d.de>
CC:	Phil Turmel <philip@...mel.org>, linux-kernel@...r.kernel.org,
	Florian Mickler <florian@...kler.org>
Subject: Re: Please add generic support for root=UUID= at kernel parameter
 command line (LABEL, BYID maybe also)

On 27/08/2010 18:37, Matthias Schniedermeyer wrote:

> I don't really get what you mean.
> But binary duplication isn't the issue, source-code duplication is.
> I'd count an initramfs to the binary category. It is "compiled" more or
> less literaly.

binary duplication is a waste of space (SSD are'nt cheap) and time. 
Plus, you have a real duplication for the fs-search in grub/lilo/add 
your favorite evolved boot loader there.

>> 	3) The tmpdevfs is also a dupplicate somehow
>
> No.
>
> devtmpfs uses tmpfs or ramfs as backing-store. And it doesn't really
> duplicate udev either, as it only does the bare minimum needed to get
> the computer to the point where udev can do the rest. Like when you have
> a root filesystem with no /dev at all.

I know. But It could do just a bit more find creating the 
/dev/disk/by-uuid/foo where foo is the one given ib root=UUID=foo


--eric




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