linux-kernel - Re: [RFC 2/2] initramfs with digital signature protection

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Message-ID: <5111E44C.2040308@zytor.com>
Date:	Tue, 05 Feb 2013 21:04:12 -0800
From:	"H. Peter Anvin" <hpa@...or.com>
To:	"Kasatkin, Dmitry" <dmitry.kasatkin@...el.com>
CC:	Peter Jones <pjones@...hat.com>,
	linux-security-module@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [RFC 2/2] initramfs with digital signature protection

On 02/05/2013 02:09 PM, Kasatkin, Dmitry wrote:
>
> It should not be like that. Actually when pre-init exits, cleanup code
> umount tmpfs, which in turn cleanups the RAM.
>

It doesn't quite... the rootfs is permanent.  This is also only one 
usage mode: there are quite a few Linux systems running directly out of 
initramfs.

	-hpa


-- 
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel.  I don't speak on their behalf.

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