Messages in this thread | | | Date | Wed, 6 Feb 2013 10:01:12 +0200 | Subject | Re: [RFC 2/2] initramfs with digital signature protection | From | "Kasatkin, Dmitry" <> |
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On Wed, Feb 6, 2013 at 7:04 AM, H. Peter Anvin <hpa@zytor.com> wrote: > 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. >
rootfs is not permanent when it is ramfs. It is cleaned up on switch root. It is easy to find out that it is empty by mounting : mount -t ramfs rootfs /mnt/
In the case of running from normal storage, of course, there is ridicules remove the content.
- Dmitry
> -hpa > > > -- > H. Peter Anvin, Intel Open Source Technology Center > I work for Intel. I don't speak on their behalf. >
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