Re: preventing /dev/kmem and /dev/mem writes?
On Tue, 27 Jul 2004 00:23, Michael Stone <mstone@debian.org> wrote:
> On Mon, Jul 26, 2004 at 11:38:33PM +1000, campbellm@cia.com.au wrote:
> >/dev/kmem unusable. That, he says, will break lilo (I can't use GRUB as
> >it doesn't support booting off RAID devices properly)
>
> Hmm. Seems to work here.
It seems that lilo code run in real mode puts some special data below 640K,
and then the lilo installer which runs from Linux accesses /dev/mem to read
it.
Whether this information is required depends on which lilo options you use.
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