Re: [PATCH] x86, microcode: Make reload interface per system

Borislav Petkov
2012-06-19T10:22:34Z

On Tue, Jun 19, 2012 at 10:17:44AM +0200, Peter Zijlstra wrote:
> On Tue, 2012-06-19 at 07:11 +0200, Borislav Petkov wrote:
> > $ rmmod microcode; modprobe microcode
> >
> > but then the same guys come :-) and say they don't want to reload
> > modules for security reasons.
>
> Nah, they built their kernel without modules, much more secure!

Not secure enough - they don't get microcode then (ucode loader uses
request_firmware()) and has to be module for the initial load, at least.

But I haven't tested what happens when it is built in and I use the
reload interface, hehe something to play with today.

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Boris.

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