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SubjectRe: [Xen-devel] Re: [PATCH 0/3] x86/microcode: support for microcode update in Xen dom0
On Thu, Oct 13, 2011 at 11:57:08AM +0200, Borislav Petkov wrote:
> On Thu, Oct 13, 2011 at 03:33:52AM -0400, Borislav Petkov wrote:
> > Bottomline is, extending initrd handling to deal with multiple initrd
> > images might turn out to be easier to do than the linked list deal.
>
> Alternatively and IMHO, we could avoid the bootloader enabling by
> making the ucode part of the initramfs and pull up some of the
> prepare_namespace() work in kernel_init() before smp_init() so that we
> can have it ready for when bootstrapping the cores.

<scratches his head>
You are still using the microcode API (the existing one) to
program the CPUs right? It is just that you are fetching the images
much much earlier than it currently is done?



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