Re: [PATCH 0/3] x86/microcode: support for microcode update in Xendom0

[Borislav Petkov]

On Wed, Oct 12, 2011 at 03:18:22PM -0400, Jeremy Fitzhardinge wrote:
> While doing the whole boot time multiboot thing may offer some small
> hypothetical technical advantages, it has the significant cost of just
> complicating the whole deployment and use story.

You simply can't call the need to apply ucode as early as possible a
"hypothetical techical advantage." Other issues like how to handle ucode
images and how to put them together and how distros distribute them
and whether xen minimizes the amount of "specialness" or not are only
secondary.

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