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[Xen-devel] Re: [PATCH 0/3] x86/microcode: support for microcode update in Xen dom0
- To: Borislav Petkov <bp@xxxxxxxxx>
- From: "H. Peter Anvin" <hpa@xxxxxxxxx>
- Date: Wed, 12 Oct 2011 15:49:51 -0700
- Cc: Jeremy Fitzhardinge <jeremy@xxxxxxxx>, Xen Devel <xen-devel@xxxxxxxxxxxxxxxxxxx>, Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>, the arch/x86 maintainers <x86@xxxxxxxxxx>, Linux Kernel Mailing List <linux-kernel@xxxxxxxxxxxxxxx>, Jeremy Fitzhardinge <jeremy.fitzhardinge@xxxxxxxxxx>, Tigran Aivazian <tigran@xxxxxxxxxxxxxxxxxxxx>, Ingo Molnar <mingo@xxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxxxxx>
- Delivery-date: Wed, 12 Oct 2011 15:50:59 -0700
- List-id: Xen developer discussion <xen-devel.lists.xensource.com>
The stickiest part of all of this is where to leave the microcode so the
kernel can get to it way early. We could use the linked list, but that
would mean bootloader enabling; another idea was to stick it as a prefix
to the initramfs identified by a signature.
-hpa
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