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Date: Sun, 21 Sep 2014 17:37:24 -0700
From: Andi Kleen <andi@...stfloor.org>
To: Henrique de Moraes Holschuh <hmh@....eng.br>
Cc: linux-kernel@...r.kernel.org, Borislav Petkov <bp@...en8.de>,
H Peter Anvin <hpa@...or.com>
Subject: Re: x86, microcode: BUG: microcode update that changes x86_capability
Henrique de Moraes Holschuh <hmh@....eng.br> writes:
> And yes, this means we will kill support for microcode updates
> outside of the initramfs/early-initramfs, at least in Debian,
> and likely in Ubuntu.
You got it totally backwards. initramfs updating should handle this
microcode update just fine, as it happens before the kernel
scans the cpuids. Just don't update it later.
Nothing else is needed.
-Andi
--
ak@...ux.intel.com -- Speaking for myself only
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