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SubjectRe: [PATCH 5/8] x86, microcode, intel: don't use fields from unknown format header
On Thu, Jul 24, 2014 at 12:07:40PM -0300, Henrique de Moraes Holschuh wrote:
> Suppose you have a box that takes ldrver 1 microcode, and Intel
> releases microcode for a new type of core that has a ldrver of 2, and
> it happens to not be the last one in the microcode collection sent by
> userspace (via the early initrd or /dev/cpu/microcode). We might well
> abort before we find the correct microcode update for that box.

And? The ldrver 2 header will enter microcode_sanity_check() and abort
there. A bit later. Same deal.

If you want to *skip* over ldrver 2 ucode headers but continue looping
over the ucode data, then you need to do more than that.

So what exactly are you trying to fix here?

--
Regards/Gruss,
Boris.

Sent from a fat crate under my desk. Formatting is fine.
--


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