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Re: [Xen-devel] [PATCH v6 04/12] microcode: introduce a global cache of ucode patch



>>> On 12.03.19 at 17:53, <roger.pau@xxxxxxxxxx> wrote:
> IIRC we agreed that systems with mixed CPU versions are not supported,
> hence the same microcode blob should be used to update all the
> possible CPUs on the system, so a list should not be needed here.

That's not what I recall. We agreed to not store everything, because
mixed-family / mixed-model systems are commonly not supported by
the hw vendors. But mixed stepping systems may well be.

Jan



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