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SubjectRe: [PATCH][stable-28] x86: microcode_amd: fix wrong handling of equivalent CPU id

* Andreas Herrmann <andreas.herrmann3@amd.com> wrote:

> Impact: fix bug resulting in non-loaded AMD microcode
>
> mc_header->processor_rev_id is a 2 byte value. Similar is true for
> equiv_cpu in an equiv_cpu_entry -- only 2 bytes are of interest.
>
> Signed-off-by: Andreas Herrmann <andreas.herrmann3@amd.com>
> ---
> arch/x86/kernel/microcode_amd.c | 23 ++++++-----------------
> 1 files changed, 6 insertions(+), 17 deletions(-)
>
> This fix is already upstream.
> See
>
> commit 3c763fd77e66e55d029052da31df0abd9920cb1e
> (x86: microcode_amd: fix wrong handling of equivalent CPU id)
>
> Please apply to stable-28.

ack for the -stable backport.

Ingo


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