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Re: [PATCH v2 2/3] x86/ucode: allow cpu_request_microcode() to skip memory allocation
- To: Sergey Dyasli <sergey.dyasli@xxxxxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Tue, 20 Dec 2022 15:00:43 +0100
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- Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx
- Delivery-date: Tue, 20 Dec 2022 14:00:57 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 19.12.2022 15:45, Sergey Dyasli wrote:
> This is a preparatory step in order to do earlier microcode loading on
> the boot CPU when the domain heap has not been initialized yet and
> xmalloc still unavailable.
>
> Add make_copy argument which will allow to load microcode directly from
> the blob bypassing microcode_cache.
>
> Signed-off-by: Sergey Dyasli <sergey.dyasli@xxxxxxxxxx>
Acked-by: Jan Beulich <jbeulich@xxxxxxxx>
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