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Re: [Xen-devel] [PATCH v7 26/36] x86/CPU/AMD: Make the microcode level available earlier in the boot
- To: Tom Lendacky <thomas.lendacky@xxxxxxx>
- From: Borislav Petkov <bp@xxxxxxxxx>
- Date: Thu, 22 Jun 2017 11:40:33 +0200
- Cc: linux-efi@xxxxxxxxxxxxxxx, Brijesh Singh <brijesh.singh@xxxxxxx>, Toshimitsu Kani <toshi.kani@xxxxxxx>, linux-doc@xxxxxxxxxxxxxxx, Matt Fleming <matt@xxxxxxxxxxxxxxxxxxx>, x86@xxxxxxxxxx, linux-mm@xxxxxxxxx, Radim Krčmář <rkrcmar@xxxxxxxxxx>, Alexander Potapenko <glider@xxxxxxxxxx>, "H. Peter Anvin" <hpa@xxxxxxxxx>, Larry Woodman <lwoodman@xxxxxxxxxx>, linux-arch@xxxxxxxxxxxxxxx, kvm@xxxxxxxxxxxxxxx, Jonathan Corbet <corbet@xxxxxxx>, Joerg Roedel <joro@xxxxxxxxxx>, "Michael S. Tsirkin" <mst@xxxxxxxxxx>, kasan-dev@xxxxxxxxxxxxxxxx, Ingo Molnar <mingo@xxxxxxxxxx>, Andrey Ryabinin <aryabinin@xxxxxxxxxxxxx>, Dave Young <dyoung@xxxxxxxxxx>, Rik van Riel <riel@xxxxxxxxxx>, Arnd Bergmann <arnd@xxxxxxxx>, Andy Lutomirski <luto@xxxxxxxxxx>, Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>, Dmitry Vyukov <dvyukov@xxxxxxxxxx>, Juergen Gross <jgross@xxxxxxxx>, kexec@xxxxxxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, xen-devel@xxxxxxxxxxxxx, iommu@xxxxxxxxxxxxxxxxxxxxxxxxxx, Thomas Gleixner <tglx@xxxxxxxxxxxxx>, Paolo Bonzini <pbonzini@xxxxxxxxxx>
- Delivery-date: Thu, 22 Jun 2017 09:41:01 +0000
- List-id: Xen developer discussion <xen-devel.lists.xen.org>
On Fri, Jun 16, 2017 at 01:54:47PM -0500, Tom Lendacky wrote:
> Move the setting of the cpuinfo_x86.microcode field from amd_init() to
> early_amd_init() so that it is available earlier in the boot process. This
> avoids having to read MSR_AMD64_PATCH_LEVEL directly during early boot.
>
> Signed-off-by: Tom Lendacky <thomas.lendacky@xxxxxxx>
> ---
> arch/x86/kernel/cpu/amd.c | 8 ++++----
> 1 file changed, 4 insertions(+), 4 deletions(-)
Reviewed-by: Borislav Petkov <bp@xxxxxxx>
--
Regards/Gruss,
Boris.
Good mailing practices for 400: avoid top-posting and trim the reply.
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