linux-kernel - Re: [RFC PATCH V5 1/4] x86/hyperv: Don't use hv apic driver when Secure AVIC is available

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Message-ID: <f243416a-6c6a-4fe6-95a2-8bd1db326023@amd.com>
Date: Tue, 5 Aug 2025 19:12:11 +0530
From: Neeraj Upadhyay <Neeraj.Upadhyay@....com>
To: Tianyu Lan <ltykernel@...il.com>, kys@...rosoft.com,
 haiyangz@...rosoft.com, wei.liu@...nel.org, decui@...rosoft.com,
 tglx@...utronix.de, mingo@...hat.com, bp@...en8.de,
 dave.hansen@...ux.intel.com, x86@...nel.org, hpa@...or.com, arnd@...db.de,
 kvijayab@....com
Cc: Tianyu Lan <tiala@...rosoft.com>, linux-arch@...r.kernel.org,
 linux-hyperv@...r.kernel.org, linux-kernel@...r.kernel.org,
 Michael Kelley <mhklinux@...look.com>
Subject: Re: [RFC PATCH V5 1/4] x86/hyperv: Don't use hv apic driver when
 Secure AVIC is available



On 8/4/2025 11:35 PM, Tianyu Lan wrote:
> From: Tianyu Lan <tiala@...rosoft.com>
> 
> When Secure AVIC is available, the AMD x2apic Secure
> AVIC driver will be selected. In that case, have hv_apic_init()
> return immediately without doing anything.
> 
> Reviewed-by: Michael Kelley <mhklinux@...look.com>
> Signed-off-by: Tianyu Lan <tiala@...rosoft.com>
> ---


Do you need to include linux/cc_platform.h ?

Reviewed-by: Neeraj Upadhyay <Neeraj.Upadhyay@....com>


- Neeraj