linux-kernel - Re: [PATCH 3/8] KVM: arm64: Move ARM specific headers in include/kvm to arch directory

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Message-ID: <a5032f01-9f54-eff9-ee72-b159ed56ca70@huawei.com>
Date: Mon, 16 Jun 2025 19:10:04 +0800
From: Zenghui Yu <yuzenghui@...wei.com>
To: Sean Christopherson <seanjc@...gle.com>
CC: Marc Zyngier <maz@...nel.org>, Oliver Upton <oliver.upton@...ux.dev>,
	Tianrui Zhao <zhaotianrui@...ngson.cn>, Bibo Mao <maobibo@...ngson.cn>,
	Huacai Chen <chenhuacai@...nel.org>, Madhavan Srinivasan
	<maddy@...ux.ibm.com>, Anup Patel <anup@...infault.org>, Paul Walmsley
	<paul.walmsley@...ive.com>, Palmer Dabbelt <palmer@...belt.com>, Albert Ou
	<aou@...s.berkeley.edu>, Christian Borntraeger <borntraeger@...ux.ibm.com>,
	Janosch Frank <frankja@...ux.ibm.com>, Claudio Imbrenda
	<imbrenda@...ux.ibm.com>, Paolo Bonzini <pbonzini@...hat.com>,
	<linux-arm-kernel@...ts.infradead.org>, <kvmarm@...ts.linux.dev>,
	<kvm@...r.kernel.org>, <loongarch@...ts.linux.dev>,
	<linux-mips@...r.kernel.org>, <linuxppc-dev@...ts.ozlabs.org>,
	<kvm-riscv@...ts.infradead.org>, <linux-riscv@...ts.infradead.org>,
	<linux-kernel@...r.kernel.org>, Anish Ghulati <aghulati@...gle.com>, Colton
 Lewis <coltonlewis@...gle.com>, Thomas Huth <thuth@...hat.com>
Subject: Re: [PATCH 3/8] KVM: arm64: Move ARM specific headers in include/kvm
 to arch directory

On 2025/6/11 8:10, Sean Christopherson wrote:
> Move kvm/arm_{arch_timer,pmu,vgic}.h to arch/arm64/include/asm and drop
> the "arm" prefix from all file names.  Now that KVM no longer supports
> 32-bit ARM, there is no reason to expose ARM specific headers to other
> architectures beyond arm64.
> 
> Cc: Colton Lewis <coltonlewis@...gle.com>
> Signed-off-by: Sean Christopherson <seanjc@...gle.com>
> ---
>  .../arm64/include/asm/kvm_arch_timer.h                     | 0
>  arch/arm64/include/asm/kvm_host.h                          | 7 +++----
>  include/kvm/arm_pmu.h => arch/arm64/include/asm/kvm_pmu.h  | 0
>  .../kvm/arm_vgic.h => arch/arm64/include/asm/kvm_vgic.h    | 0
>  arch/arm64/kvm/arch_timer.c                                | 5 ++---
>  arch/arm64/kvm/arm.c                                       | 3 +--
>  arch/arm64/kvm/pmu-emul.c                                  | 4 ++--
>  arch/arm64/kvm/reset.c                                     | 3 +--
>  arch/arm64/kvm/trace_arm.h                                 | 2 +-
>  arch/arm64/kvm/vgic/vgic-debug.c                           | 2 +-
>  arch/arm64/kvm/vgic/vgic-init.c                            | 2 +-
>  arch/arm64/kvm/vgic/vgic-irqfd.c                           | 2 +-
>  arch/arm64/kvm/vgic/vgic-kvm-device.c                      | 2 +-
>  arch/arm64/kvm/vgic/vgic-mmio-v2.c                         | 2 +-
>  arch/arm64/kvm/vgic/vgic-mmio-v3.c                         | 2 +-
>  arch/arm64/kvm/vgic/vgic-mmio.c                            | 4 ++--
>  arch/arm64/kvm/vgic/vgic-v2.c                              | 2 +-
>  arch/arm64/kvm/vgic/vgic-v3-nested.c                       | 3 +--
>  arch/arm64/kvm/vgic/vgic-v3.c                              | 2 +-
>  19 files changed, 21 insertions(+), 26 deletions(-)
>  rename include/kvm/arm_arch_timer.h => arch/arm64/include/asm/kvm_arch_timer.h (100%)
>  rename include/kvm/arm_pmu.h => arch/arm64/include/asm/kvm_pmu.h (100%)
>  rename include/kvm/arm_vgic.h => arch/arm64/include/asm/kvm_vgic.h (100%)

Nitpick:

|F:	include/kvm/arm_*

can be deleted from the KVM/arm64 MAINTAINERS entry now.

Thanks,
Zenghui