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From: Maxim Levitsky <mlevitsk@redhat.com>
To: Yosry Ahmed <yosry.ahmed@linux.dev>,
	Sean Christopherson <seanjc@google.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>,
	Jim Mattson <jmattson@google.com>,
	 Vitaly Kuznetsov <vkuznets@redhat.com>,
	Rik van Riel <riel@surriel.com>,
	Tom Lendacky <thomas.lendacky@amd.com>,
	 x86@kernel.org, kvm@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [RFC PATCH 15/24] KVM: x86/mmu: rename __kvm_mmu_invalidate_addr()
Date: Thu, 03 Apr 2025 16:10:16 -0400	[thread overview]
Message-ID: <616df4f9191cb59af8776775ad2577e412c5f71d.camel@redhat.com> (raw)
In-Reply-To: <20250326193619.3714986-16-yosry.ahmed@linux.dev>

On Wed, 2025-03-26 at 19:36 +0000, Yosry Ahmed wrote:
> In preparation for creating another helper for
> kvm_mmu_invalidate_addr(), rename __kvm_mmu_invalidate_addr() to
> kvm_mmu_invalidate_addr_in_root().
> 
> No functional change intended.
> 
> Signed-off-by: Yosry Ahmed <yosry.ahmed@linux.dev>
> ---
>  arch/x86/kvm/mmu/mmu.c | 9 +++++----
>  1 file changed, 5 insertions(+), 4 deletions(-)
> 
> diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c
> index 63bb77ee1bb16..4a72ada0a7585 100644
> --- a/arch/x86/kvm/mmu/mmu.c
> +++ b/arch/x86/kvm/mmu/mmu.c
> @@ -6317,8 +6317,9 @@ void kvm_mmu_print_sptes(struct kvm_vcpu *vcpu, gpa_t gpa, const char *msg)
>  }
>  EXPORT_SYMBOL_GPL(kvm_mmu_print_sptes);
>  
> -static void __kvm_mmu_invalidate_addr(struct kvm_vcpu *vcpu, struct kvm_mmu *mmu,
> -				      u64 addr, hpa_t root_hpa)
> +static void kvm_mmu_invalidate_addr_in_root(struct kvm_vcpu *vcpu,
> +					    struct kvm_mmu *mmu,
> +					    u64 addr, hpa_t root_hpa)
>  {
>  	struct kvm_shadow_walk_iterator iterator;
>  
> @@ -6374,11 +6375,11 @@ void kvm_mmu_invalidate_addr(struct kvm_vcpu *vcpu, struct kvm_mmu *mmu,
>  		return;
>  
>  	if (roots & KVM_MMU_ROOT_CURRENT)
> -		__kvm_mmu_invalidate_addr(vcpu, mmu, addr, mmu->root.hpa);
> +		kvm_mmu_invalidate_addr_in_root(vcpu, mmu, addr, mmu->root.hpa);
>  
>  	for (i = 0; i < KVM_MMU_NUM_PREV_ROOTS; i++) {
>  		if (roots & KVM_MMU_ROOT_PREVIOUS(i))
> -			__kvm_mmu_invalidate_addr(vcpu, mmu, addr, mmu->prev_roots[i].hpa);
> +			kvm_mmu_invalidate_addr_in_root(vcpu, mmu, addr, mmu->prev_roots[i].hpa);
>  	}
>  }
>  EXPORT_SYMBOL_GPL(kvm_mmu_invalidate_addr);

Reviewed-by: Maxim Levitsky<mlevitsk@redhat.com>

Best regards,
	Maxim Levitsky




  reply	other threads:[~2025-04-03 20:10 UTC|newest]

Thread overview: 58+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-03-26 19:35 [RFC PATCH 00/24] KVM: SVM: Rework ASID management Yosry Ahmed
2025-03-26 19:35 ` [RFC PATCH 01/24] KVM: VMX: Generalize VPID allocation to be vendor-neutral Yosry Ahmed
2025-03-27 10:58   ` Nikunj A Dadhania
2025-03-27 17:13     ` Yosry Ahmed
2025-03-27 19:42       ` Sean Christopherson
2025-06-23 16:44   ` Sean Christopherson
2025-03-26 19:35 ` [RFC PATCH 02/24] KVM: SVM: Use cached local variable in init_vmcb() Yosry Ahmed
2025-04-03 19:56   ` Maxim Levitsky
2025-03-26 19:35 ` [RFC PATCH 03/24] KVM: SVM: Add helpers to set/clear ASID flush in VMCB Yosry Ahmed
2025-04-03 20:00   ` Maxim Levitsky
2025-06-23 16:46   ` Sean Christopherson
2025-03-26 19:35 ` [RFC PATCH 04/24] KVM: SVM: Flush everything if FLUSHBYASID is not available Yosry Ahmed
2025-04-03 20:00   ` Maxim Levitsky
2025-03-26 19:36 ` [RFC PATCH 05/24] KVM: SVM: Flush the ASID when running on a new CPU Yosry Ahmed
2025-04-03 20:00   ` Maxim Levitsky
2025-03-26 19:36 ` [RFC PATCH 06/24] KVM: SEV: Track ASID->vCPU instead of ASID->VMCB Yosry Ahmed
2025-04-03 20:04   ` Maxim Levitsky
2025-04-22  9:41     ` Yosry Ahmed
2025-06-20 23:13   ` Sean Christopherson
2025-06-23 19:50     ` Tom Lendacky
2025-06-23 20:37       ` Sean Christopherson
2025-03-26 19:36 ` [RFC PATCH 07/24] KVM: SEV: Track ASID->vCPU on vCPU load Yosry Ahmed
2025-04-03 20:04   ` Maxim Levitsky
2025-03-26 19:36 ` [RFC PATCH 08/24] KVM: SEV: Drop pre_sev_run() Yosry Ahmed
2025-04-03 20:04   ` Maxim Levitsky
2025-03-26 19:36 ` [RFC PATCH 09/24] KVM: SEV: Generalize tracking ASID->vCPU with xarrays Yosry Ahmed
2025-04-03 20:05   ` Maxim Levitsky
2025-04-22  9:50     ` Yosry Ahmed
2025-03-26 19:36 ` [RFC PATCH 10/24] KVM: SVM: Use a single ASID per VM Yosry Ahmed
2025-04-03 20:05   ` Maxim Levitsky
2025-04-22  9:51     ` Yosry Ahmed
2025-03-26 19:36 ` [RFC PATCH 11/24] KVM: nSVM: Use a separate ASID for nested guests Yosry Ahmed
2025-04-03 20:09   ` Maxim Levitsky
2025-04-22 10:08     ` Yosry Ahmed
2025-03-26 19:36 ` [RFC PATCH 12/24] KVM: x86: hyper-v: Pass is_guest_mode to kvm_hv_vcpu_purge_flush_tlb() Yosry Ahmed
2025-04-03 20:09   ` Maxim Levitsky
2025-06-23 19:22     ` Sean Christopherson
2025-03-26 19:36 ` [RFC PATCH 13/24] KVM: nSVM: Parameterize svm_flush_tlb_asid() by is_guest_mode Yosry Ahmed
2025-04-03 20:10   ` Maxim Levitsky
2025-04-22 10:04     ` Yosry Ahmed
2025-03-26 19:36 ` [RFC PATCH 14/24] KVM: nSVM: Split nested_svm_transition_tlb_flush() into entry/exit fns Yosry Ahmed
2025-03-26 19:36 ` [RFC PATCH 15/24] KVM: x86/mmu: rename __kvm_mmu_invalidate_addr() Yosry Ahmed
2025-04-03 20:10   ` Maxim Levitsky [this message]
2025-03-26 19:36 ` [RFC PATCH 16/24] KVM: x86/mmu: Allow skipping the gva flush in kvm_mmu_invalidate_addr() Yosry Ahmed
2025-04-03 20:10   ` Maxim Levitsky
2025-03-26 19:36 ` [RFC PATCH 17/24] KVM: nSVM: Flush both L1 and L2 ASIDs on KVM_REQ_TLB_FLUSH Yosry Ahmed
2025-04-03 20:10   ` Maxim Levitsky
2025-03-26 19:41 ` [RFC PATCH 18/24] KVM: nSVM: Handle nested TLB flush requests through TLB_CONTROL Yosry Ahmed
2025-03-26 19:43 ` [RFC PATCH 19/24] KVM: nSVM: Flush the TLB if L1 changes L2's ASID Yosry Ahmed
2025-03-26 19:44 ` [RFC PATCH 20/24] KVM: nSVM: Do not reset TLB_CONTROL in VMCB02 on nested entry Yosry Ahmed
2025-03-26 19:44   ` [RFC PATCH 21/24] KVM: nSVM: Service local TLB flushes before nested transitions Yosry Ahmed
2025-03-26 19:44   ` [RFC PATCH 22/24] KVM: nSVM: Handle INVLPGA interception correctly Yosry Ahmed
2025-04-03 20:10     ` Maxim Levitsky
2025-06-24  1:08     ` Sean Christopherson
2025-03-26 19:44   ` [RFC PATCH 23/24] KVM: nSVM: Allocate a new ASID for nested guests Yosry Ahmed
2025-04-03 20:11     ` Maxim Levitsky
2025-04-22 10:01       ` Yosry Ahmed
2025-03-26 19:44   ` [RFC PATCH 24/24] KVM: nSVM: Stop bombing the TLB on nested transitions Yosry Ahmed

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