From: mlevitsk@redhat.com
To: Paolo Bonzini <pbonzini@redhat.com>,
linux-kernel@vger.kernel.org, kvm@vger.kernel.org
Cc: d.riley@proxmox.com, jon@nutanix.com
Subject: Re: [PATCH 05/28] KVM: x86/mmu: remove SPTE_EPT_*
Date: Tue, 02 Jun 2026 10:21:19 -0400 [thread overview]
Message-ID: <e1c5ab918a342c22ae1cc5692ad98a9510185e61.camel@redhat.com> (raw)
In-Reply-To: <20260505195226.563317-6-pbonzini@redhat.com>
On Tue, 2026-05-05 at 21:52 +0200, Paolo Bonzini wrote:
> spte.h is already including vmx.h, use the constants it defines.
>
> Tested-by: David Riley <d.riley@proxmox.com>
> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
> ---
> arch/x86/kvm/mmu/spte.h | 8 ++------
> 1 file changed, 2 insertions(+), 6 deletions(-)
>
> diff --git a/arch/x86/kvm/mmu/spte.h b/arch/x86/kvm/mmu/spte.h
> index 317b9cd1537c..bc02a2e89a31 100644
> --- a/arch/x86/kvm/mmu/spte.h
> +++ b/arch/x86/kvm/mmu/spte.h
> @@ -57,10 +57,6 @@ static_assert(SPTE_TDP_AD_ENABLED == 0);
> #define ACC_USER_MASK PT_USER_MASK
> #define ACC_ALL (ACC_EXEC_MASK | ACC_WRITE_MASK | ACC_USER_MASK)
>
> -/* The mask for the R/X bits in EPT PTEs */
> -#define SPTE_EPT_READABLE_MASK 0x1ull
> -#define SPTE_EPT_EXECUTABLE_MASK 0x4ull
> -
> #define SPTE_LEVEL_BITS 9
> #define SPTE_LEVEL_SHIFT(level) __PT_LEVEL_SHIFT(level, SPTE_LEVEL_BITS)
> #define SPTE_INDEX(address, level) __PT_INDEX(address, level, SPTE_LEVEL_BITS)
> @@ -73,8 +69,8 @@ static_assert(SPTE_TDP_AD_ENABLED == 0);
> * restored only when a write is attempted to the page. This mask obviously
> * must not overlap the A/D type mask.
> */
> -#define SHADOW_ACC_TRACK_SAVED_BITS_MASK (SPTE_EPT_READABLE_MASK | \
> - SPTE_EPT_EXECUTABLE_MASK)
> +#define SHADOW_ACC_TRACK_SAVED_BITS_MASK (VMX_EPT_READABLE_MASK | \
> + VMX_EPT_EXECUTABLE_MASK)
> #define SHADOW_ACC_TRACK_SAVED_BITS_SHIFT 52
> #define SHADOW_ACC_TRACK_SAVED_MASK (SHADOW_ACC_TRACK_SAVED_BITS_MASK << \
> SHADOW_ACC_TRACK_SAVED_BITS_SHIFT)
Makes sense,
Reviewed-by: Maxim Levitsky <mlevitsk@redhat.com>
Best regards,
Maxim Levitsky
next prev parent reply other threads:[~2026-06-02 14:21 UTC|newest]
Thread overview: 74+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-05 19:51 [PATCH v6 00/28] KVM: combined patchset for MBEC/GMET support Paolo Bonzini
2026-05-05 19:51 ` [PATCH 01/28] KVM: TDX/VMX: rework EPT_VIOLATION_EXEC_FOR_RING3_LIN into PROT_MASK Paolo Bonzini
2026-06-02 14:19 ` mlevitsk
2026-05-05 19:52 ` [PATCH 02/28] KVM: x86/mmu: remove SPTE_PERM_MASK Paolo Bonzini
2026-06-02 14:20 ` mlevitsk
2026-05-05 19:52 ` [PATCH 03/28] KVM: x86/mmu: free up bit 10 of PTEs in preparation for MBEC Paolo Bonzini
2026-06-02 14:20 ` mlevitsk
2026-05-05 19:52 ` [PATCH 04/28] KVM: x86/mmu: shuffle high bits of SPTEs " Paolo Bonzini
2026-06-02 14:20 ` mlevitsk
2026-05-05 19:52 ` [PATCH 05/28] KVM: x86/mmu: remove SPTE_EPT_* Paolo Bonzini
2026-06-02 14:21 ` mlevitsk [this message]
2026-05-05 19:52 ` [PATCH 06/28] KVM: x86/mmu: merge make_spte_{non,}executable Paolo Bonzini
2026-06-02 14:22 ` mlevitsk
2026-05-05 19:52 ` [PATCH 07/28] KVM: x86/mmu: rename and clarify BYTE_MASK Paolo Bonzini
2026-06-02 14:22 ` mlevitsk
2026-05-05 19:52 ` [PATCH 08/28] KVM: x86/mmu: separate more EPT/non-EPT permission_fault() Paolo Bonzini
2026-05-07 14:35 ` Sean Christopherson
2026-06-02 14:22 ` mlevitsk
2026-05-05 19:52 ` [PATCH 09/28] KVM: x86/mmu: introduce ACC_READ_MASK Paolo Bonzini
2026-06-02 14:23 ` mlevitsk
2026-05-05 19:52 ` [PATCH 10/28] KVM: x86/mmu: pass PFERR_GUEST_PAGE/FINAL_MASK to kvm_translate_gpa Paolo Bonzini
2026-06-02 14:23 ` mlevitsk
2026-05-05 19:52 ` [PATCH 11/28] KVM: x86/mmu: pass pte_access for final nGPA->GPA walk Paolo Bonzini
2026-06-02 14:24 ` mlevitsk
2026-05-05 19:52 ` [PATCH 12/28] KVM: x86: make translate_nested_gpa vendor-specific Paolo Bonzini
2026-06-02 14:24 ` mlevitsk
2026-05-05 19:52 ` [PATCH 13/28] KVM: x86/mmu: split XS/XU bits for EPT Paolo Bonzini
2026-06-02 14:24 ` mlevitsk
2026-05-05 19:52 ` [PATCH 14/28] KVM: x86/mmu: move cr4_smep to base role Paolo Bonzini
2026-06-02 14:25 ` mlevitsk
2026-05-05 19:52 ` [PATCH 15/28] KVM: VMX: enable use of MBEC Paolo Bonzini
2026-05-07 14:40 ` Sean Christopherson
2026-06-02 14:26 ` mlevitsk
2026-05-05 19:52 ` [PATCH 16/28] KVM: nVMX: pass advanced EPT violation vmexit info to guest Paolo Bonzini
2026-06-02 14:26 ` mlevitsk
2026-05-05 19:52 ` [PATCH 17/28] KVM: nVMX: pass PFERR_USER_MASK to MMU on EPT violations Paolo Bonzini
2026-06-02 14:27 ` mlevitsk
2026-05-05 19:52 ` [PATCH 18/28] KVM: x86/mmu: add support for MBEC to EPT page table walks Paolo Bonzini
2026-06-02 14:28 ` mlevitsk
2026-05-05 19:52 ` [PATCH 19/28] KVM: nVMX: advertise MBEC to nested guests Paolo Bonzini
2026-06-02 14:28 ` mlevitsk
2026-05-05 19:52 ` [PATCH 20/28] KVM: nVMX: allow MBEC with EVMCS Paolo Bonzini
2026-06-02 14:28 ` mlevitsk
2026-06-02 15:29 ` Vitaly Kuznetsov
2026-05-05 19:52 ` [PATCH 21/28] KVM: x86/mmu: propagate access mask from root pages down Paolo Bonzini
2026-06-02 14:29 ` mlevitsk
2026-05-05 19:52 ` [PATCH 22/28] KVM: x86/mmu: introduce cpu_role bit for availability of PFEC.I/D Paolo Bonzini
2026-06-02 14:29 ` mlevitsk
2026-05-05 19:52 ` [PATCH 23/28] KVM: SVM: add GMET bit definitions Paolo Bonzini
2026-06-02 14:30 ` mlevitsk
2026-05-05 19:52 ` [PATCH 24/28] KVM: x86/mmu: hard code more bits in kvm_init_shadow_npt_mmu Paolo Bonzini
2026-06-02 14:30 ` mlevitsk
2026-05-05 19:52 ` [PATCH 25/28] KVM: x86/mmu: add support for GMET to NPT page table walks Paolo Bonzini
2026-06-02 14:31 ` mlevitsk
2026-05-05 19:52 ` [PATCH 26/28] KVM: SVM: enable GMET and set it in MMU role Paolo Bonzini
2026-06-02 14:31 ` mlevitsk
2026-05-05 19:52 ` [PATCH 27/28] KVM: SVM: work around errata 1218 Paolo Bonzini
2026-06-02 14:31 ` mlevitsk
2026-05-05 19:52 ` [PATCH 28/28] KVM: nSVM: enable GMET for guests Paolo Bonzini
2026-06-02 14:32 ` mlevitsk
2026-05-07 14:44 ` [PATCH v6 00/28] KVM: combined patchset for MBEC/GMET support Sean Christopherson
2026-05-07 17:49 ` Paolo Bonzini
2026-05-11 10:53 ` David Riley
2026-05-11 10:55 ` Paolo Bonzini
2026-05-11 11:07 ` David Riley
2026-05-14 2:11 ` Chao Gao
2026-05-14 19:13 ` Sean Christopherson
2026-05-12 14:32 ` Paolo Bonzini
2026-05-12 16:34 ` Paolo Bonzini
2026-05-15 14:53 ` David Riley
2026-05-15 18:31 ` Sean Christopherson
2026-05-19 8:02 ` David Riley
-- strict thread matches above, loose matches on Subject: below --
2026-04-30 15:07 [PATCH v5 " Paolo Bonzini
2026-04-30 15:07 ` [PATCH 05/28] KVM: x86/mmu: remove SPTE_EPT_* Paolo Bonzini
2026-04-28 11:09 [PATCH v4 00/28] KVM: combined patchset for MBEC/GMET support Paolo Bonzini
2026-04-28 11:09 ` [PATCH 05/28] KVM: x86/mmu: remove SPTE_EPT_* Paolo Bonzini
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