mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
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


  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

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=e1c5ab918a342c22ae1cc5692ad98a9510185e61.camel@redhat.com \
    --to=mlevitsk@redhat.com \
    --cc=d.riley@proxmox.com \
    --cc=jon@nutanix.com \
    --cc=kvm@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=pbonzini@redhat.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox

Powered by JetHome