From: Paolo Bonzini <pbonzini@redhat.com>
To: lantianyu1986@gmail.com
Cc: Lan Tianyu <Tianyu.Lan@microsoft.com>,
christoffer.dall@arm.com, marc.zyngier@arm.com,
linux@armlinux.org.uk, catalin.marinas@arm.com,
will.deacon@arm.com, jhogan@kernel.org, ralf@linux-mips.org,
paul.burton@mips.com, paulus@ozlabs.org,
benh@kernel.crashing.org, mpe@ellerman.id.au, rkrcmar@redhat.com,
tglx@linutronix.de, mingo@redhat.com, bp@alien8.de,
hpa@zytor.com, x86@kernel.org,
linux-arm-kernel@lists.infradead.org,
kvmarm@lists.cs.columbia.edu, linux-kernel@vger.kernel.org,
linux-mips@vger.kernel.org, kvm-ppc@vger.kernel.org,
linuxppc-dev@lists.ozlabs.org, kvm@vger.kernel.org,
michael.h.kelley@microsoft.com, kys@microsoft.com,
vkuznets@redhat.com
Subject: Re: [PATCH V2 3/10] KVM/MMU: Add last_level in the struct mmu_spte_page
Date: Thu, 14 Feb 2019 17:12:10 +0100 [thread overview]
Message-ID: <34503144-fb31-8c02-9ac2-eedc1d95e80d@redhat.com> (raw)
In-Reply-To: <20190202013825.51261-4-Tianyu.Lan@microsoft.com>
On 02/02/19 02:38, lantianyu1986@gmail.com wrote:
> diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
> index ce770b446238..70cafd3f95ab 100644
> --- a/arch/x86/kvm/mmu.c
> +++ b/arch/x86/kvm/mmu.c
> @@ -2918,6 +2918,9 @@ static int set_spte(struct kvm_vcpu *vcpu, u64 *sptep,
>
> if (level > PT_PAGE_TABLE_LEVEL)
> spte |= PT_PAGE_SIZE_MASK;
> +
> + sp->last_level = is_last_spte(spte, level);
sp->last_level is always true here.
Paolo
> if (tdp_enabled)
> spte |= kvm_x86_ops->get_mt_mask(vcpu, gfn,
> kvm_is_mmio_pfn(pfn));
next prev parent reply other threads:[~2019-02-14 16:12 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-02 1:38 [PATCH V2 00/10] X86/KVM/Hyper-V: Add HV ept tlb range list flush support in KVM lantianyu1986
2019-02-02 1:38 ` [PATCH V2 1/10] X86/Hyper-V: Add parameter offset for hyperv_fill_flush_guest_mapping_list() lantianyu1986
2019-02-02 1:38 ` [PATCH V2 2/10] KVM/VMX: Fill range list in kvm_fill_hv_flush_list_func() lantianyu1986
2019-02-02 1:38 ` [PATCH V2 3/10] KVM/MMU: Add last_level in the struct mmu_spte_page lantianyu1986
2019-02-14 16:12 ` Paolo Bonzini [this message]
2019-02-14 16:32 ` Paolo Bonzini
2019-02-15 15:05 ` Tianyu Lan
2019-02-15 15:22 ` Paolo Bonzini
2019-02-22 15:16 ` Tianyu Lan
2019-02-02 1:38 ` [PATCH V2 4/10] KVM/MMU: Introduce tlb flush with range list lantianyu1986
2019-02-02 1:38 ` [PATCH V2 5/10] KVM/MMU: Flush tlb with range list in sync_page() lantianyu1986
2019-02-02 1:38 ` [PATCH V2 6/10] KVM/MMU: Flush tlb directly in the kvm_mmu_slot_gfn_write_protect() lantianyu1986
2019-02-02 1:38 ` [PATCH V2 7/10] KVM: Add kvm_get_memslot() to get memslot via slot id lantianyu1986
2019-02-02 1:38 ` [PATCH V2 8/10] KVM: Use tlb range flush in the kvm_vm_ioctl_get/clear_dirty_log() lantianyu1986
2019-02-02 1:38 ` [PATCH V2 9/10] KVM: Add flush parameter for kvm_age_hva() lantianyu1986
2019-02-14 16:40 ` [PATCH V2 00/10] X86/KVM/Hyper-V: Add HV ept tlb range list flush support in KVM Paolo Bonzini
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