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SubjectRe: [PATCH 12/12] KVM: X86: Walk shadow page starting with shadow_root_level
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On 11/24/21 13:20, Lai Jiangshan wrote:
> From: Lai Jiangshan <laijs@linux.alibaba.com>
>
> Walking from the root page of the shadow page table should start with
> the level of the shadow page table: shadow_root_level.
>
> Also change a small defect in audit_mappings(), it is believed
> that the current walking level is more valuable to print.
>
> Signed-off-by: Lai Jiangshan <laijs@linux.alibaba.com>
> ---
> arch/x86/kvm/mmu/mmu_audit.c | 5 ++---
> 1 file changed, 2 insertions(+), 3 deletions(-)
>
> diff --git a/arch/x86/kvm/mmu/mmu_audit.c b/arch/x86/kvm/mmu/mmu_audit.c
> index 9e7dcf999f08..6bbbf85b3e46 100644
> --- a/arch/x86/kvm/mmu/mmu_audit.c
> +++ b/arch/x86/kvm/mmu/mmu_audit.c
> @@ -63,7 +63,7 @@ static void mmu_spte_walk(struct kvm_vcpu *vcpu, inspect_spte_fn fn)
> hpa_t root = vcpu->arch.mmu->root_hpa;
>
> sp = to_shadow_page(root);
> - __mmu_spte_walk(vcpu, sp, fn, vcpu->arch.mmu->root_level);
> + __mmu_spte_walk(vcpu, sp, fn, vcpu->arch.mmu->shadow_root_level);
> return;
> }
>
> @@ -119,8 +119,7 @@ static void audit_mappings(struct kvm_vcpu *vcpu, u64 *sptep, int level)
> hpa = pfn << PAGE_SHIFT;
> if ((*sptep & PT64_BASE_ADDR_MASK) != hpa)
> audit_printk(vcpu->kvm, "levels %d pfn %llx hpa %llx "
> - "ent %llxn", vcpu->arch.mmu->root_level, pfn,
> - hpa, *sptep);
> + "ent %llxn", level, pfn, hpa, *sptep);
> }
>
> static void inspect_spte_has_rmap(struct kvm *kvm, u64 *sptep)
>

Queued all except patch 11, thanks.

Paolo

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