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SubjectRe: [GIT PULL] Early batch of KVM changes for 4.3 merge window
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On 09/02/2015 01:03 AM, Paolo Bonzini wrote:

>
> diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
> index fb16a8ea3dee..3c745f3abde8 100644
> --- a/arch/x86/kvm/mmu.c
> +++ b/arch/x86/kvm/mmu.c
> @@ -3309,13 +3309,13 @@ walk_shadow_page_get_mmio_spte(struct kvm_vcpu *vcpu, u64 addr, u64 *sptep)
>
> walk_shadow_page_lockless_begin(vcpu);
>
> - for (shadow_walk_init(&iterator, vcpu, addr), root = iterator.level;
> + for (shadow_walk_init(&iterator, vcpu, addr),
> + leaf = root = iterator.level;
> shadow_walk_okay(&iterator);
> __shadow_walk_next(&iterator, spte)) {
> - leaf = iterator.level;
> spte = mmu_spte_get_lockless(iterator.sptep);
>
> - sptes[leaf - 1] = spte;
> + sptes[--leaf] = spte;
>
> if (!is_shadow_present_pte(spte))
> break;
> @@ -3329,7 +3329,7 @@ walk_shadow_page_get_mmio_spte(struct kvm_vcpu *vcpu, u64 addr, u64 *sptep)
> if (reserved) {
> pr_err("%s: detect reserved bits on spte, addr 0x%llx, dump hierarchy:\n",
> __func__, addr);
> - while (root >= leaf) {
> + while (root > leaf) {
> pr_err("------ spte 0x%llx level %d.\n",
> sptes[root - 1], root);
> root--;
>
>
> But honestly I haven't even compiled it yet. Xiao, what do you think?
>

It looks good to me!



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