KVM: X86: Remove useless code to set role.gpte_is_8_bytes when role.direct

role.gpte_is_8_bytes is unused when role.direct; there is no
point in changing a bit in the role, the value that was set
when the MMU is initialized is just fine.

Signed-off-by: Lai Jiangshan <laijs@linux.alibaba.com>
Message-Id: <20211118110814.2568-14-jiangshanlai@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c
index 740e9f52d32402189503504b113a5724dc16acb1..c1b6ade6b4a7871ad4f1ed46873afe6ca9e61b5c 100644 (file)
--- a/arch/x86/kvm/mmu/mmu.c
+++ b/arch/x86/kvm/mmu/mmu.c
@@ -2086,8 +2086,6 @@ static struct kvm_mmu_page *kvm_mmu_get_page(struct kvm_vcpu *vcpu,
        role = vcpu->arch.mmu->mmu_role.base;
        role.level = level;
        role.direct = direct;
-       if (role.direct)
-               role.gpte_is_8_bytes = true;
        role.access = access;
        if (!direct_mmu && vcpu->arch.mmu->root_level <= PT32_ROOT_LEVEL) {
                quadrant = gaddr >> (PAGE_SHIFT + (PT64_PT_BITS * level));