[PATCH 3/3] KVM: x86: MMU: Remove unused parameter parent_pte from kvm_mmu_get_page()

[Takuya Yoshikawa]

Signed-off-by: Takuya Yoshikawa <yoshikawa_takuya_b1@xxxxxxxxxxxxx>
---
 arch/x86/kvm/mmu.c         | 20 +++++++-------------
 arch/x86/kvm/paging_tmpl.h |  4 ++--
 2 files changed, 9 insertions(+), 15 deletions(-)

diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index 204c7d4..a1a3d19 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -2071,8 +2071,7 @@ static struct kvm_mmu_page *kvm_mmu_get_page(struct kvm_vcpu *vcpu,
 					     gva_t gaddr,
 					     unsigned level,
 					     int direct,
-					     unsigned access,
-					     u64 *parent_pte)
+					     unsigned access)
 {
 	union kvm_mmu_page_role role;
 	unsigned quadrant;
@@ -2720,8 +2719,7 @@ static int __direct_map(struct kvm_vcpu *vcpu, int write, int map_writable,
 			base_addr &= PT64_LVL_ADDR_MASK(iterator.level);
 			pseudo_gfn = base_addr >> PAGE_SHIFT;
 			sp = kvm_mmu_get_page(vcpu, pseudo_gfn, iterator.addr,
-					      iterator.level - 1,
-					      1, ACC_ALL, iterator.sptep);
+					      iterator.level - 1, 1, ACC_ALL);
 
 			link_shadow_page(vcpu, iterator.sptep, sp);
 		}
@@ -3078,8 +3076,7 @@ static int mmu_alloc_direct_roots(struct kvm_vcpu *vcpu)
 	if (vcpu->arch.mmu.shadow_root_level == PT64_ROOT_LEVEL) {
 		spin_lock(&vcpu->kvm->mmu_lock);
 		make_mmu_pages_available(vcpu);
-		sp = kvm_mmu_get_page(vcpu, 0, 0, PT64_ROOT_LEVEL,
-				      1, ACC_ALL, NULL);
+		sp = kvm_mmu_get_page(vcpu, 0, 0, PT64_ROOT_LEVEL, 1, ACC_ALL);
 		++sp->root_count;
 		spin_unlock(&vcpu->kvm->mmu_lock);
 		vcpu->arch.mmu.root_hpa = __pa(sp->spt);
@@ -3091,9 +3088,7 @@ static int mmu_alloc_direct_roots(struct kvm_vcpu *vcpu)
 			spin_lock(&vcpu->kvm->mmu_lock);
 			make_mmu_pages_available(vcpu);
 			sp = kvm_mmu_get_page(vcpu, i << (30 - PAGE_SHIFT),
-					      i << 30,
-					      PT32_ROOT_LEVEL, 1, ACC_ALL,
-					      NULL);
+					i << 30, PT32_ROOT_LEVEL, 1, ACC_ALL);
 			root = __pa(sp->spt);
 			++sp->root_count;
 			spin_unlock(&vcpu->kvm->mmu_lock);
@@ -3130,7 +3125,7 @@ static int mmu_alloc_shadow_roots(struct kvm_vcpu *vcpu)
 		spin_lock(&vcpu->kvm->mmu_lock);
 		make_mmu_pages_available(vcpu);
 		sp = kvm_mmu_get_page(vcpu, root_gfn, 0, PT64_ROOT_LEVEL,
-				      0, ACC_ALL, NULL);
+				      0, ACC_ALL);
 		root = __pa(sp->spt);
 		++sp->root_count;
 		spin_unlock(&vcpu->kvm->mmu_lock);
@@ -3163,9 +3158,8 @@ static int mmu_alloc_shadow_roots(struct kvm_vcpu *vcpu)
 		}
 		spin_lock(&vcpu->kvm->mmu_lock);
 		make_mmu_pages_available(vcpu);
-		sp = kvm_mmu_get_page(vcpu, root_gfn, i << 30,
-				      PT32_ROOT_LEVEL, 0,
-				      ACC_ALL, NULL);
+		sp = kvm_mmu_get_page(vcpu, root_gfn, i << 30, PT32_ROOT_LEVEL,
+				      0, ACC_ALL);
 		root = __pa(sp->spt);
 		++sp->root_count;
 		spin_unlock(&vcpu->kvm->mmu_lock);
diff --git a/arch/x86/kvm/paging_tmpl.h b/arch/x86/kvm/paging_tmpl.h
index 0dcf9c8..91e939b 100644
--- a/arch/x86/kvm/paging_tmpl.h
+++ b/arch/x86/kvm/paging_tmpl.h
@@ -587,7 +587,7 @@ static int FNAME(fetch)(struct kvm_vcpu *vcpu, gva_t addr,
 		if (!is_shadow_present_pte(*it.sptep)) {
 			table_gfn = gw->table_gfn[it.level - 2];
 			sp = kvm_mmu_get_page(vcpu, table_gfn, addr, it.level-1,
-					      false, access, it.sptep);
+					      false, access);
 		}
 
 		/*
@@ -617,7 +617,7 @@ static int FNAME(fetch)(struct kvm_vcpu *vcpu, gva_t addr,
 		direct_gfn = gw->gfn & ~(KVM_PAGES_PER_HPAGE(it.level) - 1);
 
 		sp = kvm_mmu_get_page(vcpu, direct_gfn, addr, it.level-1,
-				      true, direct_access, it.sptep);
+				      true, direct_access);
 		link_shadow_page(vcpu, it.sptep, sp);
 	}
 
-- 
2.1.0

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