diff options
Diffstat (limited to 'arch/x86')
-rw-r--r-- | arch/x86/kvm/mmu.c | 12 | ||||
-rw-r--r-- | arch/x86/kvm/paging_tmpl.h | 5 |
2 files changed, 6 insertions, 11 deletions
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index 194ece6974e6..d8172aabc660 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c | |||
@@ -681,8 +681,7 @@ static struct kvm_mmu_page *kvm_mmu_get_page(struct kvm_vcpu *vcpu, | |||
681 | unsigned level, | 681 | unsigned level, |
682 | int metaphysical, | 682 | int metaphysical, |
683 | unsigned access, | 683 | unsigned access, |
684 | u64 *parent_pte, | 684 | u64 *parent_pte) |
685 | bool *new_page) | ||
686 | { | 685 | { |
687 | union kvm_mmu_page_role role; | 686 | union kvm_mmu_page_role role; |
688 | unsigned index; | 687 | unsigned index; |
@@ -722,8 +721,6 @@ static struct kvm_mmu_page *kvm_mmu_get_page(struct kvm_vcpu *vcpu, | |||
722 | vcpu->arch.mmu.prefetch_page(vcpu, sp); | 721 | vcpu->arch.mmu.prefetch_page(vcpu, sp); |
723 | if (!metaphysical) | 722 | if (!metaphysical) |
724 | rmap_write_protect(vcpu->kvm, gfn); | 723 | rmap_write_protect(vcpu->kvm, gfn); |
725 | if (new_page) | ||
726 | *new_page = 1; | ||
727 | return sp; | 724 | return sp; |
728 | } | 725 | } |
729 | 726 | ||
@@ -1006,8 +1003,7 @@ static int __nonpaging_map(struct kvm_vcpu *vcpu, gva_t v, int write, | |||
1006 | >> PAGE_SHIFT; | 1003 | >> PAGE_SHIFT; |
1007 | new_table = kvm_mmu_get_page(vcpu, pseudo_gfn, | 1004 | new_table = kvm_mmu_get_page(vcpu, pseudo_gfn, |
1008 | v, level - 1, | 1005 | v, level - 1, |
1009 | 1, ACC_ALL, &table[index], | 1006 | 1, ACC_ALL, &table[index]); |
1010 | NULL); | ||
1011 | if (!new_table) { | 1007 | if (!new_table) { |
1012 | pgprintk("nonpaging_map: ENOMEM\n"); | 1008 | pgprintk("nonpaging_map: ENOMEM\n"); |
1013 | kvm_release_page_clean(page); | 1009 | kvm_release_page_clean(page); |
@@ -1100,7 +1096,7 @@ static void mmu_alloc_roots(struct kvm_vcpu *vcpu) | |||
1100 | 1096 | ||
1101 | ASSERT(!VALID_PAGE(root)); | 1097 | ASSERT(!VALID_PAGE(root)); |
1102 | sp = kvm_mmu_get_page(vcpu, root_gfn, 0, | 1098 | sp = kvm_mmu_get_page(vcpu, root_gfn, 0, |
1103 | PT64_ROOT_LEVEL, 0, ACC_ALL, NULL, NULL); | 1099 | PT64_ROOT_LEVEL, 0, ACC_ALL, NULL); |
1104 | root = __pa(sp->spt); | 1100 | root = __pa(sp->spt); |
1105 | ++sp->root_count; | 1101 | ++sp->root_count; |
1106 | vcpu->arch.mmu.root_hpa = root; | 1102 | vcpu->arch.mmu.root_hpa = root; |
@@ -1121,7 +1117,7 @@ static void mmu_alloc_roots(struct kvm_vcpu *vcpu) | |||
1121 | root_gfn = 0; | 1117 | root_gfn = 0; |
1122 | sp = kvm_mmu_get_page(vcpu, root_gfn, i << 30, | 1118 | sp = kvm_mmu_get_page(vcpu, root_gfn, i << 30, |
1123 | PT32_ROOT_LEVEL, !is_paging(vcpu), | 1119 | PT32_ROOT_LEVEL, !is_paging(vcpu), |
1124 | ACC_ALL, NULL, NULL); | 1120 | ACC_ALL, NULL); |
1125 | root = __pa(sp->spt); | 1121 | root = __pa(sp->spt); |
1126 | ++sp->root_count; | 1122 | ++sp->root_count; |
1127 | vcpu->arch.mmu.pae_root[i] = root | PT_PRESENT_MASK; | 1123 | vcpu->arch.mmu.pae_root[i] = root | PT_PRESENT_MASK; |
diff --git a/arch/x86/kvm/paging_tmpl.h b/arch/x86/kvm/paging_tmpl.h index 5588fa594b61..ecc0856268c4 100644 --- a/arch/x86/kvm/paging_tmpl.h +++ b/arch/x86/kvm/paging_tmpl.h | |||
@@ -300,7 +300,6 @@ static u64 *FNAME(fetch)(struct kvm_vcpu *vcpu, gva_t addr, | |||
300 | u64 shadow_pte; | 300 | u64 shadow_pte; |
301 | int metaphysical; | 301 | int metaphysical; |
302 | gfn_t table_gfn; | 302 | gfn_t table_gfn; |
303 | bool new_page = 0; | ||
304 | 303 | ||
305 | shadow_ent = ((u64 *)__va(shadow_addr)) + index; | 304 | shadow_ent = ((u64 *)__va(shadow_addr)) + index; |
306 | if (level == PT_PAGE_TABLE_LEVEL) | 305 | if (level == PT_PAGE_TABLE_LEVEL) |
@@ -322,8 +321,8 @@ static u64 *FNAME(fetch)(struct kvm_vcpu *vcpu, gva_t addr, | |||
322 | } | 321 | } |
323 | shadow_page = kvm_mmu_get_page(vcpu, table_gfn, addr, level-1, | 322 | shadow_page = kvm_mmu_get_page(vcpu, table_gfn, addr, level-1, |
324 | metaphysical, access, | 323 | metaphysical, access, |
325 | shadow_ent, &new_page); | 324 | shadow_ent); |
326 | if (new_page && !metaphysical) { | 325 | if (!metaphysical) { |
327 | int r; | 326 | int r; |
328 | pt_element_t curr_pte; | 327 | pt_element_t curr_pte; |
329 | r = kvm_read_guest_atomic(vcpu->kvm, | 328 | r = kvm_read_guest_atomic(vcpu->kvm, |