diff options
Diffstat (limited to 'arch/x86/kvm')
| -rw-r--r-- | arch/x86/kvm/mmu/mmu.c | 21 |
1 files changed, 10 insertions, 11 deletions
diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c index b5e63c4ed7d1..9a06003811fd 100644 --- a/arch/x86/kvm/mmu/mmu.c +++ b/arch/x86/kvm/mmu/mmu.c @@ -4637,18 +4637,18 @@ static void init_kvm_tdp_mmu(struct kvm_vcpu *vcpu) } else if (is_long_mode(vcpu)) { context->root_level = ____is_cr4_la57(®s) ? PT64_ROOT_5LEVEL : PT64_ROOT_4LEVEL; - reset_rsvds_bits_mask(vcpu, context); context->gva_to_gpa = paging64_gva_to_gpa; } else if (is_pae(vcpu)) { context->root_level = PT32E_ROOT_LEVEL; - reset_rsvds_bits_mask(vcpu, context); context->gva_to_gpa = paging64_gva_to_gpa; } else { context->root_level = PT32_ROOT_LEVEL; - reset_rsvds_bits_mask(vcpu, context); context->gva_to_gpa = paging32_gva_to_gpa; } + if (is_cr0_pg(context)) + reset_rsvds_bits_mask(vcpu, context); + update_permission_bitmask(context, false); update_pkru_bitmask(context); update_last_nonleaf_level(context); @@ -4890,18 +4890,17 @@ static void init_kvm_nested_mmu(struct kvm_vcpu *vcpu) * nested page tables as the second level of translation. Basically * the gva_to_gpa functions between mmu and nested_mmu are swapped. */ - if (!is_paging(vcpu)) { + if (!is_paging(vcpu)) g_context->gva_to_gpa = nonpaging_gva_to_gpa_nested; - } else if (is_long_mode(vcpu)) { - reset_rsvds_bits_mask(vcpu, g_context); + else if (is_long_mode(vcpu)) g_context->gva_to_gpa = paging64_gva_to_gpa_nested; - } else if (is_pae(vcpu)) { - reset_rsvds_bits_mask(vcpu, g_context); + else if (is_pae(vcpu)) g_context->gva_to_gpa = paging64_gva_to_gpa_nested; - } else { - reset_rsvds_bits_mask(vcpu, g_context); + else g_context->gva_to_gpa = paging32_gva_to_gpa_nested; - } + + if (is_cr0_pg(g_context)) + reset_rsvds_bits_mask(vcpu, g_context); update_permission_bitmask(g_context, false); update_pkru_bitmask(g_context); |