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| author | Paolo Bonzini <pbonzini@redhat.com> | 2022-03-04 18:39:29 -0500 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2022-03-04 18:39:29 -0500 |
| commit | 0564eeb71bbb0e1a566fb701f90155bef9e7a224 (patch) | |
| tree | 2935323651d0f8ab2acb5f96f6ee6c722a9cad5a /arch/x86/kvm/vmx/nested.c | |
| parent | b652de1e3dfb3b49e539e88a684a68e333e1bd7c (diff) | |
| parent | 8d25b7beca7ed6ca34f53f0f8abd009e2be15d94 (diff) | |
| download | linux-stable-0564eeb71bbb0e1a566fb701f90155bef9e7a224.tar.gz linux-stable-0564eeb71bbb0e1a566fb701f90155bef9e7a224.tar.bz2 linux-stable-0564eeb71bbb0e1a566fb701f90155bef9e7a224.zip | |
Merge branch 'kvm-bugfixes' into HEAD
Merge bugfixes from 5.17 before merging more tricky work.
Diffstat (limited to 'arch/x86/kvm/vmx/nested.c')
| -rw-r--r-- | arch/x86/kvm/vmx/nested.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/arch/x86/kvm/vmx/nested.c b/arch/x86/kvm/vmx/nested.c index 1dfe23963a9e..f18744f7ff82 100644 --- a/arch/x86/kvm/vmx/nested.c +++ b/arch/x86/kvm/vmx/nested.c @@ -246,8 +246,7 @@ static void vmx_sync_vmcs_host_state(struct vcpu_vmx *vmx, src = &prev->host_state; dest = &vmx->loaded_vmcs->host_state; - vmx_set_vmcs_host_state(dest, src->cr3, src->fs_sel, src->gs_sel, - src->fs_base, src->gs_base); + vmx_set_host_fs_gs(dest, src->fs_sel, src->gs_sel, src->fs_base, src->gs_base); dest->ldt_sel = src->ldt_sel; #ifdef CONFIG_X86_64 dest->ds_sel = src->ds_sel; @@ -3056,7 +3055,7 @@ static int nested_vmx_check_guest_state(struct kvm_vcpu *vcpu, static int nested_vmx_check_vmentry_hw(struct kvm_vcpu *vcpu) { struct vcpu_vmx *vmx = to_vmx(vcpu); - unsigned long cr4; + unsigned long cr3, cr4; bool vm_fail; if (!nested_early_check) @@ -3079,6 +3078,12 @@ static int nested_vmx_check_vmentry_hw(struct kvm_vcpu *vcpu) */ vmcs_writel(GUEST_RFLAGS, 0); + cr3 = __get_current_cr3_fast(); + if (unlikely(cr3 != vmx->loaded_vmcs->host_state.cr3)) { + vmcs_writel(HOST_CR3, cr3); + vmx->loaded_vmcs->host_state.cr3 = cr3; + } + cr4 = cr4_read_shadow(); if (unlikely(cr4 != vmx->loaded_vmcs->host_state.cr4)) { vmcs_writel(HOST_CR4, cr4); |