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-rw-r--r--arch/x86/kvm/svm.c2
-rw-r--r--arch/x86/kvm/vmx.c19
2 files changed, 10 insertions, 11 deletions
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
index 82e144a4e51..1ca12298ffc 100644
--- a/arch/x86/kvm/svm.c
+++ b/arch/x86/kvm/svm.c
@@ -3395,6 +3395,7 @@ static void svm_vcpu_run(struct kvm_vcpu *vcpu)
3395 vcpu->arch.regs[VCPU_REGS_RIP] = svm->vmcb->save.rip; 3395 vcpu->arch.regs[VCPU_REGS_RIP] = svm->vmcb->save.rip;
3396 3396
3397 load_host_msrs(vcpu); 3397 load_host_msrs(vcpu);
3398 kvm_load_ldt(ldt_selector);
3398 loadsegment(fs, fs_selector); 3399 loadsegment(fs, fs_selector);
3399#ifdef CONFIG_X86_64 3400#ifdef CONFIG_X86_64
3400 load_gs_index(gs_selector); 3401 load_gs_index(gs_selector);
@@ -3402,7 +3403,6 @@ static void svm_vcpu_run(struct kvm_vcpu *vcpu)
3402#else 3403#else
3403 loadsegment(gs, gs_selector); 3404 loadsegment(gs, gs_selector);
3404#endif 3405#endif
3405 kvm_load_ldt(ldt_selector);
3406 3406
3407 reload_tss(vcpu); 3407 reload_tss(vcpu);
3408 3408
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index 8da0e45ff7c..ff21fdda0c5 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -821,10 +821,9 @@ static void vmx_save_host_state(struct kvm_vcpu *vcpu)
821#endif 821#endif
822 822
823#ifdef CONFIG_X86_64 823#ifdef CONFIG_X86_64
824 if (is_long_mode(&vmx->vcpu)) { 824 rdmsrl(MSR_KERNEL_GS_BASE, vmx->msr_host_kernel_gs_base);
825 rdmsrl(MSR_KERNEL_GS_BASE, vmx->msr_host_kernel_gs_base); 825 if (is_long_mode(&vmx->vcpu))
826 wrmsrl(MSR_KERNEL_GS_BASE, vmx->msr_guest_kernel_gs_base); 826 wrmsrl(MSR_KERNEL_GS_BASE, vmx->msr_guest_kernel_gs_base);
827 }
828#endif 827#endif
829 for (i = 0; i < vmx->save_nmsrs; ++i) 828 for (i = 0; i < vmx->save_nmsrs; ++i)
830 kvm_set_shared_msr(vmx->guest_msrs[i].index, 829 kvm_set_shared_msr(vmx->guest_msrs[i].index,
@@ -839,23 +838,23 @@ static void __vmx_load_host_state(struct vcpu_vmx *vmx)
839 838
840 ++vmx->vcpu.stat.host_state_reload; 839 ++vmx->vcpu.stat.host_state_reload;
841 vmx->host_state.loaded = 0; 840 vmx->host_state.loaded = 0;
842 if (vmx->host_state.fs_reload_needed) 841#ifdef CONFIG_X86_64
843 loadsegment(fs, vmx->host_state.fs_sel); 842 if (is_long_mode(&vmx->vcpu))
843 rdmsrl(MSR_KERNEL_GS_BASE, vmx->msr_guest_kernel_gs_base);
844#endif
844 if (vmx->host_state.gs_ldt_reload_needed) { 845 if (vmx->host_state.gs_ldt_reload_needed) {
845 kvm_load_ldt(vmx->host_state.ldt_sel); 846 kvm_load_ldt(vmx->host_state.ldt_sel);
846#ifdef CONFIG_X86_64 847#ifdef CONFIG_X86_64
847 load_gs_index(vmx->host_state.gs_sel); 848 load_gs_index(vmx->host_state.gs_sel);
848 wrmsrl(MSR_KERNEL_GS_BASE, current->thread.gs);
849#else 849#else
850 loadsegment(gs, vmx->host_state.gs_sel); 850 loadsegment(gs, vmx->host_state.gs_sel);
851#endif 851#endif
852 } 852 }
853 if (vmx->host_state.fs_reload_needed)
854 loadsegment(fs, vmx->host_state.fs_sel);
853 reload_tss(); 855 reload_tss();
854#ifdef CONFIG_X86_64 856#ifdef CONFIG_X86_64
855 if (is_long_mode(&vmx->vcpu)) { 857 wrmsrl(MSR_KERNEL_GS_BASE, vmx->msr_host_kernel_gs_base);
856 rdmsrl(MSR_KERNEL_GS_BASE, vmx->msr_guest_kernel_gs_base);
857 wrmsrl(MSR_KERNEL_GS_BASE, vmx->msr_host_kernel_gs_base);
858 }
859#endif 858#endif
860 if (current_thread_info()->status & TS_USEDFPU) 859 if (current_thread_info()->status & TS_USEDFPU)
861 clts(); 860 clts();