From: Avi Kivity Date: Fri, 22 Dec 2006 09:05:08 +0000 (-0800) Subject: [PATCH] KVM: AMD SVM: handle MSR_STAR in 32-bit mode X-Git-Tag: v2.6.20-rc2~62 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0e859cacb0b01bdbe34b5200dd2457d4818248fa;p=linux-2.6 [PATCH] KVM: AMD SVM: handle MSR_STAR in 32-bit mode This is necessary for linux guests. Signed-off-by: Avi Kivity Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- diff --git a/drivers/kvm/svm.c b/drivers/kvm/svm.c index 0e6bc8c649..3bf25795b3 100644 --- a/drivers/kvm/svm.c +++ b/drivers/kvm/svm.c @@ -402,11 +402,11 @@ static __init int svm_hardware_setup(void) set_msr_interception(msrpm_va, MSR_GS_BASE, 1, 1); set_msr_interception(msrpm_va, MSR_FS_BASE, 1, 1); set_msr_interception(msrpm_va, MSR_KERNEL_GS_BASE, 1, 1); - set_msr_interception(msrpm_va, MSR_STAR, 1, 1); set_msr_interception(msrpm_va, MSR_LSTAR, 1, 1); set_msr_interception(msrpm_va, MSR_CSTAR, 1, 1); set_msr_interception(msrpm_va, MSR_SYSCALL_MASK, 1, 1); #endif + set_msr_interception(msrpm_va, MSR_K6_STAR, 1, 1); set_msr_interception(msrpm_va, MSR_IA32_SYSENTER_CS, 1, 1); set_msr_interception(msrpm_va, MSR_IA32_SYSENTER_ESP, 1, 1); set_msr_interception(msrpm_va, MSR_IA32_SYSENTER_EIP, 1, 1); @@ -1098,10 +1098,10 @@ static int svm_get_msr(struct kvm_vcpu *vcpu, unsigned ecx, u64 *data) case MSR_IA32_APICBASE: *data = vcpu->apic_base; break; -#ifdef CONFIG_X86_64 - case MSR_STAR: + case MSR_K6_STAR: *data = vcpu->svm->vmcb->save.star; break; +#ifdef CONFIG_X86_64 case MSR_LSTAR: *data = vcpu->svm->vmcb->save.lstar; break; @@ -1173,10 +1173,10 @@ static int svm_set_msr(struct kvm_vcpu *vcpu, unsigned ecx, u64 data) case MSR_IA32_APICBASE: vcpu->apic_base = data; break; -#ifdef CONFIG_X86_64_ - case MSR_STAR: + case MSR_K6_STAR: vcpu->svm->vmcb->save.star = data; break; +#ifdef CONFIG_X86_64_ case MSR_LSTAR: vcpu->svm->vmcb->save.lstar = data; break;