diff options
-rw-r--r-- | drivers/kvm/kvm.h | 3 | ||||
-rw-r--r-- | drivers/kvm/kvm_main.c | 24 | ||||
-rw-r--r-- | drivers/kvm/x86.c | 22 |
3 files changed, 26 insertions, 23 deletions
diff --git a/drivers/kvm/kvm.h b/drivers/kvm/kvm.h index a7be0733bc48..e34e246eafec 100644 --- a/drivers/kvm/kvm.h +++ b/drivers/kvm/kvm.h | |||
@@ -642,6 +642,9 @@ void kvm_arch_destroy_vm(struct kvm *kvm); | |||
642 | int kvm_arch_vcpu_ioctl_get_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu); | 642 | int kvm_arch_vcpu_ioctl_get_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu); |
643 | int kvm_arch_vcpu_ioctl_set_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu); | 643 | int kvm_arch_vcpu_ioctl_set_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu); |
644 | 644 | ||
645 | int kvm_arch_vcpu_ioctl_translate(struct kvm_vcpu *vcpu, | ||
646 | struct kvm_translation *tr); | ||
647 | |||
645 | int kvm_arch_vcpu_ioctl_get_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs); | 648 | int kvm_arch_vcpu_ioctl_get_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs); |
646 | int kvm_arch_vcpu_ioctl_set_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs); | 649 | int kvm_arch_vcpu_ioctl_set_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs); |
647 | int kvm_arch_vcpu_ioctl_get_sregs(struct kvm_vcpu *vcpu, | 650 | int kvm_arch_vcpu_ioctl_get_sregs(struct kvm_vcpu *vcpu, |
diff --git a/drivers/kvm/kvm_main.c b/drivers/kvm/kvm_main.c index c782f27265de..3946025f3d37 100644 --- a/drivers/kvm/kvm_main.c +++ b/drivers/kvm/kvm_main.c | |||
@@ -761,28 +761,6 @@ void kvm_resched(struct kvm_vcpu *vcpu) | |||
761 | } | 761 | } |
762 | EXPORT_SYMBOL_GPL(kvm_resched); | 762 | EXPORT_SYMBOL_GPL(kvm_resched); |
763 | 763 | ||
764 | /* | ||
765 | * Translate a guest virtual address to a guest physical address. | ||
766 | */ | ||
767 | static int kvm_vcpu_ioctl_translate(struct kvm_vcpu *vcpu, | ||
768 | struct kvm_translation *tr) | ||
769 | { | ||
770 | unsigned long vaddr = tr->linear_address; | ||
771 | gpa_t gpa; | ||
772 | |||
773 | vcpu_load(vcpu); | ||
774 | mutex_lock(&vcpu->kvm->lock); | ||
775 | gpa = vcpu->mmu.gva_to_gpa(vcpu, vaddr); | ||
776 | tr->physical_address = gpa; | ||
777 | tr->valid = gpa != UNMAPPED_GVA; | ||
778 | tr->writeable = 1; | ||
779 | tr->usermode = 0; | ||
780 | mutex_unlock(&vcpu->kvm->lock); | ||
781 | vcpu_put(vcpu); | ||
782 | |||
783 | return 0; | ||
784 | } | ||
785 | |||
786 | static int kvm_vcpu_ioctl_interrupt(struct kvm_vcpu *vcpu, | 764 | static int kvm_vcpu_ioctl_interrupt(struct kvm_vcpu *vcpu, |
787 | struct kvm_interrupt *irq) | 765 | struct kvm_interrupt *irq) |
788 | { | 766 | { |
@@ -986,7 +964,7 @@ static long kvm_vcpu_ioctl(struct file *filp, | |||
986 | r = -EFAULT; | 964 | r = -EFAULT; |
987 | if (copy_from_user(&tr, argp, sizeof tr)) | 965 | if (copy_from_user(&tr, argp, sizeof tr)) |
988 | goto out; | 966 | goto out; |
989 | r = kvm_vcpu_ioctl_translate(vcpu, &tr); | 967 | r = kvm_arch_vcpu_ioctl_translate(vcpu, &tr); |
990 | if (r) | 968 | if (r) |
991 | goto out; | 969 | goto out; |
992 | r = -EFAULT; | 970 | r = -EFAULT; |
diff --git a/drivers/kvm/x86.c b/drivers/kvm/x86.c index 609792637fb4..f1746afab9e5 100644 --- a/drivers/kvm/x86.c +++ b/drivers/kvm/x86.c | |||
@@ -2318,6 +2318,28 @@ struct fxsave { | |||
2318 | #endif | 2318 | #endif |
2319 | }; | 2319 | }; |
2320 | 2320 | ||
2321 | /* | ||
2322 | * Translate a guest virtual address to a guest physical address. | ||
2323 | */ | ||
2324 | int kvm_arch_vcpu_ioctl_translate(struct kvm_vcpu *vcpu, | ||
2325 | struct kvm_translation *tr) | ||
2326 | { | ||
2327 | unsigned long vaddr = tr->linear_address; | ||
2328 | gpa_t gpa; | ||
2329 | |||
2330 | vcpu_load(vcpu); | ||
2331 | mutex_lock(&vcpu->kvm->lock); | ||
2332 | gpa = vcpu->mmu.gva_to_gpa(vcpu, vaddr); | ||
2333 | tr->physical_address = gpa; | ||
2334 | tr->valid = gpa != UNMAPPED_GVA; | ||
2335 | tr->writeable = 1; | ||
2336 | tr->usermode = 0; | ||
2337 | mutex_unlock(&vcpu->kvm->lock); | ||
2338 | vcpu_put(vcpu); | ||
2339 | |||
2340 | return 0; | ||
2341 | } | ||
2342 | |||
2321 | int kvm_arch_vcpu_ioctl_get_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu) | 2343 | int kvm_arch_vcpu_ioctl_get_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu) |
2322 | { | 2344 | { |
2323 | struct fxsave *fxsave = (struct fxsave *)&vcpu->guest_fx_image; | 2345 | struct fxsave *fxsave = (struct fxsave *)&vcpu->guest_fx_image; |