From 8b0067913d9d0439d4cf3c1f7314ba71fc7b2958 Mon Sep 17 00:00:00 2001 From: Zhang Xiantao Date: Fri, 16 Nov 2007 13:05:55 +0800 Subject: KVM: Portability: Make kvm_vcpu_ioctl_translate arch dependent Move kvm_vcpu_ioctl_translate to arch, since mmu would be put under arch. Signed-off-by: Zhang Xiantao Signed-off-by: Avi Kivity --- drivers/kvm/x86.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) (limited to 'drivers/kvm/x86.c') 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 { #endif }; +/* + * Translate a guest virtual address to a guest physical address. + */ +int kvm_arch_vcpu_ioctl_translate(struct kvm_vcpu *vcpu, + struct kvm_translation *tr) +{ + unsigned long vaddr = tr->linear_address; + gpa_t gpa; + + vcpu_load(vcpu); + mutex_lock(&vcpu->kvm->lock); + gpa = vcpu->mmu.gva_to_gpa(vcpu, vaddr); + tr->physical_address = gpa; + tr->valid = gpa != UNMAPPED_GVA; + tr->writeable = 1; + tr->usermode = 0; + mutex_unlock(&vcpu->kvm->lock); + vcpu_put(vcpu); + + return 0; +} + int kvm_arch_vcpu_ioctl_get_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu) { struct fxsave *fxsave = (struct fxsave *)&vcpu->guest_fx_image; -- cgit v1.2.2