diff options
| author | Zhang Xiantao <xiantao.zhang@intel.com> | 2007-11-16 13:05:55 +0800 |
|---|---|---|
| committer | Avi Kivity <avi@qumranet.com> | 2008-01-30 17:53:03 +0200 |
| commit | 8b0067913d9d0439d4cf3c1f7314ba71fc7b2958 (patch) | |
| tree | a8de1898124085d7f4157ee6812413f65900af37 /drivers/kvm/x86.c | |
| parent | e08aa78ae5747c6e1dc525e8a40f23c2ea61d757 (diff) | |
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 <xiantao.zhang@intel.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
Diffstat (limited to 'drivers/kvm/x86.c')
| -rw-r--r-- | drivers/kvm/x86.c | 22 |
1 files changed, 22 insertions, 0 deletions
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; |