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| 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 | |
| parent | e08aa78ae5747c6e1dc525e8a40f23c2ea61d757 (diff) | |
| download | op-kernel-dev-8b0067913d9d0439d4cf3c1f7314ba71fc7b2958.zip op-kernel-dev-8b0067913d9d0439d4cf3c1f7314ba71fc7b2958.tar.gz | |
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>
| -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 a7be073..e34e246 100644 --- a/drivers/kvm/kvm.h +++ b/drivers/kvm/kvm.h @@ -642,6 +642,9 @@ void kvm_arch_destroy_vm(struct kvm *kvm); int kvm_arch_vcpu_ioctl_get_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu); int kvm_arch_vcpu_ioctl_set_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu); +int kvm_arch_vcpu_ioctl_translate(struct kvm_vcpu *vcpu, + struct kvm_translation *tr); + int kvm_arch_vcpu_ioctl_get_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs); int kvm_arch_vcpu_ioctl_set_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs); 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 c782f27..3946025 100644 --- a/drivers/kvm/kvm_main.c +++ b/drivers/kvm/kvm_main.c @@ -761,28 +761,6 @@ void kvm_resched(struct kvm_vcpu *vcpu) } EXPORT_SYMBOL_GPL(kvm_resched); -/* - * Translate a guest virtual address to a guest physical address. - */ -static int kvm_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; -} - static int kvm_vcpu_ioctl_interrupt(struct kvm_vcpu *vcpu, struct kvm_interrupt *irq) { @@ -986,7 +964,7 @@ static long kvm_vcpu_ioctl(struct file *filp, r = -EFAULT; if (copy_from_user(&tr, argp, sizeof tr)) goto out; - r = kvm_vcpu_ioctl_translate(vcpu, &tr); + r = kvm_arch_vcpu_ioctl_translate(vcpu, &tr); if (r) goto out; r = -EFAULT; diff --git a/drivers/kvm/x86.c b/drivers/kvm/x86.c index 6097926..f1746af 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; |
