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KVM: Add hypercall host support for svm 

Signed-off-by: Avi Kivity <avi@qumranet.com>
This commit is contained in:
Avi Kivity 2007-02-19 14:37:47 +02:00
parent c21415e843
commit 02e235bc8e
1 changed files with 15 additions and 1 deletions
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16
drivers/kvm/svm.c
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@ -1076,6 +1076,20 @@ static int halt_interception(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
return 0;
}
static int vmmcall_interception(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
{
printk(KERN_DEBUG "got vmmcall at RIP %08llx\n",
vcpu->svm->vmcb->save.rip);
printk(KERN_DEBUG "vmmcall params: %08llx, %08lx, %08lx, %08lx\n",
vcpu->svm->vmcb->save.rax,
vcpu->regs[VCPU_REGS_RCX],
vcpu->regs[VCPU_REGS_RDX],
vcpu->regs[VCPU_REGS_RBP]);
vcpu->svm->vmcb->save.rax = 0;
vcpu->svm->vmcb->save.rip += 3;
return 1;
}
static int invalid_op_interception(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
{
inject_ud(vcpu);
@ -1276,7 +1290,7 @@ static int (*svm_exit_handlers[])(struct kvm_vcpu *vcpu,
[SVM_EXIT_TASK_SWITCH] = task_switch_interception,
[SVM_EXIT_SHUTDOWN] = shutdown_interception,
[SVM_EXIT_VMRUN] = invalid_op_interception,
[SVM_EXIT_VMMCALL] = invalid_op_interception,
[SVM_EXIT_VMMCALL] = vmmcall_interception,
[SVM_EXIT_VMLOAD] = invalid_op_interception,
[SVM_EXIT_VMSAVE] = invalid_op_interception,
[SVM_EXIT_STGI] = invalid_op_interception,