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hw/xen: Implement EVTCHNOP_bind_vcpu

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Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
Reviewed-by: Paul Durrant <paul@xen.org>
This commit is contained in:
David Woodhouse 2022-12-14 19:27:38 +00:00
parent 8432788104
commit 306670461b
3 changed files with 54 additions and 0 deletions
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12
target/i386/kvm/xen-emu.c
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@ -952,6 +952,18 @@ static bool kvm_xen_hcall_evtchn_op(struct kvm_xen_exit *exit, X86CPU *cpu,
}
break;
}
case EVTCHNOP_bind_vcpu: {
struct evtchn_bind_vcpu vcpu;
qemu_build_assert(sizeof(vcpu) == 8);
if (kvm_copy_from_gva(cs, arg, &vcpu, sizeof(vcpu))) {
err = -EFAULT;
break;
}
err = xen_evtchn_bind_vcpu_op(&vcpu);
break;
}
default:
return false;
}