Add Hyper-V VMBus hypercalls blank handlers which just returns error code - HV_STATUS_INVALID_HYPERCALL_CODE.
Changes v2: * use KVM_EXIT_HYPERV exit type Signed-off-by: Andrey Smetanin <[email protected]> Reviewed-by: Roman Kagan <[email protected]> CC: Paolo Bonzini <[email protected]> CC: Richard Henderson <[email protected]> CC: Eduardo Habkost <[email protected]> CC: "Andreas Färber" <[email protected]> CC: Marcelo Tosatti <[email protected]> CC: Roman Kagan <[email protected]> CC: Denis V. Lunev <[email protected]> CC: [email protected] --- target-i386/hyperv.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/target-i386/hyperv.c b/target-i386/hyperv.c index e79b173..d3f3059 100644 --- a/target-i386/hyperv.c +++ b/target-i386/hyperv.c @@ -43,6 +43,18 @@ int kvm_hv_handle_exit(X86CPU *cpu, struct kvm_hyperv_exit *exit) return -1; } return 0; + case KVM_EXIT_HYPERV_HCALL: { + uint16_t code; + + code = exit->u.hcall.input & 0xffff; + switch (code) { + case HV_X64_HCALL_POST_MESSAGE: + case HV_X64_HCALL_SIGNAL_EVENT: + default: + exit->u.hcall.result = HV_STATUS_INVALID_HYPERCALL_CODE; + return 0; + } + } default: return -1; } -- 2.4.3
