Commit 50e523dd authored by Vitaly Kuznetsov's avatar Vitaly Kuznetsov Committed by Paolo Bonzini
Browse files

KVM: x86: hyper-v: Drop redundant 'ex' parameter from kvm_hv_send_ipi() 



'struct kvm_hv_hcall' has all the required information already,
there's no need to pass 'ex' additionally.

No functional change intended.

Cc: stable@vger.kernel.org # 5.14.x
Signed-off-by: default avatarVitaly Kuznetsov <vkuznets@redhat.com>
Message-Id: <20220222154642.684285-2-vkuznets@redhat.com>
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent df0cc57e

arch/x86/kvm/hyperv.c

+4 −4
Original line number Original line Diff line number Diff line
@@ -1874,7 +1874,7 @@ static void kvm_send_ipi_to_many(struct kvm *kvm, u32 vector, 
	}

	}

}

}





static u64 kvm_hv_send_ipi(struct kvm_vcpu *vcpu, struct kvm_hv_hcall *hc, bool ex)

static u64 kvm_hv_send_ipi(struct kvm_vcpu *vcpu, struct kvm_hv_hcall *hc)

{

{

	struct kvm *kvm = vcpu->kvm;

	struct kvm *kvm = vcpu->kvm;

	struct hv_send_ipi_ex send_ipi_ex;

	struct hv_send_ipi_ex send_ipi_ex;
@@ -1888,7 +1888,7 @@ static u64 kvm_hv_send_ipi(struct kvm_vcpu *vcpu, struct kvm_hv_hcall *hc, bool 
	u32 vector;

	u32 vector;

	bool all_cpus;

	bool all_cpus;





	if (!ex) {

	if (hc->code == HVCALL_SEND_IPI) {

		if (!hc->fast) {

		if (!hc->fast) {

			if (unlikely(kvm_read_guest(kvm, hc->ingpa, &send_ipi,

			if (unlikely(kvm_read_guest(kvm, hc->ingpa, &send_ipi,

						    sizeof(send_ipi))))

						    sizeof(send_ipi))))
@@ -2278,14 +2278,14 @@ int kvm_hv_hypercall(struct kvm_vcpu *vcpu) 
			ret = HV_STATUS_INVALID_HYPERCALL_INPUT;

			ret = HV_STATUS_INVALID_HYPERCALL_INPUT;

			break;

			break;

		}

		}

		ret = kvm_hv_send_ipi(vcpu, &hc, false);

		ret = kvm_hv_send_ipi(vcpu, &hc);

		break;

		break;

	case HVCALL_SEND_IPI_EX:

	case HVCALL_SEND_IPI_EX:

		if (unlikely(hc.fast || hc.rep)) {

		if (unlikely(hc.fast || hc.rep)) {

			ret = HV_STATUS_INVALID_HYPERCALL_INPUT;

			ret = HV_STATUS_INVALID_HYPERCALL_INPUT;

			break;

			break;

		}

		}

		ret = kvm_hv_send_ipi(vcpu, &hc, true);

		ret = kvm_hv_send_ipi(vcpu, &hc);

		break;

		break;

	case HVCALL_POST_DEBUG_DATA:

	case HVCALL_POST_DEBUG_DATA:

	case HVCALL_RETRIEVE_DEBUG_DATA:

	case HVCALL_RETRIEVE_DEBUG_DATA: