4 files changed, 13 insertions, 9 deletions

diff --git a/arch/s390/include/asm/pci.h b/arch/s390/include/asm/pci.h
index 15f8714ca9b7..07361e2fd8c5 100644
--- a/arch/s390/include/asm/pci.h
+++ b/arch/s390/include/asm/pci.h
@@ -221,7 +221,7 @@ void zpci_device_reserved(struct zpci_dev *zdev);
 bool zpci_is_device_configured(struct zpci_dev *zdev);
 
 int zpci_hot_reset_device(struct zpci_dev *zdev);
-int zpci_register_ioat(struct zpci_dev *, u8, u64, u64, u64);
+int zpci_register_ioat(struct zpci_dev *, u8, u64, u64, u64, u8 *);
 int zpci_unregister_ioat(struct zpci_dev *, u8);
 void zpci_remove_reserved_devices(void);
 void zpci_update_fh(struct zpci_dev *zdev, u32 fh);
diff --git a/arch/s390/kvm/pci.c b/arch/s390/kvm/pci.c
index c50c1645c0ae..03964c0e1fdf 100644
--- a/arch/s390/kvm/pci.c
+++ b/arch/s390/kvm/pci.c
@@ -434,6 +434,7 @@ static void kvm_s390_pci_dev_release(struct zpci_dev *zdev)
 static int kvm_s390_pci_register_kvm(void *opaque, struct kvm *kvm)
 {
 	struct zpci_dev *zdev = opaque;
+	u8 status;
 	int rc;
 
 	if (!zdev)
@@ -486,7 +487,7 @@ static int kvm_s390_pci_register_kvm(void *opaque, struct kvm *kvm)
 
 	/* Re-register the IOMMU that was already created */
 	rc = zpci_register_ioat(zdev, 0, zdev->start_dma, zdev->end_dma,
-				virt_to_phys(zdev->dma_table));
+				virt_to_phys(zdev->dma_table), &status);
 	if (rc)
 		goto clear_gisa;
 
@@ -516,6 +517,7 @@ static void kvm_s390_pci_unregister_kvm(void *opaque)
 {
 	struct zpci_dev *zdev = opaque;
 	struct kvm *kvm;
+	u8 status;
 
 	if (!zdev)
 		return;
@@ -554,7 +556,7 @@ static void kvm_s390_pci_unregister_kvm(void *opaque)
 
 	/* Re-register the IOMMU that was already created */
 	zpci_register_ioat(zdev, 0, zdev->start_dma, zdev->end_dma,
-			   virt_to_phys(zdev->dma_table));
+			   virt_to_phys(zdev->dma_table), &status);
 
 out:
 	spin_lock(&kvm->arch.kzdev_list_lock);
diff --git a/arch/s390/pci/pci.c b/arch/s390/pci/pci.c
index 73cdc5539384..a703dcd94a68 100644
--- a/arch/s390/pci/pci.c
+++ b/arch/s390/pci/pci.c
@@ -116,20 +116,20 @@ EXPORT_SYMBOL_GPL(pci_proc_domain);
 
 /* Modify PCI: Register I/O address translation parameters */
 int zpci_register_ioat(struct zpci_dev *zdev, u8 dmaas,
-		       u64 base, u64 limit, u64 iota)
+		       u64 base, u64 limit, u64 iota, u8 *status)
 {
 	u64 req = ZPCI_CREATE_REQ(zdev->fh, dmaas, ZPCI_MOD_FC_REG_IOAT);
 	struct zpci_fib fib = {0};
-	u8 cc, status;
+	u8 cc;
 
 	WARN_ON_ONCE(iota & 0x3fff);
 	fib.pba = base;
 	fib.pal = limit;
 	fib.iota = iota | ZPCI_IOTA_RTTO_FLAG;
 	fib.gd = zdev->gisa;
-	cc = zpci_mod_fc(req, &fib, &status);
+	cc = zpci_mod_fc(req, &fib, status);
 	if (cc)
-		zpci_dbg(3, "reg ioat fid:%x, cc:%d, status:%d\n", zdev->fid, cc, status);
+		zpci_dbg(3, "reg ioat fid:%x, cc:%d, status:%d\n", zdev->fid, cc, *status);
 	return cc;
 }
 EXPORT_SYMBOL_GPL(zpci_register_ioat);
@@ -764,6 +764,7 @@ EXPORT_SYMBOL_GPL(zpci_disable_device);
  */
 int zpci_hot_reset_device(struct zpci_dev *zdev)
 {
+	u8 status;
 	int rc;
 
 	zpci_dbg(3, "rst fid:%x, fh:%x\n", zdev->fid, zdev->fh);
@@ -787,7 +788,7 @@ int zpci_hot_reset_device(struct zpci_dev *zdev)
 
 	if (zdev->dma_table)
 		rc = zpci_register_ioat(zdev, 0, zdev->start_dma, zdev->end_dma,
-					virt_to_phys(zdev->dma_table));
+					virt_to_phys(zdev->dma_table), &status);
 	else
 		rc = zpci_dma_init_device(zdev);
 	if (rc) {
diff --git a/arch/s390/pci/pci_dma.c b/arch/s390/pci/pci_dma.c
index 227cf0a62800..dee825ee7305 100644
--- a/arch/s390/pci/pci_dma.c
+++ b/arch/s390/pci/pci_dma.c
@@ -547,6 +547,7 @@ static void s390_dma_unmap_sg(struct device *dev, struct scatterlist *sg,
 	
 int zpci_dma_init_device(struct zpci_dev *zdev)
 {
+	u8 status;
 	int rc;
 
 	/*
@@ -598,7 +599,7 @@ int zpci_dma_init_device(struct zpci_dev *zdev)
 
 	}
 	if (zpci_register_ioat(zdev, 0, zdev->start_dma, zdev->end_dma,
-			       virt_to_phys(zdev->dma_table))) {
+			       virt_to_phys(zdev->dma_table), &status)) {
 		rc = -EIO;
 		goto free_bitmap;
 	}