diff --git a/arch/powerpc/kernel/ibmebus.c b/arch/powerpc/kernel/ibmebus.c
index 2f50bb5..9971159 100644
--- a/arch/powerpc/kernel/ibmebus.c
+++ b/arch/powerpc/kernel/ibmebus.c
@@ -183,7 +183,7 @@
 		ret = ibmebus_create_device(child);
 		if (ret) {
 			printk(KERN_ERR "%s: failed to create device (%i)",
-			       __FUNCTION__, ret);
+			       __func__, ret);
 			of_node_put(child);
 			break;
 		}
@@ -269,7 +269,7 @@
 	if (bus_find_device(&ibmebus_bus_type, NULL, path,
 			    ibmebus_match_path)) {
 		printk(KERN_WARNING "%s: %s has already been probed\n",
-		       __FUNCTION__, path);
+		       __func__, path);
 		rc = -EEXIST;
 		goto out;
 	}
@@ -279,7 +279,7 @@
 		of_node_put(dn);
 	} else {
 		printk(KERN_WARNING "%s: no such device node: %s\n",
-		       __FUNCTION__, path);
+		       __func__, path);
 		rc = -ENODEV;
 	}
 
@@ -308,7 +308,7 @@
 		return count;
 	} else {
 		printk(KERN_WARNING "%s: %s not on the bus\n",
-		       __FUNCTION__, path);
+		       __func__, path);
 
 		kfree(path);
 		return -ENODEV;
@@ -337,14 +337,14 @@
 	err = of_bus_type_init(&ibmebus_bus_type, "ibmebus");
 	if (err) {
 		printk(KERN_ERR "%s: failed to register IBM eBus.\n",
-		       __FUNCTION__);
+		       __func__);
 		return err;
 	}
 
 	err = device_register(&ibmebus_bus_device);
 	if (err) {
 		printk(KERN_WARNING "%s: device_register returned %i\n",
-		       __FUNCTION__, err);
+		       __func__, err);
 		bus_unregister(&ibmebus_bus_type);
 
 		return err;
diff --git a/arch/powerpc/kernel/iommu.c b/arch/powerpc/kernel/iommu.c
index 8f1f4e5..0c66366 100644
--- a/arch/powerpc/kernel/iommu.c
+++ b/arch/powerpc/kernel/iommu.c
@@ -520,7 +520,7 @@
 	unsigned int order;
 
 	if (!tbl || !tbl->it_map) {
-		printk(KERN_ERR "%s: expected TCE map for %s\n", __FUNCTION__,
+		printk(KERN_ERR "%s: expected TCE map for %s\n", __func__,
 				node_name);
 		return;
 	}
@@ -530,7 +530,7 @@
 	for (i = 0; i < (tbl->it_size/64); i++) {
 		if (tbl->it_map[i] != 0) {
 			printk(KERN_WARNING "%s: Unexpected TCEs for %s\n",
-				__FUNCTION__, node_name);
+				__func__, node_name);
 			break;
 		}
 	}
diff --git a/arch/powerpc/kernel/isa-bridge.c b/arch/powerpc/kernel/isa-bridge.c
index ee172aa..d73551d 100644
--- a/arch/powerpc/kernel/isa-bridge.c
+++ b/arch/powerpc/kernel/isa-bridge.c
@@ -99,7 +99,7 @@
 	 */
 	if ((pci_addr != 0) || (isa_addr != 0)) {
 		printk(KERN_ERR "unexpected isa to pci mapping: %s\n",
-		       __FUNCTION__);
+		       __func__);
 		return;
 	}
 
diff --git a/arch/powerpc/kernel/lparcfg.c b/arch/powerpc/kernel/lparcfg.c
index dcb89a8..1ffacc6 100644
--- a/arch/powerpc/kernel/lparcfg.c
+++ b/arch/powerpc/kernel/lparcfg.c
@@ -226,7 +226,7 @@
 	unsigned char *local_buffer = kmalloc(SPLPAR_MAXLENGTH, GFP_KERNEL);
 	if (!local_buffer) {
 		printk(KERN_ERR "%s %s kmalloc failure at line %d \n",
-		       __FILE__, __FUNCTION__, __LINE__);
+		       __FILE__, __func__, __LINE__);
 		return;
 	}
 
@@ -243,14 +243,14 @@
 	if (call_status != 0) {
 		printk(KERN_INFO
 		       "%s %s Error calling get-system-parameter (0x%x)\n",
-		       __FILE__, __FUNCTION__, call_status);
+		       __FILE__, __func__, call_status);
 	} else {
 		int splpar_strlen;
 		int idx, w_idx;
 		char *workbuffer = kzalloc(SPLPAR_MAXLENGTH, GFP_KERNEL);
 		if (!workbuffer) {
 			printk(KERN_ERR "%s %s kmalloc failure at line %d \n",
-			       __FILE__, __FUNCTION__, __LINE__);
+			       __FILE__, __func__, __LINE__);
 			kfree(local_buffer);
 			return;
 		}
@@ -484,10 +484,10 @@
 	current_weight = (resource >> 5 * 8) & 0xFF;
 
 	pr_debug("%s: current_entitled = %lu, current_weight = %u\n",
-		 __FUNCTION__, current_entitled, current_weight);
+		 __func__, current_entitled, current_weight);
 
 	pr_debug("%s: new_entitled = %lu, new_weight = %u\n",
-		 __FUNCTION__, *new_entitled_ptr, *new_weight_ptr);
+		 __func__, *new_entitled_ptr, *new_weight_ptr);
 
 	retval = plpar_hcall_norets(H_SET_PPP, *new_entitled_ptr,
 				    *new_weight_ptr);
@@ -502,7 +502,7 @@
 		retval = -EINVAL;
 	} else {
 		printk(KERN_WARNING "%s: received unknown hv return code %ld",
-		       __FUNCTION__, retval);
+		       __func__, retval);
 		retval = -EIO;
 	}
 
diff --git a/arch/powerpc/kernel/rtas.c b/arch/powerpc/kernel/rtas.c
index e2e78d9..eb3beea 100644
--- a/arch/powerpc/kernel/rtas.c
+++ b/arch/powerpc/kernel/rtas.c
@@ -507,7 +507,7 @@
 			break;
 		default:
 			printk(KERN_ERR "%s: unexpected RTAS error %d\n",
-					__FUNCTION__, rtas_rc);
+					__func__, rtas_rc);
 			rc = -ERANGE;
 			break;
 	}
diff --git a/arch/powerpc/kernel/rtas_flash.c b/arch/powerpc/kernel/rtas_flash.c
index f227659..e1756e1 100644
--- a/arch/powerpc/kernel/rtas_flash.c
+++ b/arch/powerpc/kernel/rtas_flash.c
@@ -807,7 +807,7 @@
 				rtas_block_ctor);
 	if (!flash_block_cache) {
 		printk(KERN_ERR "%s: failed to create block cache\n",
-				__FUNCTION__);
+				__func__);
 		rc = -ENOMEM;
 		goto cleanup;
 	}
diff --git a/arch/powerpc/kernel/rtas_pci.c b/arch/powerpc/kernel/rtas_pci.c
index 433a0a0..945e8f4 100644
--- a/arch/powerpc/kernel/rtas_pci.c
+++ b/arch/powerpc/kernel/rtas_pci.c
@@ -326,7 +326,7 @@
 
 	res = b->resource[0];
 	if (!res->flags) {
-		printk(KERN_ERR "%s: no IO resource for PHB %s\n", __FUNCTION__,
+		printk(KERN_ERR "%s: no IO resource for PHB %s\n", __func__,
 				b->name);
 		return 1;
 	}
@@ -334,13 +334,13 @@
 	rc = pcibios_unmap_io_space(b);
 	if (rc) {
 		printk(KERN_ERR "%s: failed to unmap IO on bus %s\n",
-			__FUNCTION__, b->name);
+			__func__, b->name);
 		return 1;
 	}
 
 	if (release_resource(res)) {
 		printk(KERN_ERR "%s: failed to release IO on bus %s\n",
-				__FUNCTION__, b->name);
+				__func__, b->name);
 		return 1;
 	}
 
@@ -348,13 +348,13 @@
 		res = b->resource[i];
 		if (!res->flags && i == 0) {
 			printk(KERN_ERR "%s: no MEM resource for PHB %s\n",
-				__FUNCTION__, b->name);
+				__func__, b->name);
 			return 1;
 		}
 		if (res->flags && release_resource(res)) {
 			printk(KERN_ERR
 			       "%s: failed to release IO %d on bus %s\n",
-				__FUNCTION__, i, b->name);
+				__func__, i, b->name);
 			return 1;
 		}
 	}
diff --git a/arch/powerpc/kernel/vio.c b/arch/powerpc/kernel/vio.c
index f9886725..b77f8af 100644
--- a/arch/powerpc/kernel/vio.c
+++ b/arch/powerpc/kernel/vio.c
@@ -139,7 +139,7 @@
  */
 int vio_register_driver(struct vio_driver *viodrv)
 {
-	printk(KERN_DEBUG "%s: driver %s registering\n", __FUNCTION__,
+	printk(KERN_DEBUG "%s: driver %s registering\n", __func__,
 		viodrv->driver.name);
 
 	/* fill in 'struct driver' fields */
@@ -184,7 +184,7 @@
 	/* we need the 'device_type' property, in order to match with drivers */
 	if (of_node->type == NULL) {
 		printk(KERN_WARNING "%s: node %s missing 'device_type'\n",
-				__FUNCTION__,
+				__func__,
 				of_node->name ? of_node->name : "<unknown>");
 		return NULL;
 	}
@@ -192,7 +192,7 @@
 	unit_address = of_get_property(of_node, "reg", NULL);
 	if (unit_address == NULL) {
 		printk(KERN_WARNING "%s: node %s missing 'reg'\n",
-				__FUNCTION__,
+				__func__,
 				of_node->name ? of_node->name : "<unknown>");
 		return NULL;
 	}
@@ -227,7 +227,7 @@
 	/* register with generic device framework */
 	if (device_register(&viodev->dev)) {
 		printk(KERN_ERR "%s: failed to register device %s\n",
-				__FUNCTION__, viodev->dev.bus_id);
+				__func__, viodev->dev.bus_id);
 		/* XXX free TCE table */
 		kfree(viodev);
 		return NULL;
@@ -258,7 +258,7 @@
 	err = device_register(&vio_bus_device.dev);
 	if (err) {
 		printk(KERN_WARNING "%s: device_register returned %i\n",
-				__FUNCTION__, err);
+				__func__, err);
 		return err;
 	}