Merge remote-tracking branch 'origin/master' into perf/core

Further perf/core patches will depend on:

  d3f7b1bb2040 ("mm/gup: fix gup_fast with dynamic page table folding")

which is already in Linus' tree.

1 files changed, 5 insertions, 31 deletions

diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index e45935a5856a..6062dc27870e 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -34,9 +34,6 @@
 #include <linux/kernel.h>
 #include <linux/pm_runtime.h>
 
-#define DRIVER_VERSION		"22-Aug-2005"
-
-
 /*-------------------------------------------------------------------------*/
 
 /*
@@ -110,7 +107,7 @@ int usbnet_get_endpoints(struct usbnet *dev, struct usb_interface *intf)
 				if (!usb_endpoint_dir_in(&e->desc))
 					continue;
 				intr = 1;
-				/* FALLTHROUGH */
+				fallthrough;
 			case USB_ENDPOINT_XFER_BULK:
 				break;
 			default:
@@ -597,7 +594,7 @@ static void rx_complete (struct urb *urb)
 	case -EPIPE:
 		dev->net->stats.rx_errors++;
 		usbnet_defer_kevent (dev, EVENT_RX_HALT);
-		// FALLTHROUGH
+		fallthrough;
 
 	/* software-driven interface shutdown */
 	case -ECONNRESET:		/* async unlink */
@@ -628,7 +625,7 @@ block:
 	/* data overrun ... flush fifo? */
 	case -EOVERFLOW:
 		dev->net->stats.rx_over_errors++;
-		// FALLTHROUGH
+		fallthrough;
 
 	default:
 		state = rx_cleanup;
@@ -986,31 +983,9 @@ EXPORT_SYMBOL_GPL(usbnet_set_link_ksettings);
 void usbnet_get_stats64(struct net_device *net, struct rtnl_link_stats64 *stats)
 {
 	struct usbnet *dev = netdev_priv(net);
-	unsigned int start;
-	int cpu;
 
 	netdev_stats_to_stats64(stats, &net->stats);
-
-	for_each_possible_cpu(cpu) {
-		struct pcpu_sw_netstats *stats64;
-		u64 rx_packets, rx_bytes;
-		u64 tx_packets, tx_bytes;
-
-		stats64 = per_cpu_ptr(dev->stats64, cpu);
-
-		do {
-			start = u64_stats_fetch_begin_irq(&stats64->syncp);
-			rx_packets = stats64->rx_packets;
-			rx_bytes = stats64->rx_bytes;
-			tx_packets = stats64->tx_packets;
-			tx_bytes = stats64->tx_bytes;
-		} while (u64_stats_fetch_retry_irq(&stats64->syncp, start));
-
-		stats->rx_packets += rx_packets;
-		stats->rx_bytes += rx_bytes;
-		stats->tx_packets += tx_packets;
-		stats->tx_bytes += tx_bytes;
-	}
+	dev_fetch_sw_netstats(stats, dev->stats64);
 }
 EXPORT_SYMBOL_GPL(usbnet_get_stats64);
 
@@ -1047,7 +1022,6 @@ void usbnet_get_drvinfo (struct net_device *net, struct ethtool_drvinfo *info)
 	struct usbnet *dev = netdev_priv(net);
 
 	strlcpy (info->driver, dev->driver_name, sizeof info->driver);
-	strlcpy (info->version, DRIVER_VERSION, sizeof info->version);
 	strlcpy (info->fw_version, dev->driver_info->description,
 		sizeof info->fw_version);
 	usb_make_path (dev->udev, info->bus_info, sizeof info->bus_info);
@@ -1530,7 +1504,7 @@ static void usbnet_bh (struct timer_list *t)
 			continue;
 		case tx_done:
 			kfree(entry->urb->sg);
-			/* fall through */
+			fallthrough;
 		case rx_cleanup:
 			usb_free_urb (entry->urb);
 			dev_kfree_skb (skb);