From: Oliver Neukum <oliver@neukum.org>
Date: Sat, 3 Mar 2012 17:45:07 +0000 (+0100)
Subject: usbnet: consider device busy at each recieved packet
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=8a78335442cea429afb2b964318b6e257448ea00;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

usbnet: consider device busy at each recieved packet

usbnet should centrally handle busy reporting in the rx path
so subdrivers need not worry. This hurts use cases which do
rx only or predominantly.

Signed-off-by: Oliver Neukum <oneukum@suse.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index 62f8b5cfbb56..b7b3f5b0d406 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -493,6 +493,7 @@ block:
 		if (netif_running (dev->net) &&
 		    !test_bit (EVENT_RX_HALT, &dev->flags)) {
 			rx_submit (dev, urb, GFP_ATOMIC);
+			usb_mark_last_busy(dev->udev);
 			return;
 		}
 		usb_free_urb (urb);