diff options
Diffstat (limited to 'target/linux/generic/patches-3.18/082-usbnet-Fix-tx_packets-stat-for-FLAG_MULTI_FRAME-driv.patch')
-rw-r--r-- | target/linux/generic/patches-3.18/082-usbnet-Fix-tx_packets-stat-for-FLAG_MULTI_FRAME-driv.patch | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/target/linux/generic/patches-3.18/082-usbnet-Fix-tx_packets-stat-for-FLAG_MULTI_FRAME-driv.patch b/target/linux/generic/patches-3.18/082-usbnet-Fix-tx_packets-stat-for-FLAG_MULTI_FRAME-driv.patch deleted file mode 100644 index 2a5e08b04f..0000000000 --- a/target/linux/generic/patches-3.18/082-usbnet-Fix-tx_packets-stat-for-FLAG_MULTI_FRAME-driv.patch +++ /dev/null @@ -1,107 +0,0 @@ -From: Ben Hutchings <ben.hutchings@codethink.co.uk> -Date: Thu, 26 Feb 2015 19:34:37 +0000 -Subject: [PATCH] usbnet: Fix tx_packets stat for FLAG_MULTI_FRAME drivers -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -Currently the usbnet core does not update the tx_packets statistic for -drivers with FLAG_MULTI_PACKET and there is no hook in the TX -completion path where they could do this. - -cdc_ncm and dependent drivers are bumping tx_packets stat on the -transmit path while asix and sr9800 aren't updating it at all. - -Add a packet count in struct skb_data so these drivers can fill it -in, initialise it to 1 for other drivers, and add the packet count -to the tx_packets statistic on completion. - -Signed-off-by: Ben Hutchings <ben.hutchings@codethink.co.uk> -Tested-by: Bjørn Mork <bjorn@mork.no> -Signed-off-by: David S. Miller <davem@davemloft.net> ---- - ---- a/drivers/net/usb/asix_common.c -+++ b/drivers/net/usb/asix_common.c -@@ -188,6 +188,8 @@ struct sk_buff *asix_tx_fixup(struct usb - memcpy(skb_tail_pointer(skb), &padbytes, sizeof(padbytes)); - skb_put(skb, sizeof(padbytes)); - } -+ -+ usbnet_set_skb_tx_stats(skb, 1); - return skb; - } - ---- a/drivers/net/usb/cdc_ncm.c -+++ b/drivers/net/usb/cdc_ncm.c -@@ -1172,7 +1172,6 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev - - /* return skb */ - ctx->tx_curr_skb = NULL; -- dev->net->stats.tx_packets += ctx->tx_curr_frame_num; - - /* keep private stats: framing overhead and number of NTBs */ - ctx->tx_overhead += skb_out->len - ctx->tx_curr_frame_payload; -@@ -1184,6 +1183,8 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev - */ - dev->net->stats.tx_bytes -= skb_out->len - ctx->tx_curr_frame_payload; - -+ usbnet_set_skb_tx_stats(skb_out, n); -+ - return skb_out; - - exit_no_skb: ---- a/drivers/net/usb/sr9800.c -+++ b/drivers/net/usb/sr9800.c -@@ -144,6 +144,7 @@ static struct sk_buff *sr_tx_fixup(struc - skb_put(skb, sizeof(padbytes)); - } - -+ usbnet_set_skb_tx_stats(skb, 1); - return skb; - } - ---- a/drivers/net/usb/usbnet.c -+++ b/drivers/net/usb/usbnet.c -@@ -1189,8 +1189,7 @@ static void tx_complete (struct urb *urb - struct usbnet *dev = entry->dev; - - if (urb->status == 0) { -- if (!(dev->driver_info->flags & FLAG_MULTI_PACKET)) -- dev->net->stats.tx_packets++; -+ dev->net->stats.tx_packets += entry->packets; - dev->net->stats.tx_bytes += entry->length; - } else { - dev->net->stats.tx_errors++; -@@ -1349,6 +1348,8 @@ netdev_tx_t usbnet_start_xmit (struct sk - urb->transfer_flags |= URB_ZERO_PACKET; - } - entry->length = urb->transfer_buffer_length = length; -+ if (!(info->flags & FLAG_MULTI_PACKET)) -+ usbnet_set_skb_tx_stats(skb, 1); - - spin_lock_irqsave(&dev->txq.lock, flags); - retval = usb_autopm_get_interface_async(dev->intf); ---- a/include/linux/usb/usbnet.h -+++ b/include/linux/usb/usbnet.h -@@ -228,8 +228,20 @@ struct skb_data { /* skb->cb is one of t - struct usbnet *dev; - enum skb_state state; - size_t length; -+ unsigned long packets; - }; - -+/* Drivers that set FLAG_MULTI_PACKET must call this in their -+ * tx_fixup method before returning an skb. -+ */ -+static inline void -+usbnet_set_skb_tx_stats(struct sk_buff *skb, unsigned long packets) -+{ -+ struct skb_data *entry = (struct skb_data *) skb->cb; -+ -+ entry->packets = packets; -+} -+ - extern int usbnet_open(struct net_device *net); - extern int usbnet_stop(struct net_device *net); - extern netdev_tx_t usbnet_start_xmit(struct sk_buff *skb, |