aboutsummaryrefslogtreecommitdiffstats
path: root/target/linux/generic/patches-3.18/082-usbnet-Fix-tx_packets-stat-for-FLAG_MULTI_FRAME-driv.patch
diff options
context:
space:
mode:
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.patch107
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,