From: Stephen Hemminger <shemminger@vyatta•com>
To: davem@davemloft•net
Cc: netdev@vger•kernel.org
Subject: [PATCH net-next 6/8] tun: implement byte queue limits
Date: Mon, 29 Oct 2012 17:57:37 -0700 [thread overview]
Message-ID: <20121030005835.726919547@vyatta.com> (raw)
In-Reply-To: 20121030005731.843020405@vyatta.com
[-- Attachment #1: tap-bql.patch --]
[-- Type: text/plain, Size: 697 bytes --]
Add byte queue limits for tun device transmit.
Signed-off-by: Stephen Hemminger <shemminger@vyatta•com>
--- a/drivers/net/tun.c 2012-10-26 14:29:51.172647696 -0700
+++ b/drivers/net/tun.c 2012-10-26 14:31:46.663487824 -0700
@@ -421,6 +421,9 @@ static netdev_tx_t tun_net_xmit(struct s
goto drop;
skb_orphan(skb);
+ /* Update byte queue limits */
+ netdev_sent_queue(dev, skb->len);
+
/* Enqueue packet */
skb_queue_tail(&tun->socket.sk->sk_receive_queue, skb);
@@ -991,6 +994,8 @@ static ssize_t tun_do_read(struct tun_st
netif_wake_queue(tun->dev);
ret = tun_put_user(tun, skb, iv, len);
+
+ netdev_completed_queue(tun->dev, 1, skb->len);
kfree_skb(skb);
break;
}
next prev parent reply other threads:[~2012-10-30 1:06 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-30 0:57 [PATCH net-next 0/8] bridge: new security features Stephen Hemminger
2012-10-30 0:57 ` [PATCH net-next 1/8] bridge: bridge port parameters over netlink Stephen Hemminger
2012-10-30 18:48 ` Tommy S. Christensen
2012-10-30 21:00 ` Stephen Hemminger
2012-10-31 14:01 ` John Fastabend
2012-10-31 21:30 ` Stephen Hemminger
2012-11-01 1:33 ` John Fastabend
2012-10-30 0:57 ` [PATCH net-next 2/8] bridge: add template for bridge port flags Stephen Hemminger
2012-10-30 0:57 ` [PATCH net-next 3/8] bridge: implement BPDU blocking Stephen Hemminger
2012-10-31 2:38 ` Cong Wang
2012-10-31 20:57 ` Stephen Hemminger
2012-10-30 0:57 ` [PATCH net-next 4/8] bridge: add root port blocking Stephen Hemminger
2012-10-30 0:57 ` [PATCH net-next 5/8] bridge: add bpdu filter Stephen Hemminger
2012-10-30 0:57 ` Stephen Hemminger [this message]
2012-10-30 1:09 ` [PATCH net-next 6/8] tun: implement byte queue limits Stephen Hemminger
2012-10-30 0:57 ` [PATCH net-next 7/8] virtio: make some structures const Stephen Hemminger
2012-10-30 1:09 ` Stephen Hemminger
2012-10-30 0:57 ` [PATCH net-next 8/8] iproute2: handle new bridge PROTINFO format Stephen Hemminger
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