From: Gabor Juhos <juhosg@openwrt.org>
Date: Tue, 1 Jan 2008 11:11:50 +0000 (+0000)
Subject: disable queue of all interfaces when tx ring is full
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=f6f43b9d40531a24a0391ad9d44d757a48446624;p=openwrt%2Fstaging%2Faparcar.git

disable queue of all interfaces when tx ring is full

SVN-Revision: 10073
---

diff --git a/target/linux/adm5120/files/drivers/net/adm5120sw.c b/target/linux/adm5120/files/drivers/net/adm5120sw.c
index c8c3f1d5b2..234b6c5146 100644
--- a/target/linux/adm5120/files/drivers/net/adm5120sw.c
+++ b/target/linux/adm5120/files/drivers/net/adm5120sw.c
@@ -843,6 +843,7 @@ static int adm5120_if_hard_start_xmit(struct sk_buff *skb,
 	struct adm5120_if_priv *priv = netdev_priv(dev);
 	unsigned int entry;
 	unsigned long data;
+	int i;
 
 	/* lock switch irq */
 	spin_lock_irq(&tx_lock);
@@ -875,8 +876,11 @@ static int adm5120_if_hard_start_xmit(struct sk_buff *skb,
 
 	cur_txl++;
 	if (cur_txl == dirty_txl + TX_QUEUE_LEN) {
-		/* FIXME: stop queue for all devices */
-		netif_stop_queue(dev);
+		for (i = 0; i < SWITCH_NUM_PORTS; i++) {
+			if (!adm5120_devs[i])
+				continue;
+			netif_stop_queue(dev);
+		}
 	}
 
 	dev->trans_start = jiffies;