netdev - [PATCH v3 08/10] tg3: Support for byte queue limits

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Message-ID: <alpine.DEB.2.00.1111222141560.17074@pokey.mtv.corp.google.com>
Date:	Tue, 22 Nov 2011 21:53:21 -0800 (PST)
From:	Tom Herbert <therbert@...gle.com>
To:	davem@...emloft.net, netdev@...r.kernel.org
Subject: [PATCH v3 08/10] tg3: Support for byte queue limits

Changes to tg3 to use byte queue limits.

Signed-off-by: Tom Herbert <therbert@...gle.com>
---
 drivers/net/ethernet/broadcom/tg3.c |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)

diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c
index cd36234..076c0e5 100644
--- a/drivers/net/ethernet/broadcom/tg3.c
+++ b/drivers/net/ethernet/broadcom/tg3.c
@@ -5320,6 +5320,7 @@ static void tg3_tx(struct tg3_napi *tnapi)
 	u32 sw_idx = tnapi->tx_cons;
 	struct netdev_queue *txq;
 	int index = tnapi - tp->napi;
+	unsigned int pkts_compl = 0, bytes_compl = 0;
 
 	if (tg3_flag(tp, ENABLE_TSS))
 		index--;
@@ -5370,6 +5371,9 @@ static void tg3_tx(struct tg3_napi *tnapi)
 			sw_idx = NEXT_TX(sw_idx);
 		}
 
+		pkts_compl++;
+		bytes_compl += skb->len;
+
 		dev_kfree_skb(skb);
 
 		if (unlikely(tx_bug)) {
@@ -5378,6 +5382,8 @@ static void tg3_tx(struct tg3_napi *tnapi)
 		}
 	}
 
+	netdev_completed_queue(tp->dev, pkts_compl, bytes_compl);
+
 	tnapi->tx_cons = sw_idx;
 
 	/* Need to make the tx_cons update visible to tg3_start_xmit()
@@ -6816,6 +6822,7 @@ static netdev_tx_t tg3_start_xmit(struct sk_buff *skb, struct net_device *dev)
 	}
 
 	skb_tx_timestamp(skb);
+	netdev_sent_queue(tp->dev, 1, skb->len);
 
 	/* Packets are ready, update Tx producer idx local and on card. */
 	tw32_tx_mbox(tnapi->prodmbox, entry);
@@ -7297,6 +7304,7 @@ static void tg3_free_rings(struct tg3 *tp)
 			dev_kfree_skb_any(skb);
 		}
 	}
+	netdev_reset_queue(tp->dev);
 }
 
 /* Initialize tx/rx rings for packet processing.
-- 
1.7.3.1

--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html