[PATCH 3/7] tg3: fix race in transmit time stamping.
From: Richard Cochran <richardcochran@gmail.com>
Date: 2011-06-19 13:31:59
Subsystem:
networking drivers, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
Signed-off-by: Richard Cochran <redacted> --- drivers/net/tg3.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 743d997..34ea37d 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c@@ -6088,11 +6088,11 @@ static netdev_tx_t tg3_start_xmit(struct sk_buff *skb, struct net_device *dev) entry = NEXT_TX(tnapi->tx_prod); } + skb_tx_timestamp(skb); + /* Packets are ready, update Tx producer idx local and on card. */ tw32_tx_mbox(tnapi->prodmbox, entry); - skb_tx_timestamp(skb); - tnapi->tx_prod = entry; if (unlikely(tg3_tx_avail(tnapi) <= (MAX_SKB_FRAGS + 1))) { netif_tx_stop_queue(txq);
--
1.7.0.4