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author | Eric Dumazet <eric.dumazet@gmail.com> | 2010-05-10 05:01:31 -0700 |
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committer | David S. Miller <davem@davemloft.net> | 2010-05-10 05:01:31 -0700 |
commit | 1ae5dc342ac78d7a42965fd1f323815f6f5ef2c1 (patch) | |
tree | d1955a7639e99832590df26466a34d5786a880ae /drivers/net/tokenring | |
parent | 2b0b05ddc04b6d45e71cd36405df512075786f1e (diff) | |
download | linux-3.10-1ae5dc342ac78d7a42965fd1f323815f6f5ef2c1.tar.gz linux-3.10-1ae5dc342ac78d7a42965fd1f323815f6f5ef2c1.tar.bz2 linux-3.10-1ae5dc342ac78d7a42965fd1f323815f6f5ef2c1.zip |
net: trans_start cleanups
Now that core network takes care of trans_start updates, dont do it
in drivers themselves, if possible. Drivers can avoid one cache miss
(on dev->trans_start) in their start_xmit() handler.
Exceptions are NETIF_F_LLTX drivers
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/tokenring')
-rw-r--r-- | drivers/net/tokenring/ibmtr.c | 1 | ||||
-rw-r--r-- | drivers/net/tokenring/smctr.c | 2 | ||||
-rw-r--r-- | drivers/net/tokenring/tms380tr.c | 2 |
3 files changed, 2 insertions, 3 deletions
diff --git a/drivers/net/tokenring/ibmtr.c b/drivers/net/tokenring/ibmtr.c index eebdaae2432..91e6c78271a 100644 --- a/drivers/net/tokenring/ibmtr.c +++ b/drivers/net/tokenring/ibmtr.c @@ -1041,7 +1041,6 @@ static netdev_tx_t tok_send_packet(struct sk_buff *skb, writew(ti->exsap_station_id, ti->srb + STATION_ID_OFST); writeb(CMD_IN_SRB, ti->mmio + ACA_OFFSET + ACA_SET + ISRA_ODD); spin_unlock_irqrestore(&(ti->lock), flags); - dev->trans_start = jiffies; return NETDEV_TX_OK; } diff --git a/drivers/net/tokenring/smctr.c b/drivers/net/tokenring/smctr.c index e40560137c4..213b9affc22 100644 --- a/drivers/net/tokenring/smctr.c +++ b/drivers/net/tokenring/smctr.c @@ -4562,7 +4562,7 @@ static void smctr_timeout(struct net_device *dev) * fake transmission time and go on trying. Our own timeout * routine is in sktr_timer_chk() */ - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue(dev); } diff --git a/drivers/net/tokenring/tms380tr.c b/drivers/net/tokenring/tms380tr.c index c169fd05dde..8cb126a8007 100644 --- a/drivers/net/tokenring/tms380tr.c +++ b/drivers/net/tokenring/tms380tr.c @@ -592,7 +592,7 @@ static void tms380tr_timeout(struct net_device *dev) * fake transmission time and go on trying. Our own timeout * routine is in tms380tr_timer_chk() */ - dev->trans_start = jiffies; + dev->trans_start = jiffies; /* prevent tx timeout */ netif_wake_queue(dev); } |