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>
diff --git a/drivers/net/sun3_82586.c b/drivers/net/sun3_82586.c
index 31ab4ab..1513123 100644
--- a/drivers/net/sun3_82586.c
+++ b/drivers/net/sun3_82586.c
@@ -985,7 +985,7 @@
p->scb->cmd_cuc = CUC_START;
sun3_attn586();
WAIT_4_SCB_CMD();
- dev->trans_start = jiffies;
+ dev->trans_start = jiffies; /* prevent tx timeout */
return 0;
}
#endif
@@ -998,7 +998,7 @@
sun3_82586_close(dev);
sun3_82586_open(dev);
}
- dev->trans_start = jiffies;
+ dev->trans_start = jiffies; /* prevent tx timeout */
}
/******************************************************
@@ -1062,7 +1062,6 @@
}
sun3_attn586();
- dev->trans_start = jiffies;
if(!i)
dev_kfree_skb(skb);
WAIT_4_SCB_CMD();
@@ -1082,7 +1081,6 @@
p->xmit_cmds[0]->cmd_status = p->nop_cmds[next_nop]->cmd_status = 0;
p->nop_cmds[p->nop_point]->cmd_link = make16((p->xmit_cmds[0]));
- dev->trans_start = jiffies;
p->nop_point = next_nop;
dev_kfree_skb(skb);
# endif
@@ -1097,7 +1095,6 @@
p->nop_cmds[next_nop]->cmd_status = 0;
p->nop_cmds[p->xmit_count]->cmd_link = make16((p->xmit_cmds[p->xmit_count]));
- dev->trans_start = jiffies;
p->xmit_count = next_nop;
{