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| author | Stephen Hemminger <shemminger@osdl.org> | 2006-03-20 22:26:39 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2006-03-20 22:26:39 -0800 |
| commit | 8aca8a27d96cd75a30c380130496c98b658c9b98 (patch) | |
| tree | cd32edff13c275a0f493ba70d909daee1819c6a2 | |
| parent | 99cae7fca1311573f2777b8ceaa8a5abd6e9b04e (diff) | |
| download | linux-stable-8aca8a27d96cd75a30c380130496c98b658c9b98.tar.gz linux-stable-8aca8a27d96cd75a30c380130496c98b658c9b98.tar.bz2 linux-stable-8aca8a27d96cd75a30c380130496c98b658c9b98.zip | |
[NET]: minor net_rx_action optimization
The functions list_del followed by list_add_tail is equivalent to the
existing inline list_move_tail. list_move_tail avoids unnecessary
_LIST_POISON.
Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | net/core/dev.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/net/core/dev.c b/net/core/dev.c index be1d896cc5b9..ee044097f7f2 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -1759,8 +1759,7 @@ static void net_rx_action(struct softirq_action *h) if (dev->quota <= 0 || dev->poll(dev, &budget)) { netpoll_poll_unlock(have); local_irq_disable(); - list_del(&dev->poll_list); - list_add_tail(&dev->poll_list, &queue->poll_list); + list_move_tail(&dev->poll_list, &queue->poll_list); if (dev->quota < 0) dev->quota += dev->weight; else |