diff options
author | Stephen Hemminger <shemminger@linux-foundation.org> | 2007-11-01 09:21:47 (GMT) |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2007-11-01 09:21:47 (GMT) |
commit | 3b582cc14c50f71eabf1c3cada05acb8dc9f457c (patch) | |
tree | bad13e4e0a36f019f8ea62d1401a9248073a7392 /net/core/dev.c | |
parent | d57a9212e00779181d8d820887dcab3e9d529194 (diff) | |
download | linux-fsl-qoriq-3b582cc14c50f71eabf1c3cada05acb8dc9f457c.tar.xz |
[NET]: docbook fixes for netif_ functions
Documentation updates for network interfaces.
1. Add doc for netif_napi_add
2. Remove doc for unused returns from netif_rx
3. Add doc for netif_receive_skb
[ Incorporated minor mods from Randy Dunlap -DaveM ]
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core/dev.c')
-rw-r--r-- | net/core/dev.c | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/net/core/dev.c b/net/core/dev.c index 91ece48..be6ceda 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -1751,9 +1751,6 @@ DEFINE_PER_CPU(struct netif_rx_stats, netdev_rx_stat) = { 0, }; * * return values: * NET_RX_SUCCESS (no congestion) - * NET_RX_CN_LOW (low congestion) - * NET_RX_CN_MOD (moderate congestion) - * NET_RX_CN_HIGH (high congestion) * NET_RX_DROP (packet was dropped) * */ @@ -2001,6 +1998,21 @@ out: } #endif +/** + * netif_receive_skb - process receive buffer from network + * @skb: buffer to process + * + * netif_receive_skb() is the main receive data processing function. + * It always succeeds. The buffer may be dropped during processing + * for congestion control or by the protocol layers. + * + * This function may only be called from softirq context and interrupts + * should be enabled. + * + * Return values (usually ignored): + * NET_RX_SUCCESS: no congestion + * NET_RX_DROP: packet was dropped + */ int netif_receive_skb(struct sk_buff *skb) { struct packet_type *ptype, *pt_prev; |