Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3b582cc14c50f71eabf1c3cada05acb8dc9f457c
Commit: 3b582cc14c50f71eabf1c3cada05acb8dc9f457c
Parent: d57a9212e00779181d8d820887dcab3e9d529194
Author: Stephen Hemminger <[EMAIL PROTECTED]>
AuthorDate: Thu Nov 1 02:21:47 2007 -0700
Committer: David S. Miller <[EMAIL PROTECTED]>
CommitDate: Thu Nov 1 02:21:47 2007 -0700
[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 <[EMAIL PROTECTED]>
Signed-off-by: David S. Miller <[EMAIL PROTECTED]>
---
include/linux/netdevice.h | 10 ++++++++++
net/core/dev.c | 18 +++++++++++++++---
2 files changed, 25 insertions(+), 3 deletions(-)
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 9b0c8f1..1e6af4f 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -739,6 +739,16 @@ static inline void *netdev_priv(const struct net_device
*dev)
*/
#define SET_NETDEV_DEV(net, pdev) ((net)->dev.parent = (pdev))
+/**
+ * netif_napi_add - initialize a napi context
+ * @dev: network device
+ * @napi: napi context
+ * @poll: polling function
+ * @weight: default weight
+ *
+ * netif_napi_add() must be used to initialize a napi context prior to calling
+ * *any* of the other napi related functions.
+ */
static inline void netif_napi_add(struct net_device *dev,
struct napi_struct *napi,
int (*poll)(struct napi_struct *, int),
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;
-
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