diff options
author | Linus Torvalds <torvalds@g5.osdl.org> | 2005-11-10 14:46:07 -0800 |
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committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-11-10 14:46:07 -0800 |
commit | 985834a1c3a2e9639145bd8ea16af6e25f2143ad (patch) | |
tree | 3a37e487882d1c6b1b8101ef160afb26405b1647 /include/linux | |
parent | b8cbfa692485bf7568eda3d2f37545a76efb7c93 (diff) | |
parent | f3b84ec2a67bbfbe44cf907203ee99b23b38fc30 (diff) |
Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Diffstat (limited to 'include/linux')
-rw-r--r-- | include/linux/if_ether.h | 4 | ||||
-rw-r--r-- | include/linux/netdevice.h | 7 | ||||
-rw-r--r-- | include/linux/skbuff.h | 27 |
3 files changed, 35 insertions, 3 deletions
diff --git a/include/linux/if_ether.h b/include/linux/if_ether.h index d21c305c6c6..fe26d431de8 100644 --- a/include/linux/if_ether.h +++ b/include/linux/if_ether.h @@ -21,6 +21,8 @@ #ifndef _LINUX_IF_ETHER_H #define _LINUX_IF_ETHER_H +#include <linux/types.h> + /* * IEEE 802.3 Ethernet magic constants. The frame sizes omit the preamble * and FCS/CRC (frame check sequence). @@ -100,7 +102,7 @@ struct ethhdr { unsigned char h_dest[ETH_ALEN]; /* destination eth addr */ unsigned char h_source[ETH_ALEN]; /* source ether addr */ - unsigned short h_proto; /* packet type ID field */ + __be16 h_proto; /* packet type ID field */ } __attribute__((packed)); #ifdef __KERNEL__ diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index c6efce4a04a..936f8b76114 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -927,6 +927,13 @@ extern int netdev_max_backlog; extern int weight_p; extern int netdev_set_master(struct net_device *dev, struct net_device *master); extern int skb_checksum_help(struct sk_buff *skb, int inward); +#ifdef CONFIG_BUG +extern void netdev_rx_csum_fault(struct net_device *dev); +#else +static inline void netdev_rx_csum_fault(struct net_device *dev) +{ +} +#endif /* rx skb timestamps */ extern void net_enable_timestamp(void); extern void net_disable_timestamp(void); diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 83010231db9..0a8ea8b3581 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -1236,8 +1236,7 @@ extern unsigned int datagram_poll(struct file *file, struct socket *sock, extern int skb_copy_datagram_iovec(const struct sk_buff *from, int offset, struct iovec *to, int size); -extern int skb_copy_and_csum_datagram_iovec(const - struct sk_buff *skb, +extern int skb_copy_and_csum_datagram_iovec(struct sk_buff *skb, int hlen, struct iovec *iov); extern void skb_free_datagram(struct sock *sk, struct sk_buff *skb); @@ -1305,6 +1304,30 @@ static inline void skb_set_timestamp(struct sk_buff *skb, const struct timeval * extern void __net_timestamp(struct sk_buff *skb); +extern unsigned int __skb_checksum_complete(struct sk_buff *skb); + +/** + * skb_checksum_complete - Calculate checksum of an entire packet + * @skb: packet to process + * + * This function calculates the checksum over the entire packet plus + * the value of skb->csum. The latter can be used to supply the + * checksum of a pseudo header as used by TCP/UDP. It returns the + * checksum. + * + * For protocols that contain complete checksums such as ICMP/TCP/UDP, + * this function can be used to verify that checksum on received + * packets. In that case the function should return zero if the + * checksum is correct. In particular, this function will return zero + * if skb->ip_summed is CHECKSUM_UNNECESSARY which indicates that the + * hardware has already verified the correctness of the checksum. + */ +static inline unsigned int skb_checksum_complete(struct sk_buff *skb) +{ + return skb->ip_summed != CHECKSUM_UNNECESSARY && + __skb_checksum_complete(skb); +} + #ifdef CONFIG_NETFILTER static inline void nf_conntrack_put(struct nf_conntrack *nfct) { |