diff options
author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2007-03-10 10:30:58 -0500 |
---|---|---|
committer | David S. Miller <davem@sunset.davemloft.net> | 2007-04-26 01:24:37 -0400 |
commit | 48d49d0ccdaa9caff4636ef9c3410973d28131b5 (patch) | |
tree | 3bdf0729bf05e817d1bb9c3299906682414f8a76 /include/linux | |
parent | f64955eb117ad62480b858fd69a11e6f9e74f60b (diff) |
[SK_BUFF]: Introduce skb_set_mac_header()
For the cases where we want to set skb->mac.raw to an offset from skb->data.
Simple cases first, the memmove ones and specially pktgen will be left for later.
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux')
-rw-r--r-- | include/linux/skbuff.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 748f254b50cc..43ab6cbf8446 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h | |||
@@ -965,6 +965,11 @@ static inline void skb_reset_mac_header(struct sk_buff *skb) | |||
965 | skb->mac.raw = skb->data; | 965 | skb->mac.raw = skb->data; |
966 | } | 966 | } |
967 | 967 | ||
968 | static inline void skb_set_mac_header(struct sk_buff *skb, const int offset) | ||
969 | { | ||
970 | skb->mac.raw = skb->data + offset; | ||
971 | } | ||
972 | |||
968 | /* | 973 | /* |
969 | * CPUs often take a performance hit when accessing unaligned memory | 974 | * CPUs often take a performance hit when accessing unaligned memory |
970 | * locations. The actual performance hit varies, it can be small if the | 975 | * locations. The actual performance hit varies, it can be small if the |