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authorNeilBrown <neilb@suse.de>2012-08-01 20:40:02 +1000
committerNeilBrown <neilb@suse.de>2012-08-01 20:40:02 +1000
commitbb181e2e48f8c85db08c9cb015cbba9618dbf05c (patch)
tree191bc24dd97bcb174535cc217af082f16da3b43d /include/net/protocol.h
parentd57368afe63b3b7b45ce6c2b8c5276417935be2f (diff)
parentc039c332f23e794deb6d6f37b9f07ff3b27fb2cf (diff)
Merge commit 'c039c332f23e794deb6d6f37b9f07ff3b27fb2cf' into md
Pull in pre-requisites for adding raid10 support to dm-raid.
Diffstat (limited to 'include/net/protocol.h')
-rw-r--r--include/net/protocol.h8
1 files changed, 6 insertions, 2 deletions
diff --git a/include/net/protocol.h b/include/net/protocol.h
index 875f4895b03..057f2d31556 100644
--- a/include/net/protocol.h
+++ b/include/net/protocol.h
@@ -29,11 +29,15 @@
#include <linux/ipv6.h>
#endif
-#define MAX_INET_PROTOS 256 /* Must be a power of 2 */
-
+/* This is one larger than the largest protocol value that can be
+ * found in an ipv4 or ipv6 header. Since in both cases the protocol
+ * value is presented in a __u8, this is defined to be 256.
+ */
+#define MAX_INET_PROTOS 256
/* This is used to register protocols. */
struct net_protocol {
+ void (*early_demux)(struct sk_buff *skb);
int (*handler)(struct sk_buff *skb);
void (*err_handler)(struct sk_buff *skb, u32 info);
int (*gso_send_check)(struct sk_buff *skb);