[NET]: Introducing socket mark socket option.

A userspace program may wish to set the mark for each packets its send
without using the netfilter MARK target. Changing the mark can be used
for mark based routing without netfilter or for packet filtering.

It requires CAP_NET_ADMIN capability.

Signed-off-by: Laszlo Attila Toth <panther@balabit.hu>
Acked-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/asm-sparc64/socket.h b/include/asm-sparc64/socket.h
index 986441dcb8f0..44a625af6e31 100644
--- a/include/asm-sparc64/socket.h
+++ b/include/asm-sparc64/socket.h
@@ -57,4 +57,5 @@
 #define SO_SECURITY_ENCRYPTION_TRANSPORT        0x5002
 #define SO_SECURITY_ENCRYPTION_NETWORK          0x5004
 
+#define SO_MARK                 0x0022
 #endif /* _ASM_SOCKET_H */