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authorJon Paul Maloy <jon.maloy@ericsson.com>2014-07-16 20:41:00 -0400
committerDavid S. Miller <davem@davemloft.net>2014-07-16 21:38:18 -0700
commit078bec826f7b73cf2a2397680537bcb7e075b492 (patch)
tree8b30dce59fa8512d15a53cbcc404962c09372047 /net/tipc/bcast.h
parent25b660c7e202d533e4985380b24729fd12de2b5e (diff)
downloadop-kernel-dev-078bec826f7b73cf2a2397680537bcb7e075b492.zip
op-kernel-dev-078bec826f7b73cf2a2397680537bcb7e075b492.tar.gz
tipc: add new functions for multicast and broadcast distribution
We add a new broadcast link transmit function in bclink.c and a new receive function in socket.c. The purpose is to move the branching between external and internal destination down to the link layer, just as we have done with unicast in earlier commits. We also make use of the new link-independent fragmentation support that was introduced in an earlier commit series. This gives a shorter and simpler code path, and makes it possible to obtain copy-free buffer delivery to all node local destination sockets. The new transmission code is added in parallel with the existing one, and will be used by the socket multicast send function in the next commit in this series. Signed-off-by: Jon Maloy <jon.maloy@ericsson.com> Reviewed-by: Erik Hugne <erik.hugne@ericsson.com> Reviewed-by: Ying Xue <ying.xue@windriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/tipc/bcast.h')
-rw-r--r--net/tipc/bcast.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/net/tipc/bcast.h b/net/tipc/bcast.h
index 00330c4..d90645f 100644
--- a/net/tipc/bcast.h
+++ b/net/tipc/bcast.h
@@ -1,7 +1,7 @@
/*
* net/tipc/bcast.h: Include file for TIPC broadcast code
*
- * Copyright (c) 2003-2006, Ericsson AB
+ * Copyright (c) 2003-2006, 2014, Ericsson AB
* Copyright (c) 2005, 2010-2011, Wind River Systems
* All rights reserved.
*
@@ -98,5 +98,7 @@ int tipc_bclink_stats(char *stats_buf, const u32 buf_size);
int tipc_bclink_reset_stats(void);
int tipc_bclink_set_queue_limits(u32 limit);
void tipc_bcbearer_sort(struct tipc_node_map *nm_ptr, u32 node, bool action);
+uint tipc_bclink_get_mtu(void);
+int tipc_bclink_xmit2(struct sk_buff *buf);
#endif
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