diff options
author | Jon Maloy <jon.maloy@ericsson.com> | 2017-10-13 12:04:28 +0300 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2017-10-13 18:46:00 +0300 |
commit | ee106d7f942dabce1352e01c6fe9ca4a720c2331 (patch) | |
tree | 411914c242c51f520229cb4506680be7b6c56872 /net/tipc/group.h | |
parent | 27bd9ec027f396457d1a147043c92ff22fc4c71e (diff) |
tipc: introduce group anycast messaging
In this commit, we make it possible to send connectionless unicast
messages to any member corresponding to the given member identity,
when there is more than one such member. The sender must use a
TIPC_ADDR_NAME address to achieve this effect.
We also perform load balancing between the destinations, i.e., we
primarily select one which has advertised sufficient send window
to not cause a block/EAGAIN delay, if any. This mechanism is
overlayed on the always present round-robin selection.
Anycast messages are subject to the same start synchronization
and flow control mechanism as group broadcast messages.
Signed-off-by: Jon Maloy <jon.maloy@ericsson.com>
Acked-by: Ying Xue <ying.xue@windriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/tipc/group.h')
-rw-r--r-- | net/tipc/group.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/net/tipc/group.h b/net/tipc/group.h index 8f77290bb415..e432066a211e 100644 --- a/net/tipc/group.h +++ b/net/tipc/group.h @@ -49,6 +49,7 @@ void tipc_group_add_member(struct tipc_group *grp, u32 node, u32 port); struct tipc_nlist *tipc_group_dests(struct tipc_group *grp); void tipc_group_self(struct tipc_group *grp, struct tipc_name_seq *seq, int *scope); +u32 tipc_group_exclude(struct tipc_group *grp); void tipc_group_filter_msg(struct tipc_group *grp, struct sk_buff_head *inputq, struct sk_buff_head *xmitq); @@ -68,5 +69,7 @@ void tipc_group_update_rcv_win(struct tipc_group *grp, int blks, u32 node, u32 port, struct sk_buff_head *xmitq); u16 tipc_group_bc_snd_nxt(struct tipc_group *grp); void tipc_group_update_member(struct tipc_member *m, int len); +struct tipc_member *tipc_group_find_sender(struct tipc_group *grp, + u32 node, u32 port); int tipc_group_size(struct tipc_group *grp); #endif |