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author | Ying Xue <ying.xue@windriver.com> | 2014-05-05 08:56:14 +0800 |
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committer | David S. Miller <davem@davemloft.net> | 2014-05-05 17:26:44 -0400 |
commit | ca0c42732c512a12fabe677594840f31861dd31a (patch) | |
tree | 80f703e28c77128d77006e47b9e6a9c8735fb5df /net/tipc/name_distr.h | |
parent | 9d561949685749be3d97239eab7d85aa78718108 (diff) | |
download | op-kernel-dev-ca0c42732c512a12fabe677594840f31861dd31a.zip op-kernel-dev-ca0c42732c512a12fabe677594840f31861dd31a.tar.gz |
tipc: avoid to asynchronously deliver name tables to peer node
Postpone the actions of delivering name tables until after node
lock is released, avoiding to do it under asynchronous context.
Signed-off-by: Ying Xue <ying.xue@windriver.com>
Reviewed-by: Erik Hugne <erik.hugne@ericsson.com>
Reviewed-by: Jon Maloy <jon.maloy@ericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/tipc/name_distr.h')
-rw-r--r-- | net/tipc/name_distr.h | 30 |
1 files changed, 29 insertions, 1 deletions
diff --git a/net/tipc/name_distr.h b/net/tipc/name_distr.h index 47ff829..b2eed4e 100644 --- a/net/tipc/name_distr.h +++ b/net/tipc/name_distr.h @@ -39,10 +39,38 @@ #include "name_table.h" +#define ITEM_SIZE sizeof(struct distr_item) + +/** + * struct distr_item - publication info distributed to other nodes + * @type: name sequence type + * @lower: name sequence lower bound + * @upper: name sequence upper bound + * @ref: publishing port reference + * @key: publication key + * + * ===> All fields are stored in network byte order. <=== + * + * First 3 fields identify (name or) name sequence being published. + * Reference field uniquely identifies port that published name sequence. + * Key field uniquely identifies publication, in the event a port has + * multiple publications of the same name sequence. + * + * Note: There is no field that identifies the publishing node because it is + * the same for all items contained within a publication message. + */ +struct distr_item { + __be32 type; + __be32 lower; + __be32 upper; + __be32 ref; + __be32 key; +}; + struct sk_buff *tipc_named_publish(struct publication *publ); struct sk_buff *tipc_named_withdraw(struct publication *publ); void named_cluster_distribute(struct sk_buff *buf); -void tipc_named_node_up(unsigned long node); +void tipc_named_node_up(u32 max_item_buf, u32 node); void tipc_named_rcv(struct sk_buff *buf); void tipc_named_reinit(void); |