From 7be57fc6918470ecacd16b89c0d4f73d8fc265c4 Mon Sep 17 00:00:00 2001 From: Richard Alpe Date: Thu, 20 Nov 2014 10:29:12 +0100 Subject: tipc: add link get/dump to new netlink api Add TIPC_NL_LINK_GET command to the new tipc netlink API. This command supports dumping all information about all links (including the broadcast link) or getting all information about a specific link (not the broadcast link). The information about a link includes name, transmission info, properties and link statistics. As the tipc broadcast link is special we unfortunately have to treat it specially. It is a deliberate decision not to abstract the broadcast link on this (API) level. Netlink logical layout of link response message: -> port -> name -> MTU -> RX -> TX -> up flag -> active flag -> properties -> priority -> tolerance -> window -> statistics -> rx_info -> rx_fragments -> rx_fragmented -> rx_bundles -> rx_bundled -> tx_info -> tx_fragments -> tx_fragmented -> tx_bundles -> tx_bundled -> msg_prof_tot -> msg_len_cnt -> msg_len_tot -> msg_len_p0 -> msg_len_p1 -> msg_len_p2 -> msg_len_p3 -> msg_len_p4 -> msg_len_p5 -> msg_len_p6 -> rx_states -> rx_probes -> rx_nacks -> rx_deferred -> tx_states -> tx_probes -> tx_nacks -> tx_acks -> retransmitted -> duplicates -> link_congs -> max_queue -> avg_queue Signed-off-by: Richard Alpe Reviewed-by: Erik Hugne Reviewed-by: Jon Maloy Acked-by: Ying Xue Signed-off-by: David S. Miller --- include/uapi/linux/tipc_netlink.h | 62 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 62 insertions(+) (limited to 'include/uapi/linux') diff --git a/include/uapi/linux/tipc_netlink.h b/include/uapi/linux/tipc_netlink.h index 7e51ff61dccd..1034fb43d32e 100644 --- a/include/uapi/linux/tipc_netlink.h +++ b/include/uapi/linux/tipc_netlink.h @@ -47,6 +47,7 @@ enum { TIPC_NL_BEARER_SET, TIPC_NL_SOCK_GET, TIPC_NL_PUBL_GET, + TIPC_NL_LINK_GET, __TIPC_NL_CMD_MAX, TIPC_NL_CMD_MAX = __TIPC_NL_CMD_MAX - 1 @@ -58,6 +59,7 @@ enum { TIPC_NLA_BEARER, /* nest */ TIPC_NLA_SOCK, /* nest */ TIPC_NLA_PUBL, /* nest */ + TIPC_NLA_LINK, /* nest */ __TIPC_NLA_MAX, TIPC_NLA_MAX = __TIPC_NLA_MAX - 1 @@ -86,6 +88,24 @@ enum { TIPC_NLA_SOCK_MAX = __TIPC_NLA_SOCK_MAX - 1 }; +/* Link info */ +enum { + TIPC_NLA_LINK_UNSPEC, + TIPC_NLA_LINK_NAME, /* string */ + TIPC_NLA_LINK_DEST, /* u32 */ + TIPC_NLA_LINK_MTU, /* u32 */ + TIPC_NLA_LINK_BROADCAST, /* flag */ + TIPC_NLA_LINK_UP, /* flag */ + TIPC_NLA_LINK_ACTIVE, /* flag */ + TIPC_NLA_LINK_PROP, /* nest */ + TIPC_NLA_LINK_STATS, /* nest */ + TIPC_NLA_LINK_RX, /* u32 */ + TIPC_NLA_LINK_TX, /* u32 */ + + __TIPC_NLA_LINK_MAX, + TIPC_NLA_LINK_MAX = __TIPC_NLA_LINK_MAX - 1 +}; + /* Publication info */ enum { TIPC_NLA_PUBL_UNSPEC, @@ -128,4 +148,46 @@ enum { TIPC_NLA_PROP_MAX = __TIPC_NLA_PROP_MAX - 1 }; +/* Nest, statistics info */ +enum { + TIPC_NLA_STATS_UNSPEC, + + TIPC_NLA_STATS_RX_INFO, /* u32 */ + TIPC_NLA_STATS_RX_FRAGMENTS, /* u32 */ + TIPC_NLA_STATS_RX_FRAGMENTED, /* u32 */ + TIPC_NLA_STATS_RX_BUNDLES, /* u32 */ + TIPC_NLA_STATS_RX_BUNDLED, /* u32 */ + TIPC_NLA_STATS_TX_INFO, /* u32 */ + TIPC_NLA_STATS_TX_FRAGMENTS, /* u32 */ + TIPC_NLA_STATS_TX_FRAGMENTED, /* u32 */ + TIPC_NLA_STATS_TX_BUNDLES, /* u32 */ + TIPC_NLA_STATS_TX_BUNDLED, /* u32 */ + TIPC_NLA_STATS_MSG_PROF_TOT, /* u32 */ + TIPC_NLA_STATS_MSG_LEN_CNT, /* u32 */ + TIPC_NLA_STATS_MSG_LEN_TOT, /* u32 */ + TIPC_NLA_STATS_MSG_LEN_P0, /* u32 */ + TIPC_NLA_STATS_MSG_LEN_P1, /* u32 */ + TIPC_NLA_STATS_MSG_LEN_P2, /* u32 */ + TIPC_NLA_STATS_MSG_LEN_P3, /* u32 */ + TIPC_NLA_STATS_MSG_LEN_P4, /* u32 */ + TIPC_NLA_STATS_MSG_LEN_P5, /* u32 */ + TIPC_NLA_STATS_MSG_LEN_P6, /* u32 */ + TIPC_NLA_STATS_RX_STATES, /* u32 */ + TIPC_NLA_STATS_RX_PROBES, /* u32 */ + TIPC_NLA_STATS_RX_NACKS, /* u32 */ + TIPC_NLA_STATS_RX_DEFERRED, /* u32 */ + TIPC_NLA_STATS_TX_STATES, /* u32 */ + TIPC_NLA_STATS_TX_PROBES, /* u32 */ + TIPC_NLA_STATS_TX_NACKS, /* u32 */ + TIPC_NLA_STATS_TX_ACKS, /* u32 */ + TIPC_NLA_STATS_RETRANSMITTED, /* u32 */ + TIPC_NLA_STATS_DUPLICATES, /* u32 */ + TIPC_NLA_STATS_LINK_CONGS, /* u32 */ + TIPC_NLA_STATS_MAX_QUEUE, /* u32 */ + TIPC_NLA_STATS_AVG_QUEUE, /* u32 */ + + __TIPC_NLA_STATS_MAX, + TIPC_NLA_STATS_MAX = __TIPC_NLA_STATS_MAX - 1 +}; + #endif -- cgit v1.2.3