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| author | GhantaKrishnamurthy MohanKrishna <mohan.krishna.ghanta.krishnamurthy@ericsson.com> | 2018-03-21 14:37:45 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-03-22 19:43:37 +0100 |
| commit | 872619d8cf810c17279335ef531a2a34f3b4e589 (patch) | |
| tree | 832466ed602f57586e25a2707d201e47d7bc2a9d /include | |
| parent | tipc: implement socket diagnostics for AF_TIPC (diff) | |
| download | linux-872619d8cf810c17279335ef531a2a34f3b4e589.tar.xz linux-872619d8cf810c17279335ef531a2a34f3b4e589.zip | |
tipc: step sk->sk_drops when rcv buffer is full
Currently when tipc is unable to queue a received message on a
socket, the message is rejected back to the sender with error
TIPC_ERR_OVERLOAD. However, the application on this socket
has no knowledge about these discards.
In this commit, we try to step the sk_drops counter when tipc
is unable to queue a received message. Export sk_drops
using tipc socket diagnostics.
Acked-by: Jon Maloy <jon.maloy@ericsson.com>
Acked-by: Ying Xue <ying.xue@windriver.com>
Signed-off-by: GhantaKrishnamurthy MohanKrishna <mohan.krishna.ghanta.krishnamurthy@ericsson.com>
Signed-off-by: Parthasarathy Bhuvaragan <parthasarathy.bhuvaragan@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
| -rw-r--r-- | include/uapi/linux/tipc_netlink.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/uapi/linux/tipc_netlink.h b/include/uapi/linux/tipc_netlink.h index d7cec0480d70..d896ded51bcb 100644 --- a/include/uapi/linux/tipc_netlink.h +++ b/include/uapi/linux/tipc_netlink.h @@ -251,6 +251,7 @@ enum { TIPC_NLA_SOCK_STAT_SENDQ, /* u32 */ TIPC_NLA_SOCK_STAT_LINK_CONG, /* flag */ TIPC_NLA_SOCK_STAT_CONN_CONG, /* flag */ + TIPC_NLA_SOCK_STAT_DROP, /* u32 */ __TIPC_NLA_SOCK_STAT_MAX, TIPC_NLA_SOCK_STAT_MAX = __TIPC_NLA_SOCK_STAT_MAX - 1 |