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tipc: Add socket options to get number of queued messages

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This patch allows a TIPC application to determine the number of messages
currently waiting in a socket's receive queue (TIPC_SOCK_RECVQ_DEPTH) or
in all TIPC socket receive queues (TIPC_NODE_RECVQ_DEPTH).

Signed-off-by: Oscar Medina <oscar.medina@motorola.com>
Signed-off-by: Allan Stephens <allan.stephens@windriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
oscar.medina@motorola.com
2009-06-30 03:25:39 +00:00
committed by David S. Miller
parent af794c7424
commit 6650613d33
2 changed files with 8 additions and 0 deletions
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6
net/tipc/socket.c
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@@ -1748,6 +1748,12 @@ static int getsockopt(struct socket *sock,
value = jiffies_to_msecs(sk->sk_rcvtimeo);
/* no need to set "res", since already 0 at this point */
break;
case TIPC_NODE_RECVQ_DEPTH:
value = (u32)atomic_read(&tipc_queue_size);
break;
case TIPC_SOCK_RECVQ_DEPTH:
value = skb_queue_len(&sk->sk_receive_queue);
break;
default:
res = -EINVAL;
}