• Xin Long's avatar
    sctp: add SCTP_PR_ASSOC_STATUS on sctp sockopt · 826d253d
    Xin Long authored
    
    
    This patch adds SCTP_PR_ASSOC_STATUS to sctp sockopt, which is used
    to dump the prsctp statistics info from the asoc. The prsctp statistics
    includes abandoned_sent/unsent from the asoc. abandoned_sent is the
    count of the packets we drop packets from retransmit/transmited queue,
    and abandoned_unsent is the count of the packets we drop from out_queue
    according to the policy.
    
    Note: another option for prsctp statistics dump described in rfc is
    SCTP_PR_STREAM_STATUS, which is used to dump the prsctp statistics
    info from each stream. But by now, linux doesn't yet have per stream
    statistics info, it needs rfc6525 to be implemented. As the prsctp
    statistics for each stream has to be based on per stream statistics,
    we will delay it until rfc6525 is done in linux.
    Signed-off-by: default avatarXin Long <lucien.xin@gmail.com>
    Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
    826d253d
socket.c 219 KB