net: af_unix can make unix_nr_socks visbile in /proc
Currently, /proc/net/protocols displays socket counts only for TCP/TCPv6 protocols We can provide unix_nr_socks for free here, this counter being already maintained in af_unix Before patch : # grep UNIX /proc/net/protocols UNIX 428 -1 -1 NI 0 yes kernel After patch : # grep UNIX /proc/net/protocols UNIX 428 98 -1 NI 0 yes kernel Signed-off-by: Eric Dumazet <dada1@cosmosbay.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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