* [PATCH] net: af_netlink should update its inuse counter
@ 2008-11-22 8:40 Eric Dumazet
2008-11-23 23:48 ` David Miller
0 siblings, 1 reply; 2+ messages in thread
From: Eric Dumazet @ 2008-11-22 8:40 UTC (permalink / raw)
To: David S. Miller; +Cc: Linux Netdev List
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In order to have relevant information for NETLINK protocol, in
/proc/net/protocols, we should use sock_prot_inuse_add() to
update a (percpu and pernamespace) counter of inuse sockets.
Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
[-- Attachment #2: af_netlink.patch --]
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diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 480184a..a2071dc 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -452,6 +452,7 @@ static int netlink_create(struct net *net, struct socket *sock, int protocol)
if (err < 0)
goto out_module;
+ sock_prot_inuse_add(net, &netlink_proto, 1);
nlk = nlk_sk(sock->sk);
nlk->module = module;
out:
@@ -511,6 +512,7 @@ static int netlink_release(struct socket *sock)
kfree(nlk->groups);
nlk->groups = NULL;
+ sock_prot_inuse_add(sock_net(sk), &netlink_proto, -1);
sock_put(sk);
return 0;
}
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2008-11-23 23:48 ` David Miller
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