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[NETNS]: Add netns refcnt debug for kernel sockets. 

Protocol control sockets and netlink kernel sockets should not prevent the
namespace stop request. They are initialized and disposed in a special way by
sk_change_net/sk_release_kernel.

Signed-off-by: Denis V. Lunev <den@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
hifive-unleashed-5.1
Denis V. Lunev 2008-04-16 01:59:46 -07:00 committed by David S. Miller
parent 5d1e4468a7
commit 65a18ec58e
2 changed files with 2 additions and 1 deletions
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2
include/net/sock.h
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@ -1314,7 +1314,7 @@ void sock_net_set(struct sock *sk, struct net *net)
static inline void sk_change_net(struct sock *sk, struct net *net)
{
put_net(sock_net(sk));
sock_net_set(sk, net);
sock_net_set(sk, hold_net(net));
}
extern void sock_enable_timestamp(struct sock *sk);

1
net/core/sock.c
View File

@ -1001,6 +1001,7 @@ void sk_release_kernel(struct sock *sk)
sock_hold(sk);
sock_release(sk->sk_socket);
release_net(sock_net(sk));
sock_net_set(sk, get_net(&init_net));
sock_put(sk);
}