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author | 2008-07-18 19:53:16 +0200 | |
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committer | 2008-07-18 19:53:16 +0200 | |
commit | 9b610fda0df5d0f0b0c64242e37441ad1b384aac (patch) | |
tree | 0ea14b15f2e6546f37fe18d8ac3dc83077ec0e55 /include/net/net_namespace.h | |
parent | nohz: prevent tick stop outside of the idle loop (diff) | |
parent | Merge branch 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mfasheh/ocfs2 (diff) | |
download | linux-dev-9b610fda0df5d0f0b0c64242e37441ad1b384aac.tar.xz linux-dev-9b610fda0df5d0f0b0c64242e37441ad1b384aac.zip |
Merge branch 'linus' into timers/nohz
Diffstat (limited to 'include/net/net_namespace.h')
-rw-r--r-- | include/net/net_namespace.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/include/net/net_namespace.h b/include/net/net_namespace.h index aa540e6be502..d9dd0f707296 100644 --- a/include/net/net_namespace.h +++ b/include/net/net_namespace.h @@ -95,6 +95,11 @@ extern struct list_head net_namespace_list; #ifdef CONFIG_NET_NS extern void __put_net(struct net *net); +static inline int net_alive(struct net *net) +{ + return net && atomic_read(&net->count); +} + static inline struct net *get_net(struct net *net) { atomic_inc(&net->count); @@ -125,6 +130,12 @@ int net_eq(const struct net *net1, const struct net *net2) return net1 == net2; } #else + +static inline int net_alive(struct net *net) +{ + return 1; +} + static inline struct net *get_net(struct net *net) { return net; |