提交 d8d211a2 编写于 作者: K Kirill Tkhai 提交者: David S. Miller

net: Make extern and export get_net_ns()

This function will be used to obtain net of tun device.
Signed-off-by: NKirill Tkhai <ktkhai@virtuozzo.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 bdc8587a
......@@ -353,4 +353,6 @@ extern int __sys_recvmmsg(int fd, struct mmsghdr __user *mmsg, unsigned int vlen
unsigned int flags, struct timespec *timeout);
extern int __sys_sendmmsg(int fd, struct mmsghdr __user *mmsg,
unsigned int vlen, unsigned int flags);
extern struct ns_common *get_net_ns(struct ns_common *ns);
#endif /* _LINUX_SOCKET_H */
......@@ -990,10 +990,11 @@ static long sock_do_ioctl(struct net *net, struct socket *sock,
* what to do with it - that's up to the protocol still.
*/
static struct ns_common *get_net_ns(struct ns_common *ns)
struct ns_common *get_net_ns(struct ns_common *ns)
{
return &get_net(container_of(ns, struct net, ns))->ns;
}
EXPORT_SYMBOL_GPL(get_net_ns);
static long sock_ioctl(struct file *file, unsigned cmd, unsigned long arg)
{
......
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