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netns: rename peernet2id() to peernet2id_alloc() 

In a following commit, a new function will be introduced to only lookup for
a nsid (no allocation if the nsid doesn't exist). To avoid confusion, the
existing function is renamed.

Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Acked-by: Thomas Graf <tgraf@suug.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Nicolas Dichtel 2015-05-07 11:02:49 +02:00 committed by David S. Miller
parent cab3c8ec8d
commit 7a0877d4b4
4 changed files with 5 additions and 5 deletions
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2
drivers/net/vxlan.c
View File

@ -336,7 +336,7 @@ static int vxlan_fdb_info(struct sk_buff *skb, struct vxlan_dev *vxlan,
if (!net_eq(dev_net(vxlan->dev), vxlan->net) &&
nla_put_s32(skb, NDA_LINK_NETNSID,
peernet2id(dev_net(vxlan->dev), vxlan->net)))
peernet2id_alloc(dev_net(vxlan->dev), vxlan->net)))
goto nla_put_failure;
if (send_eth && nla_put(skb, NDA_LLADDR, ETH_ALEN, &fdb->eth_addr))

2
include/net/net_namespace.h
View File

@ -271,7 +271,7 @@ static inline struct net *read_pnet(const possible_net_t *pnet)
#define __net_initconst __initconst
#endif
int peernet2id(struct net *net, struct net *peer);
int peernet2id_alloc(struct net *net, struct net *peer);
struct net *get_net_ns_by_id(struct net *net, int id);
struct pernet_operations {

4
net/core/net_namespace.c
View File

@ -202,13 +202,13 @@ static int __peernet2id(struct net *net, struct net *peer, bool alloc)
/* This function returns the id of a peer netns. If no id is assigned, one will
* be allocated and returned.
*/
int peernet2id(struct net *net, struct net *peer)
int peernet2id_alloc(struct net *net, struct net *peer)
{
bool alloc = atomic_read(&peer->count) == 0 ? false : true;
return __peernet2id(net, peer, alloc);
}
EXPORT_SYMBOL(peernet2id);
EXPORT_SYMBOL(peernet2id_alloc);
struct net *get_net_ns_by_id(struct net *net, int id)
{

2
net/core/rtnetlink.c
View File

@ -1204,7 +1204,7 @@ static int rtnl_fill_ifinfo(struct sk_buff *skb, struct net_device *dev,
struct net *link_net = dev->rtnl_link_ops->get_link_net(dev);
if (!net_eq(dev_net(dev), link_net)) {
int id = peernet2id(dev_net(dev), link_net);
int id = peernet2id_alloc(dev_net(dev), link_net);
if (nla_put_s32(skb, IFLA_LINK_NETNSID, id))
goto nla_put_failure;