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tipc: make tipc broadcast link support net namespace

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TIPC broadcast link is statically established and its relevant states
are maintained with the global variables: "bcbearer", "bclink" and
"bcl". Allowing different namespace to own different broadcast link
instances, these variables must be moved to tipc_net structure and
broadcast link instances would be allocated and initialized when
namespace is created.

Signed-off-by: Ying Xue <ying.xue@windriver.com>
Tested-by: Tero Aho <Tero.Aho@coriant.com>
Reviewed-by: Jon Maloy <jon.maloy@ericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ying Xue
2015-01-09 15:27:07 +08:00
committed by David S. Miller
parent 7f9f95d9d9
commit 1da465683a
12 changed files with 259 additions and 205 deletions
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7
net/tipc/bearer.c
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@@ -40,6 +40,7 @@
#include "bearer.h"
#include "link.h"
#include "discover.h"
#include "bcast.h"
#define MAX_ADDR_STR 60
@@ -482,8 +483,8 @@ void tipc_disable_l2_media(struct tipc_bearer *b)
* @b_ptr: the bearer through which the packet is to be sent
* @dest: peer destination address
*/
int tipc_l2_send_msg(struct sk_buff *buf, struct tipc_bearer *b,
struct tipc_media_addr *dest)
int tipc_l2_send_msg(struct net *net, struct sk_buff *buf,
struct tipc_bearer *b, struct tipc_media_addr *dest)
{
struct sk_buff *clone;
struct net_device *dev;
@@ -528,7 +529,7 @@ void tipc_bearer_send(struct net *net, u32 bearer_id, struct sk_buff *buf,
rcu_read_lock();
b_ptr = rcu_dereference_rtnl(tn->bearer_list[bearer_id]);
if (likely(b_ptr))
b_ptr->media->send_msg(buf, b_ptr, dest);
b_ptr->media->send_msg(net, buf, b_ptr, dest);
rcu_read_unlock();
}