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authorYing Xue <ying.xue@windriver.com>2014-03-27 12:54:37 +0800
committerDavid S. Miller <davem@davemloft.net>2014-03-27 13:08:37 -0400
commit6c7a762e70637a256229f9dc9ca793908e8bd01b (patch)
treead8c61e1fa48fdc36e799be6f8f67d257ee080b1 /net/tipc/name_distr.c
parent46651c59c483f14fd35cf7df2104feac0e54e258 (diff)
tipc: tipc: convert node list and node hlist to RCU lists
Convert tipc_node_list list and node_htable hash list to RCU lists. On read side, the two lists are protected with RCU read lock, and on update side, node_list_lock is applied to them. Signed-off-by: Ying Xue <ying.xue@windriver.com> Reviewed-by: Erik Hugne <erik.hugne@ericsson.com> Reviewed-by: Jon Maloy <jon.maloy@ericsson.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/tipc/name_distr.c')
-rw-r--r--net/tipc/name_distr.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/net/tipc/name_distr.c b/net/tipc/name_distr.c
index c5904d196cd3..aff8041dc157 100644
--- a/net/tipc/name_distr.c
+++ b/net/tipc/name_distr.c
@@ -133,8 +133,8 @@ static void named_cluster_distribute(struct sk_buff *buf)
struct tipc_node *n_ptr;
struct tipc_link *l_ptr;
- read_lock_bh(&tipc_net_lock);
- list_for_each_entry(n_ptr, &tipc_node_list, list) {
+ rcu_read_lock();
+ list_for_each_entry_rcu(n_ptr, &tipc_node_list, list) {
spin_lock_bh(&n_ptr->lock);
l_ptr = n_ptr->active_links[n_ptr->addr & 1];
if (l_ptr) {
@@ -148,7 +148,7 @@ static void named_cluster_distribute(struct sk_buff *buf)
}
spin_unlock_bh(&n_ptr->lock);
}
- read_unlock_bh(&tipc_net_lock);
+ rcu_read_unlock();
kfree_skb(buf);
}