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authorLinus Torvalds <torvalds@linux-foundation.org>2011-05-19 21:14:34 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2011-05-19 21:14:34 -0400
commiteb04f2f04ed1227c266b3219c0aaeda525639718 (patch)
tree7f224483a3cd0e439cd64a8666ec9dc5ed178a3d /net/ipv6/mcast.c
parent5765040ebfc9a28d9dcfaaaaf3d25840d922de96 (diff)
parent80d02085d99039b3b7f3a73c8896226b0cb1ba07 (diff)
Merge branch 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (78 commits) Revert "rcu: Decrease memory-barrier usage based on semi-formal proof" net,rcu: convert call_rcu(prl_entry_destroy_rcu) to kfree batman,rcu: convert call_rcu(softif_neigh_free_rcu) to kfree_rcu batman,rcu: convert call_rcu(neigh_node_free_rcu) to kfree() batman,rcu: convert call_rcu(gw_node_free_rcu) to kfree_rcu net,rcu: convert call_rcu(kfree_tid_tx) to kfree_rcu() net,rcu: convert call_rcu(xt_osf_finger_free_rcu) to kfree_rcu() net/mac80211,rcu: convert call_rcu(work_free_rcu) to kfree_rcu() net,rcu: convert call_rcu(wq_free_rcu) to kfree_rcu() net,rcu: convert call_rcu(phonet_device_rcu_free) to kfree_rcu() perf,rcu: convert call_rcu(swevent_hlist_release_rcu) to kfree_rcu() perf,rcu: convert call_rcu(free_ctx) to kfree_rcu() net,rcu: convert call_rcu(__nf_ct_ext_free_rcu) to kfree_rcu() net,rcu: convert call_rcu(net_generic_release) to kfree_rcu() net,rcu: convert call_rcu(netlbl_unlhsh_free_addr6) to kfree_rcu() net,rcu: convert call_rcu(netlbl_unlhsh_free_addr4) to kfree_rcu() security,rcu: convert call_rcu(sel_netif_free) to kfree_rcu() net,rcu: convert call_rcu(xps_dev_maps_release) to kfree_rcu() net,rcu: convert call_rcu(xps_map_release) to kfree_rcu() net,rcu: convert call_rcu(rps_map_release) to kfree_rcu() ...
Diffstat (limited to 'net/ipv6/mcast.c')
-rw-r--r--net/ipv6/mcast.c8
1 files changed, 2 insertions, 6 deletions
diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c
index 76b893771e6e..f2d98ca7588a 100644
--- a/net/ipv6/mcast.c
+++ b/net/ipv6/mcast.c
@@ -201,10 +201,6 @@ int ipv6_sock_mc_join(struct sock *sk, int ifindex, const struct in6_addr *addr)
201 return 0; 201 return 0;
202} 202}
203 203
204static void ipv6_mc_socklist_reclaim(struct rcu_head *head)
205{
206 kfree(container_of(head, struct ipv6_mc_socklist, rcu));
207}
208/* 204/*
209 * socket leave on multicast group 205 * socket leave on multicast group
210 */ 206 */
@@ -239,7 +235,7 @@ int ipv6_sock_mc_drop(struct sock *sk, int ifindex, const struct in6_addr *addr)
239 (void) ip6_mc_leave_src(sk, mc_lst, NULL); 235 (void) ip6_mc_leave_src(sk, mc_lst, NULL);
240 rcu_read_unlock(); 236 rcu_read_unlock();
241 atomic_sub(sizeof(*mc_lst), &sk->sk_omem_alloc); 237 atomic_sub(sizeof(*mc_lst), &sk->sk_omem_alloc);
242 call_rcu(&mc_lst->rcu, ipv6_mc_socklist_reclaim); 238 kfree_rcu(mc_lst, rcu);
243 return 0; 239 return 0;
244 } 240 }
245 } 241 }
@@ -307,7 +303,7 @@ void ipv6_sock_mc_close(struct sock *sk)
307 rcu_read_unlock(); 303 rcu_read_unlock();
308 304
309 atomic_sub(sizeof(*mc_lst), &sk->sk_omem_alloc); 305 atomic_sub(sizeof(*mc_lst), &sk->sk_omem_alloc);
310 call_rcu(&mc_lst->rcu, ipv6_mc_socklist_reclaim); 306 kfree_rcu(mc_lst, rcu);
311 307
312 spin_lock(&ipv6_sk_mc_lock); 308 spin_lock(&ipv6_sk_mc_lock);
313 } 309 }