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()
  ...

2 files changed, 4 insertions, 20 deletions

diff --git a/net/mac80211/agg-tx.c b/net/mac80211/agg-tx.c
index 63d852cb4ca2..53defafb9aae 100644
--- a/net/mac80211/agg-tx.c
+++ b/net/mac80211/agg-tx.c
@@ -136,14 +136,6 @@ void ieee80211_send_bar(struct ieee80211_sub_if_data *sdata, u8 *ra, u16 tid, u1
 	ieee80211_tx_skb(sdata, skb);
 }
 
-static void kfree_tid_tx(struct rcu_head *rcu_head)
-{
-	struct tid_ampdu_tx *tid_tx =
-	    container_of(rcu_head, struct tid_ampdu_tx, rcu_head);
-
-	kfree(tid_tx);
-}
-
 int ___ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid,
 				    enum ieee80211_back_parties initiator,
 				    bool tx)
@@ -163,7 +155,7 @@ int ___ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid,
 		/* not even started yet! */
 		rcu_assign_pointer(sta->ampdu_mlme.tid_tx[tid], NULL);
 		spin_unlock_bh(&sta->lock);
-		call_rcu(&tid_tx->rcu_head, kfree_tid_tx);
+		kfree_rcu(tid_tx, rcu_head);
 		return 0;
 	}
 
@@ -322,7 +314,7 @@ void ieee80211_tx_ba_session_handle_start(struct sta_info *sta, int tid)
 		spin_unlock_bh(&sta->lock);
 
 		ieee80211_wake_queue_agg(local, tid);
-		call_rcu(&tid_tx->rcu_head, kfree_tid_tx);
+		kfree_rcu(tid_tx, rcu_head);
 		return;
 	}
 
@@ -701,7 +693,7 @@ void ieee80211_stop_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u8 tid)
 
 	ieee80211_agg_splice_finish(local, tid);
 
-	call_rcu(&tid_tx->rcu_head, kfree_tid_tx);
+	kfree_rcu(tid_tx, rcu_head);
 
  unlock_sta:
 	spin_unlock_bh(&sta->lock);
diff --git a/net/mac80211/work.c b/net/mac80211/work.c
index e73c8cae036b..ac3549690b8e 100644
--- a/net/mac80211/work.c
+++ b/net/mac80211/work.c
@@ -65,17 +65,9 @@ static void run_again(struct ieee80211_local *local,
 		mod_timer(&local->work_timer, timeout);
 }
 
-static void work_free_rcu(struct rcu_head *head)
-{
-	struct ieee80211_work *wk =
-		container_of(head, struct ieee80211_work, rcu_head);
-
-	kfree(wk);
-}
-
 void free_work(struct ieee80211_work *wk)
 {
-	call_rcu(&wk->rcu_head, work_free_rcu);
+	kfree_rcu(wk, rcu_head);
 }
 
 static int ieee80211_compatible_rates(const u8 *supp_rates, int supp_rates_len,