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| author | Jesper Dangaard Brouer <hawk@comx.dk> | 2009-06-26 10:45:53 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-06-26 13:51:36 -0700 |
| commit | 4a27096bbe2cad4c6e78802a0d9dfe0e598a1129 (patch) | |
| tree | c2d230e74d2b43c88bf3e651592d9baa622875da /net | |
| parent | 75de874f5c35f679c6370fccc2bf4930e638ef3b (diff) | |
| download | linux-3.10-4a27096bbe2cad4c6e78802a0d9dfe0e598a1129.tar.gz linux-3.10-4a27096bbe2cad4c6e78802a0d9dfe0e598a1129.tar.bz2 linux-3.10-4a27096bbe2cad4c6e78802a0d9dfe0e598a1129.zip | |
mac80211: Use rcu_barrier() on unload.
The mac80211 module uses rcu_call() thus it should use rcu_barrier()
on module unload.
The rcu_barrier() is placed in mech.c ieee80211_stop_mesh() which is
invoked from ieee80211_stop() in case vif.type == NL80211_IFTYPE_MESH_POINT.
Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Acked-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: Jesper Dangaard Brouer <hawk@comx.dk>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/mac80211/mesh.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c index fc712e60705..11cf45bce38 100644 --- a/net/mac80211/mesh.c +++ b/net/mac80211/mesh.c @@ -494,7 +494,7 @@ void ieee80211_stop_mesh(struct ieee80211_sub_if_data *sdata) * should it be using the interface and enqueuing * frames at this very time on another CPU. */ - synchronize_rcu(); + rcu_barrier(); /* Wait for RX path and call_rcu()'s */ skb_queue_purge(&sdata->u.mesh.skb_queue); } |