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authorJohannes Berg <johannes.berg@intel.com>2010-06-10 10:21:46 +0200
committerJohn W. Linville <linville@tuxdriver.com>2010-06-14 15:39:28 -0400
commita93e364430de7f7a5f4eedd604ad1ab3d825dde5 (patch)
tree441f0f69dc5b08d79c5f5f4e7adae88ad18dbd86 /net/mac80211/driver-ops.h
parentf955ebb44798e0058c987a0817810d2542e87349 (diff)
mac80211: change RX aggregation locking
To prepare for allowing drivers to sleep in ampdu_action, change the locking in the RX aggregation code to use a mutex, so that it would already allow drivers to sleep. But explicitly disable BHs around the callback for now since the TX part cannot yet sleep, and drivers' locking might require it. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/driver-ops.h')
-rw-r--r--net/mac80211/driver-ops.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/mac80211/driver-ops.h b/net/mac80211/driver-ops.h
index 7d18a3245e3d..e5e7ef175ca2 100644
--- a/net/mac80211/driver-ops.h
+++ b/net/mac80211/driver-ops.h
@@ -349,9 +349,11 @@ static inline int drv_ampdu_action(struct ieee80211_local *local,
u16 *ssn)
{
int ret = -EOPNOTSUPP;
+ local_bh_disable();
if (local->ops->ampdu_action)
ret = local->ops->ampdu_action(&local->hw, &sdata->vif, action,
sta, tid, ssn);
+ local_bh_enable();
trace_drv_ampdu_action(local, sdata, action, sta, tid, ssn, ret);
return ret;
}