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authorJohannes Berg <johannes.berg@intel.com>2010-06-10 10:21:42 +0200
committerJohn W. Linville <linville@tuxdriver.com>2010-06-14 15:39:27 -0400
commit0ab337032a0dfcd5f2527d3306d3deeba5f95b59 (patch)
tree88795edc149fd88574fece0c8f23774ee8a9155c /net/mac80211/sta_info.c
parenta6a67db2bc89d2b1ff07e0817f11235c20d2c329 (diff)
downloadlinux-0ab337032a0dfcd5f2527d3306d3deeba5f95b59.tar.bz2
mac80211: make TX aggregation start/stop request async
When the driver or rate control requests starting or stopping an aggregation session, that currently causes a direct callback into the driver, which could potentially cause locking problems. Also, the functions need to be callable from contexts that cannot sleep, and thus will interfere with making the ampdu_action callback sleeping. To address these issues, add a new work item for each station that will process any start or stop requests out of line. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/sta_info.c')
-rw-r--r--net/mac80211/sta_info.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c
index 06d8e00a2537..8aa8558ba21e 100644
--- a/net/mac80211/sta_info.c
+++ b/net/mac80211/sta_info.c
@@ -235,6 +235,7 @@ struct sta_info *sta_info_alloc(struct ieee80211_sub_if_data *sdata,
spin_lock_init(&sta->lock);
spin_lock_init(&sta->flaglock);
INIT_WORK(&sta->drv_unblock_wk, sta_unblock);
+ INIT_WORK(&sta->ampdu_mlme.work, ieee80211_tx_ba_session_work);
memcpy(sta->sta.addr, addr, ETH_ALEN);
sta->local = local;