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authorJohannes Berg <johannes.berg@intel.com>2010-11-25 10:02:30 +0100
committerJohn W. Linville <linville@tuxdriver.com>2010-11-29 15:24:35 -0500
commitf30221e4ec62d905b56d5e8f7ccab6b406a97cf5 (patch)
tree07d3a4cf6da15a3622dd79c1d72e0e5c9201566a /net/mac80211/status.c
parentf7ca38dfe58c20cb1aa2ed9643187e8b194b5bae (diff)
mac80211: implement off-channel mgmt TX
This implements the new off-channel TX API in mac80211 with a new work item type. The operation doesn't add a new work item when we're on the right channel and there's no wait time so that for example p2p probe responses will be transmitted without delay. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/status.c')
-rw-r--r--net/mac80211/status.c15
1 files changed, 14 insertions, 1 deletions
diff --git a/net/mac80211/status.c b/net/mac80211/status.c
index bed7e32ed90..4958710a7d9 100644
--- a/net/mac80211/status.c
+++ b/net/mac80211/status.c
@@ -321,10 +321,23 @@ void ieee80211_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb)
msecs_to_jiffies(10));
}
- if (info->flags & IEEE80211_TX_INTFL_NL80211_FRAME_TX)
+ if (info->flags & IEEE80211_TX_INTFL_NL80211_FRAME_TX) {
+ struct ieee80211_work *wk;
+
+ rcu_read_lock();
+ list_for_each_entry_rcu(wk, &local->work_list, list) {
+ if (wk->type != IEEE80211_WORK_OFFCHANNEL_TX)
+ continue;
+ if (wk->offchan_tx.frame != skb)
+ continue;
+ wk->offchan_tx.frame = NULL;
+ break;
+ }
+ rcu_read_unlock();
cfg80211_mgmt_tx_status(
skb->dev, (unsigned long) skb, skb->data, skb->len,
!!(info->flags & IEEE80211_TX_STAT_ACK), GFP_ATOMIC);
+ }
/* this was a transmitted frame, but now we want to reuse it */
skb_orphan(skb);