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-rw-r--r--net/mac80211/rx.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index b67221def584..902b03ee8f60 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -622,6 +622,26 @@ static void ieee80211_sta_reorder_release(struct ieee80211_hw *hw,
tid_agg_rx->buf_size;
}
+ /*
+ * Disable the reorder release timer for now.
+ *
+ * The current implementation lacks a proper locking scheme
+ * which would protect vital statistic and debug counters
+ * from being updated by two different but concurrent BHs.
+ *
+ * More information about the topic is available from:
+ * - thread: http://marc.info/?t=128635927000001
+ *
+ * What was wrong:
+ * => http://marc.info/?l=linux-wireless&m=128636170811964
+ * "Basically the thing is that until your patch, the data
+ * in the struct didn't actually need locking because it
+ * was accessed by the RX path only which is not concurrent."
+ *
+ * List of what needs to be fixed:
+ * => http://marc.info/?l=linux-wireless&m=128656352920957
+ *
+
if (tid_agg_rx->stored_mpdu_num) {
j = index = seq_sub(tid_agg_rx->head_seq_num,
tid_agg_rx->ssn) % tid_agg_rx->buf_size;
@@ -640,6 +660,10 @@ static void ieee80211_sta_reorder_release(struct ieee80211_hw *hw,
} else {
del_timer(&tid_agg_rx->reorder_timer);
}
+ */
+
+set_release_timer:
+ return;
}
/*