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mac80211: enhance tracing

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Enhance tracing by adding tracing for a variety of
callbacks that the drivers call, and also for
internal calls (currently limited to queue status).
This can aid debugging what is going on in mac80211
in interaction with drivers, since we can now see
what drivers call and not just what mac80211 calls
in the driver.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Johannes Berg
2010-04-07 16:48:40 +02:00
committed by John W. Linville
parent 403820edc4
commit b5878a2dc5
8 changed files with 303 additions and 4 deletions
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4
net/mac80211/util.c
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@@ -270,6 +270,8 @@ static void __ieee80211_wake_queue(struct ieee80211_hw *hw, int queue,
struct ieee80211_local *local = hw_to_local(hw);
struct ieee80211_sub_if_data *sdata;
trace_wake_queue(local, queue, reason);
if (WARN_ON(queue >= hw->queues))
return;
@@ -312,6 +314,8 @@ static void __ieee80211_stop_queue(struct ieee80211_hw *hw, int queue,
struct ieee80211_local *local = hw_to_local(hw);
struct ieee80211_sub_if_data *sdata;
trace_stop_queue(local, queue, reason);
if (WARN_ON(queue >= hw->queues))
return;