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mac80211: stop queues temporarily for flushing

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Sometimes queues are flushed in the middle of
operation, which can lead to driver issues.
Stop queues temporarily, while flushing, to
avoid transmitting new packets while they are
being flushed.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg
2013-02-13 12:25:28 +01:00
parent 39ecc01d1b
commit 445ea4e83e
8 changed files with 33 additions and 12 deletions
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3
net/mac80211/ieee80211_i.h
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@@ -809,6 +809,7 @@ enum queue_stop_reason {
IEEE80211_QUEUE_STOP_REASON_SUSPEND,
IEEE80211_QUEUE_STOP_REASON_SKB_ADD,
IEEE80211_QUEUE_STOP_REASON_OFFCHANNEL,
IEEE80211_QUEUE_STOP_REASON_FLUSH,
};
#ifdef CONFIG_MAC80211_LEDS
@@ -1522,8 +1523,10 @@ void ieee80211_sta_tx_notify(struct ieee80211_sub_if_data *sdata,
struct ieee80211_hdr *hdr, bool ack);
void ieee80211_wake_queues_by_reason(struct ieee80211_hw *hw,
unsigned long queues,
enum queue_stop_reason reason);
void ieee80211_stop_queues_by_reason(struct ieee80211_hw *hw,
unsigned long queues,
enum queue_stop_reason reason);
void ieee80211_wake_queue_by_reason(struct ieee80211_hw *hw, int queue,
enum queue_stop_reason reason);