diff options
Diffstat (limited to 'net/mac80211/work.c')
| -rw-r--r-- | net/mac80211/work.c | 39 |
1 files changed, 17 insertions, 22 deletions
diff --git a/net/mac80211/work.c b/net/mac80211/work.c index 81d4ad6..ae344d1 100644 --- a/net/mac80211/work.c +++ b/net/mac80211/work.c @@ -43,7 +43,7 @@ enum work_action { /* utils */ static inline void ASSERT_WORK_MTX(struct ieee80211_local *local) { - WARN_ON(!mutex_is_locked(&local->work_mtx)); + lockdep_assert_held(&local->mtx); } /* @@ -757,7 +757,7 @@ static void ieee80211_work_rx_queued_mgmt(struct ieee80211_local *local, mgmt = (struct ieee80211_mgmt *) skb->data; fc = le16_to_cpu(mgmt->frame_control); - mutex_lock(&local->work_mtx); + mutex_lock(&local->mtx); list_for_each_entry(wk, &local->work_list, list) { const u8 *bssid = NULL; @@ -833,7 +833,7 @@ static void ieee80211_work_rx_queued_mgmt(struct ieee80211_local *local, WARN(1, "unexpected: %d", rma); } - mutex_unlock(&local->work_mtx); + mutex_unlock(&local->mtx); if (rma != WORK_ACT_DONE) goto out; @@ -845,9 +845,9 @@ static void ieee80211_work_rx_queued_mgmt(struct ieee80211_local *local, case WORK_DONE_REQUEUE: synchronize_rcu(); wk->started = false; /* restart */ - mutex_lock(&local->work_mtx); + mutex_lock(&local->mtx); list_add_tail(&wk->list, &local->work_list); - mutex_unlock(&local->work_mtx); + mutex_unlock(&local->mtx); } out: @@ -888,9 +888,9 @@ static void ieee80211_work_work(struct work_struct *work) while ((skb = skb_dequeue(&local->work_skb_queue))) ieee80211_work_rx_queued_mgmt(local, skb); - ieee80211_recalc_idle(local); + mutex_lock(&local->mtx); - mutex_lock(&local->work_mtx); + ieee80211_recalc_idle(local); list_for_each_entry_safe(wk, tmp, &local->work_list, list) { bool started = wk->started; @@ -995,20 +995,16 @@ static void ieee80211_work_work(struct work_struct *work) run_again(local, jiffies + HZ/2); } - mutex_lock(&local->scan_mtx); - if (list_empty(&local->work_list) && local->scan_req && !local->scanning) ieee80211_queue_delayed_work(&local->hw, &local->scan_work, round_jiffies_relative(0)); - mutex_unlock(&local->scan_mtx); - - mutex_unlock(&local->work_mtx); - ieee80211_recalc_idle(local); + mutex_unlock(&local->mtx); + list_for_each_entry_safe(wk, tmp, &free_work, list) { wk->done(wk, NULL); list_del(&wk->list); @@ -1035,16 +1031,15 @@ void ieee80211_add_work(struct ieee80211_work *wk) wk->started = false; local = wk->sdata->local; - mutex_lock(&local->work_mtx); + mutex_lock(&local->mtx); list_add_tail(&wk->list, &local->work_list); - mutex_unlock(&local->work_mtx); + mutex_unlock(&local->mtx); ieee80211_queue_work(&local->hw, &local->work_work); } void ieee80211_work_init(struct ieee80211_local *local) { - mutex_init(&local->work_mtx); INIT_LIST_HEAD(&local->work_list); setup_timer(&local->work_timer, ieee80211_work_timer, (unsigned long)local); @@ -1057,7 +1052,7 @@ void ieee80211_work_purge(struct ieee80211_sub_if_data *sdata) struct ieee80211_local *local = sdata->local; struct ieee80211_work *wk; - mutex_lock(&local->work_mtx); + mutex_lock(&local->mtx); list_for_each_entry(wk, &local->work_list, list) { if (wk->sdata != sdata) continue; @@ -1065,19 +1060,19 @@ void ieee80211_work_purge(struct ieee80211_sub_if_data *sdata) wk->started = true; wk->timeout = jiffies; } - mutex_unlock(&local->work_mtx); + mutex_unlock(&local->mtx); /* run cleanups etc. */ ieee80211_work_work(&local->work_work); - mutex_lock(&local->work_mtx); + mutex_lock(&local->mtx); list_for_each_entry(wk, &local->work_list, list) { if (wk->sdata != sdata) continue; WARN_ON(1); break; } - mutex_unlock(&local->work_mtx); + mutex_unlock(&local->mtx); } ieee80211_rx_result ieee80211_work_rx_mgmt(struct ieee80211_sub_if_data *sdata, @@ -1163,7 +1158,7 @@ int ieee80211_wk_cancel_remain_on_channel(struct ieee80211_sub_if_data *sdata, struct ieee80211_work *wk, *tmp; bool found = false; - mutex_lock(&local->work_mtx); + mutex_lock(&local->mtx); list_for_each_entry_safe(wk, tmp, &local->work_list, list) { if ((unsigned long) wk == cookie) { wk->timeout = jiffies; @@ -1171,7 +1166,7 @@ int ieee80211_wk_cancel_remain_on_channel(struct ieee80211_sub_if_data *sdata, break; } } - mutex_unlock(&local->work_mtx); + mutex_unlock(&local->mtx); if (!found) return -ENOENT; |
