[PATCH 3/8] net: mac80211: convert tasklets to use new tasklet_setup() API

Allen Pais
2020-08-17T08:51:15Z

net/mac80211/ieee80211_i.h | 4 ++--
net/mac80211/main.c | 14 +++++---------
net/mac80211/tx.c | 5 +++--
net/mac80211/util.c | 5 +++--
4 files changed, 13 insertions(+), 15 deletions(-)

diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 0b1eaec6649f..3fb87a3cee30 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -1775,7 +1775,7 @@ static inline bool ieee80211_sdata_running(struct ieee80211_sub_if_data *sdata)

/* tx handling */
void ieee80211_clear_tx_pending(struct ieee80211_local *local);
-void ieee80211_tx_pending(unsigned long data);
+void ieee80211_tx_pending(struct tasklet_struct *t);
netdev_tx_t ieee80211_monitor_start_xmit(struct sk_buff *skb,
struct net_device *dev);
netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb,
@@ -2125,7 +2125,7 @@ void ieee80211_txq_remove_vlan(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata);
void ieee80211_fill_txq_stats(struct cfg80211_txq_stats *txqstats,
struct txq_info *txqi);
-void ieee80211_wake_txqs(unsigned long data);
+void ieee80211_wake_txqs(struct tasklet_struct *t);
void ieee80211_send_auth(struct ieee80211_sub_if_data *sdata,
u16 transaction, u16 auth_alg, u16 status,
const u8 *extra, size_t extra_len, const u8 *bssid,
diff --git a/net/mac80211/main.c b/net/mac80211/main.c
index b4a2efe8e83a..dd489b841bb7 100644
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -220,9 +220,9 @@ u32 ieee80211_reset_erp_info(struct ieee80211_sub_if_data *sdata)
BSS_CHANGED_ERP_SLOT;
}

-static void ieee80211_tasklet_handler(unsigned long data)
+static void ieee80211_tasklet_handler(struct tasklet_struct *t)
{
- struct ieee80211_local *local = (struct ieee80211_local *) data;
+ struct ieee80211_local *local = from_tasklet(local, t, tasklet);
struct sk_buff *skb;

while ((skb = skb_dequeue(&local->skb_queue)) ||
@@ -733,16 +733,12 @@ struct ieee80211_hw *ieee80211_alloc_hw_nm(size_t priv_data_len,
skb_queue_head_init(&local->pending[i]);
atomic_set(&local->agg_queue_stop[i], 0);
}
- tasklet_init(&local->tx_pending_tasklet, ieee80211_tx_pending,
- (unsigned long)local);
+ tasklet_setup(&local->tx_pending_tasklet, ieee80211_tx_pending);

if (ops->wake_tx_queue)
- tasklet_init(&local->wake_txqs_tasklet, ieee80211_wake_txqs,
- (unsigned long)local);
+ tasklet_setup(&local->wake_txqs_tasklet, ieee80211_wake_txqs);

- tasklet_init(&local->tasklet,
- ieee80211_tasklet_handler,
- (unsigned long) local);
+ tasklet_setup(&local->tasklet, ieee80211_tasklet_handler);

skb_queue_head_init(&local->skb_queue);
skb_queue_head_init(&local->skb_queue_unreliable);
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index dca01d7e6e3e..a7fafd2f196b 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -4401,9 +4401,10 @@ static bool ieee80211_tx_pending_skb(struct ieee80211_local *local,
/*
* Transmit all pending packets. Called from tasklet.
*/
-void ieee80211_tx_pending(unsigned long data)
+void ieee80211_tx_pending(struct tasklet_struct *t)
{
- struct ieee80211_local *local = (struct ieee80211_local *)data;
+ struct ieee80211_local *local = from_tasklet(local, t,
+ tx_pending_tasklet);
unsigned long flags;
int i;
bool txok;
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index c8504ffc71a1..b99d3d2721df 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -334,9 +334,10 @@ _ieee80211_wake_txqs(struct ieee80211_local *local, unsigned long *flags)
rcu_read_unlock();
}

-void ieee80211_wake_txqs(unsigned long data)
+void ieee80211_wake_txqs(struct tasklet_struct *t)
{
- struct ieee80211_local *local = (struct ieee80211_local *)data;
+ struct ieee80211_local *local = from_tasklet(local, t,
+ wake_txqs_tasklet);
unsigned long flags;

spin_lock_irqsave(&local->queue_stop_reason_lock, flags);
--
2.17.1