Bluetooth: Move busy workqueue to struct l2cap_chan

As part of the moving channel stuff to l2cap_chan.

Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>

diff --git a/include/net/bluetooth/l2cap.h b/include/net/bluetooth/l2cap.h
index 09f4a2f..d05d91f 100644 (file)
--- a/include/net/bluetooth/l2cap.h
+++ b/include/net/bluetooth/l2cap.h
@@ -311,6 +311,7 @@ struct l2cap_chan {
        struct timer_list       ack_timer;
        struct sk_buff_head     srej_q;
        struct sk_buff_head     busy_q;
+       struct work_struct      busy_work;
 
        struct list_head list;
 };
@@ -384,7 +385,6 @@ struct l2cap_pinfo {
        __le16          sport;
 
        struct sk_buff_head     tx_queue;
-       struct work_struct      busy_work;
        struct srej_list        srej_l;
        struct l2cap_conn       *conn;
        struct l2cap_chan       *chan;

diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index 06c505b..d3b5d64 100644 (file)
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -1591,7 +1591,7 @@ static inline void l2cap_ertm_init(struct l2cap_chan *chan)
        skb_queue_head_init(&chan->srej_q);
        skb_queue_head_init(&chan->busy_q);
 
-       INIT_WORK(&l2cap_pi(sk)->busy_work, l2cap_busy_work);
+       INIT_WORK(&chan->busy_work, l2cap_busy_work);
 
        sk->sk_backlog_rcv = l2cap_ertm_data_rcv;
 }
@@ -3006,21 +3006,21 @@ done:
 static void l2cap_busy_work(struct work_struct *work)
 {
        DECLARE_WAITQUEUE(wait, current);
-       struct l2cap_pinfo *pi =
-               container_of(work, struct l2cap_pinfo, busy_work);
-       struct sock *sk = (struct sock *)pi;
+       struct l2cap_chan *chan =
+               container_of(work, struct l2cap_chan, busy_work);
+       struct sock *sk = chan->sk;
        int n_tries = 0, timeo = HZ/5, err;
        struct sk_buff *skb;
 
        lock_sock(sk);
 
        add_wait_queue(sk_sleep(sk), &wait);
-       while ((skb = skb_peek(&pi->chan->busy_q))) {
+       while ((skb = skb_peek(&chan->busy_q))) {
                set_current_state(TASK_INTERRUPTIBLE);
 
                if (n_tries++ > L2CAP_LOCAL_BUSY_TRIES) {
                        err = -EBUSY;
-                       l2cap_send_disconn_req(pi->conn, pi->chan, EBUSY);
+                       l2cap_send_disconn_req(l2cap_pi(sk)->conn, chan, EBUSY);
                        break;
                }
 
@@ -3040,7 +3040,7 @@ static void l2cap_busy_work(struct work_struct *work)
                if (err)
                        break;
 
-               if (l2cap_try_push_rx_skb(l2cap_pi(sk)->chan) == 0)
+               if (l2cap_try_push_rx_skb(chan) == 0)
                        break;
        }
 
@@ -3052,8 +3052,6 @@ static void l2cap_busy_work(struct work_struct *work)
 
 static int l2cap_push_rx_skb(struct l2cap_chan *chan, struct sk_buff *skb, u16 control)
 {
-       struct sock *sk = chan->sk;
-       struct l2cap_pinfo *pi = l2cap_pi(sk);
        int sctrl, err;
 
        if (chan->conn_state & L2CAP_CONN_LOCAL_BUSY) {
@@ -3071,7 +3069,7 @@ static int l2cap_push_rx_skb(struct l2cap_chan *chan, struct sk_buff *skb, u16 c
        }
 
        /* Busy Condition */
-       BT_DBG("sk %p, Enter local busy", sk);
+       BT_DBG("chan %p, Enter local busy", chan);
 
        chan->conn_state |= L2CAP_CONN_LOCAL_BUSY;
        bt_cb(skb)->sar = control >> L2CAP_CTRL_SAR_SHIFT;
@@ -3085,7 +3083,7 @@ static int l2cap_push_rx_skb(struct l2cap_chan *chan, struct sk_buff *skb, u16 c
 
        del_timer(&chan->ack_timer);
 
-       queue_work(_busy_wq, &pi->busy_work);
+       queue_work(_busy_wq, &chan->busy_work);
 
        return err;
 }