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Bluetooth: Move busy workqueue to struct l2cap_chan

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As part of the moving channel stuff to l2cap_chan.

Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>
This commit is contained in:
Gustavo F. Padovan 2011-03-25 20:41:00 -03:00
parent f1c6775be6
commit 311bb895e3
2 changed files with 10 additions and 12 deletions
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2
include/net/bluetooth/l2cap.h
View File

@ -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;

20
net/bluetooth/l2cap_core.c
View File

@ -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;
}