Bluetooth: Introduce L2CAP channel callback for resuming

Clearing the BT_SK_SUSPEND socket flag from the L2CAP core is causing
a dependency on the socket. So intead of doing that, use a channel
callback into the socket handling to resume.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
This commit is contained in:
Marcel Holtmann 2013-10-14 02:53:54 -07:00 коммит произвёл Johan Hedberg
Родитель bdc2578307
Коммит d97c899bde
3 изменённых файлов: 11 добавлений и 5 удалений

Просмотреть файл

@ -554,6 +554,7 @@ struct l2cap_ops {
int state);
void (*ready) (struct l2cap_chan *chan);
void (*defer) (struct l2cap_chan *chan);
void (*resume) (struct l2cap_chan *chan);
struct sk_buff *(*alloc_skb) (struct l2cap_chan *chan,
unsigned long len, int nb);
};

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@ -6669,11 +6669,7 @@ int l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt)
if (!status && (chan->state == BT_CONNECTED ||
chan->state == BT_CONFIG)) {
struct sock *sk = chan->sk;
clear_bit(BT_SK_SUSPEND, &bt_sk(sk)->flags);
sk->sk_state_change(sk);
chan->ops->resume(chan);
l2cap_check_encryption(chan, encrypt);
l2cap_chan_unlock(chan);
continue;

Просмотреть файл

@ -1112,6 +1112,14 @@ static void l2cap_sock_defer_cb(struct l2cap_chan *chan)
parent->sk_data_ready(parent, 0);
}
static void l2cap_sock_resume_cb(struct l2cap_chan *chan)
{
struct sock *sk = chan->data;
clear_bit(BT_SK_SUSPEND, &bt_sk(sk)->flags);
sk->sk_state_change(sk);
}
static struct l2cap_ops l2cap_chan_ops = {
.name = "L2CAP Socket Interface",
.new_connection = l2cap_sock_new_connection_cb,
@ -1121,6 +1129,7 @@ static struct l2cap_ops l2cap_chan_ops = {
.state_change = l2cap_sock_state_change_cb,
.ready = l2cap_sock_ready_cb,
.defer = l2cap_sock_defer_cb,
.resume = l2cap_sock_resume_cb,
.alloc_skb = l2cap_sock_alloc_skb_cb,
};