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Bluetooth: Move command task to workqueue

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As part of the moving on all the Bluetooth processing to Process context.

Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>
This commit is contained in:
Gustavo F. Padovan 2011-12-14 23:53:47 -02:00
parent 3c54711c4f
commit c347b765fe
4 changed files with 15 additions and 15 deletions
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2
include/net/bluetooth/hci_core.h
View File

@ -196,7 +196,7 @@ struct hci_dev {
struct timer_list cmd_timer;
struct work_struct rx_work;
struct tasklet_struct cmd_task;
struct work_struct cmd_work;
struct tasklet_struct tx_task;
struct sk_buff_head rx_q;

22
net/bluetooth/hci_core.c
View File

@ -57,7 +57,7 @@
int enable_hs;
static void hci_rx_work(struct work_struct *work);
static void hci_cmd_task(unsigned long arg);
static void hci_cmd_work(struct work_struct *work);
static void hci_tx_task(unsigned long arg);
static DEFINE_MUTEX(hci_task_lock);
@ -209,7 +209,7 @@ static void hci_init_req(struct hci_dev *hdev, unsigned long opt)
skb->dev = (void *) hdev;
skb_queue_tail(&hdev->cmd_q, skb);
tasklet_schedule(&hdev->cmd_task);
queue_work(hdev->workqueue, &hdev->cmd_work);
}
skb_queue_purge(&hdev->driver_init);
@ -548,7 +548,7 @@ int hci_dev_open(__u16 dev)
} else {
/* Init failed, cleanup */
tasklet_kill(&hdev->tx_task);
tasklet_kill(&hdev->cmd_task);
flush_work(&hdev->cmd_work);
flush_work(&hdev->rx_work);
skb_queue_purge(&hdev->cmd_q);
@ -617,8 +617,8 @@ static int hci_dev_do_close(struct hci_dev *hdev)
clear_bit(HCI_INIT, &hdev->flags);
}
/* Kill cmd task */
tasklet_kill(&hdev->cmd_task);
/* flush cmd work */
flush_work(&hdev->cmd_work);
/* Drop queues */
skb_queue_purge(&hdev->rx_q);
@ -1207,7 +1207,7 @@ static void hci_cmd_timer(unsigned long arg)
BT_ERR("%s command tx timeout", hdev->name);
atomic_set(&hdev->cmd_cnt, 1);
tasklet_schedule(&hdev->cmd_task);
queue_work(hdev->workqueue, &hdev->cmd_work);
}
struct oob_data *hci_find_remote_oob_data(struct hci_dev *hdev,
@ -1458,8 +1458,8 @@ int hci_register_dev(struct hci_dev *hdev)
hdev->sniff_min_interval = 80;
INIT_WORK(&hdev->rx_work, hci_rx_work);
INIT_WORK(&hdev->cmd_work, hci_cmd_work);
tasklet_init(&hdev->cmd_task, hci_cmd_task,(unsigned long) hdev);
tasklet_init(&hdev->tx_task, hci_tx_task, (unsigned long) hdev);
skb_queue_head_init(&hdev->rx_q);
@ -1922,7 +1922,7 @@ int hci_send_cmd(struct hci_dev *hdev, __u16 opcode, __u32 plen, void *param)
hdev->init_last_cmd = opcode;
skb_queue_tail(&hdev->cmd_q, skb);
tasklet_schedule(&hdev->cmd_task);
queue_work(hdev->workqueue, &hdev->cmd_work);
return 0;
}
@ -2560,9 +2560,9 @@ static void hci_rx_work(struct work_struct *work)
mutex_unlock(&hci_task_lock);
}
static void hci_cmd_task(unsigned long arg)
static void hci_cmd_work(struct work_struct *work)
{
struct hci_dev *hdev = (struct hci_dev *) arg;
struct hci_dev *hdev = container_of(work, struct hci_dev, cmd_work);
struct sk_buff *skb;
BT_DBG("%s cmd %d", hdev->name, atomic_read(&hdev->cmd_cnt));
@ -2586,7 +2586,7 @@ static void hci_cmd_task(unsigned long arg)
jiffies + msecs_to_jiffies(HCI_CMD_TIMEOUT));
} else {
skb_queue_head(&hdev->cmd_q, skb);
tasklet_schedule(&hdev->cmd_task);
queue_work(hdev->workqueue, &hdev->cmd_work);
}
}
}

4
net/bluetooth/hci_event.c
View File

@ -2112,7 +2112,7 @@ static inline void hci_cmd_complete_evt(struct hci_dev *hdev, struct sk_buff *sk
if (ev->ncmd) {
atomic_set(&hdev->cmd_cnt, 1);
if (!skb_queue_empty(&hdev->cmd_q))
tasklet_schedule(&hdev->cmd_task);
queue_work(hdev->workqueue, &hdev->cmd_work);
}
}
@ -2194,7 +2194,7 @@ static inline void hci_cmd_status_evt(struct hci_dev *hdev, struct sk_buff *skb)
if (ev->ncmd && !test_bit(HCI_RESET, &hdev->flags)) {
atomic_set(&hdev->cmd_cnt, 1);
if (!skb_queue_empty(&hdev->cmd_q))
tasklet_schedule(&hdev->cmd_task);
queue_work(hdev->workqueue, &hdev->cmd_work);
}
}

2
net/bluetooth/hci_sock.c
View File

@ -538,7 +538,7 @@ static int hci_sock_sendmsg(struct kiocb *iocb, struct socket *sock,
tasklet_schedule(&hdev->tx_task);
} else {
skb_queue_tail(&hdev->cmd_q, skb);
tasklet_schedule(&hdev->cmd_task);
queue_work(hdev->workqueue, &hdev->cmd_work);
}
} else {
if (!capable(CAP_NET_RAW)) {