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path: root/net/bluetooth/hci_core.c
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Diffstat (limited to 'net/bluetooth/hci_core.c')
-rw-r--r--net/bluetooth/hci_core.c30
1 files changed, 19 insertions, 11 deletions
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 6a2d0387475..60793e7b768 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -1146,7 +1146,8 @@ static void hci_power_on(struct work_struct *work)
return;
if (test_bit(HCI_AUTO_OFF, &hdev->dev_flags))
- schedule_delayed_work(&hdev->power_off, HCI_AUTO_OFF_TIMEOUT);
+ queue_delayed_work(hdev->req_workqueue, &hdev->power_off,
+ HCI_AUTO_OFF_TIMEOUT);
if (test_and_clear_bit(HCI_SETUP, &hdev->dev_flags))
mgmt_index_added(hdev);
@@ -1182,14 +1183,10 @@ static void hci_discov_off(struct work_struct *work)
int hci_uuids_clear(struct hci_dev *hdev)
{
- struct list_head *p, *n;
-
- list_for_each_safe(p, n, &hdev->uuids) {
- struct bt_uuid *uuid;
+ struct bt_uuid *uuid, *tmp;
- uuid = list_entry(p, struct bt_uuid, list);
-
- list_del(p);
+ list_for_each_entry_safe(uuid, tmp, &hdev->uuids, list) {
+ list_del(&uuid->list);
kfree(uuid);
}
@@ -1621,8 +1618,8 @@ static int hci_do_le_scan(struct hci_dev *hdev, u8 type, u16 interval,
if (err < 0)
return err;
- schedule_delayed_work(&hdev->le_scan_disable,
- msecs_to_jiffies(timeout));
+ queue_delayed_work(hdev->workqueue, &hdev->le_scan_disable,
+ msecs_to_jiffies(timeout));
return 0;
}
@@ -1799,6 +1796,15 @@ int hci_register_dev(struct hci_dev *hdev)
goto err;
}
+ hdev->req_workqueue = alloc_workqueue(hdev->name,
+ WQ_HIGHPRI | WQ_UNBOUND |
+ WQ_MEM_RECLAIM, 1);
+ if (!hdev->req_workqueue) {
+ destroy_workqueue(hdev->workqueue);
+ error = -ENOMEM;
+ goto err;
+ }
+
error = hci_add_sysfs(hdev);
if (error < 0)
goto err_wqueue;
@@ -1821,12 +1827,13 @@ int hci_register_dev(struct hci_dev *hdev)
hci_notify(hdev, HCI_DEV_REG);
hci_dev_hold(hdev);
- schedule_work(&hdev->power_on);
+ queue_work(hdev->req_workqueue, &hdev->power_on);
return id;
err_wqueue:
destroy_workqueue(hdev->workqueue);
+ destroy_workqueue(hdev->req_workqueue);
err:
ida_simple_remove(&hci_index_ida, hdev->id);
write_lock(&hci_dev_list_lock);
@@ -1880,6 +1887,7 @@ void hci_unregister_dev(struct hci_dev *hdev)
hci_del_sysfs(hdev);
destroy_workqueue(hdev->workqueue);
+ destroy_workqueue(hdev->req_workqueue);
hci_dev_lock(hdev);
hci_blacklist_clear(hdev);