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Bluetooth: Add clarifying comment why schedule_work is used

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It's not obvious why schedule_work is used instead of queue_work. Add
a comment explaining why.

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Johan Hedberg 2015-11-06 13:35:33 +02:00 committed by Marcel Holtmann
parent 1982162bbe
commit 0ebc181884
1 changed files with 4 additions and 0 deletions
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4
net/bluetooth/hci_conn.c
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@ -178,6 +178,10 @@ static void hci_connect_le_scan_remove(struct hci_conn *conn)
hci_dev_hold(conn->hdev); hci_dev_hold(conn->hdev);
hci_conn_get(conn); hci_conn_get(conn);
/* Even though we hold a reference to the hdev, many other
* things might get cleaned up meanwhile, including the hdev's
* own workqueue, so we can't use that for scheduling.
*/
schedule_work(&conn->le_scan_cleanup); schedule_work(&conn->le_scan_cleanup);
} }