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Commit 6d438e33 authored by Gustavo Padovan's avatar Gustavo Padovan
Browse files

Bluetooth: Remove work_add and work_del from hci_sysfs 



As we run in process context now we don't need worqueue to add e del from
sysfs.

Acked-by: default avatarMarcel Holtmann <marcel@holtmann.org>
Signed-off-by: default avatarGustavo F. Padovan <padovan@profusion.mobi>
parent 32845eb1

include/net/bluetooth/hci_core.h

+0 −3
Original line number Diff line number Diff line
@@ -301,9 +301,6 @@ struct hci_conn { 
	struct timer_list idle_timer;

	struct timer_list auto_accept_timer;



	struct work_struct work_add;

	struct work_struct work_del;



	struct device	dev;

	atomic_t	devref;

net/bluetooth/hci_sysfs.c

+27 −44
Original line number Diff line number Diff line
@@ -88,11 +88,35 @@ static struct device_type bt_link = { 
	.release = bt_link_release,

};



static void add_conn(struct work_struct *work)

/*

 * The rfcomm tty device will possibly retain even when conn

 * is down, and sysfs doesn't support move zombie device,

 * so we should move the device before conn device is destroyed.

 */

static int __match_tty(struct device *dev, void *data)

{

	return !strncmp(dev_name(dev), "rfcomm", 6);

}



void hci_conn_init_sysfs(struct hci_conn *conn)

{

	struct hci_dev *hdev = conn->hdev;



	BT_DBG("conn %p", conn);



	conn->dev.type = &bt_link;

	conn->dev.class = bt_class;

	conn->dev.parent = &hdev->dev;



	device_initialize(&conn->dev);

}



void hci_conn_add_sysfs(struct hci_conn *conn)

{

	struct hci_conn *conn = container_of(work, struct hci_conn, work_add);

	struct hci_dev *hdev = conn->hdev;



	BT_DBG("conn %p", conn);



	dev_set_name(&conn->dev, "%s:%d", hdev->name, conn->handle);



	dev_set_drvdata(&conn->dev, conn);
@@ -105,19 +129,8 @@ static void add_conn(struct work_struct *work) 
	hci_dev_hold(hdev);

}



/*

 * The rfcomm tty device will possibly retain even when conn

 * is down, and sysfs doesn't support move zombie device,

 * so we should move the device before conn device is destroyed.

 */

static int __match_tty(struct device *dev, void *data)

{

	return !strncmp(dev_name(dev), "rfcomm", 6);

}



static void del_conn(struct work_struct *work)

void hci_conn_del_sysfs(struct hci_conn *conn)

{

	struct hci_conn *conn = container_of(work, struct hci_conn, work_del);

	struct hci_dev *hdev = conn->hdev;



	if (!device_is_registered(&conn->dev))
@@ -139,36 +152,6 @@ static void del_conn(struct work_struct *work) 
	hci_dev_put(hdev);

}



void hci_conn_init_sysfs(struct hci_conn *conn)

{

	struct hci_dev *hdev = conn->hdev;



	BT_DBG("conn %p", conn);



	conn->dev.type = &bt_link;

	conn->dev.class = bt_class;

	conn->dev.parent = &hdev->dev;



	device_initialize(&conn->dev);



	INIT_WORK(&conn->work_add, add_conn);

	INIT_WORK(&conn->work_del, del_conn);

}



void hci_conn_add_sysfs(struct hci_conn *conn)

{

	BT_DBG("conn %p", conn);



	queue_work(conn->hdev->workqueue, &conn->work_add);

}



void hci_conn_del_sysfs(struct hci_conn *conn)

{

	BT_DBG("conn %p", conn);



	queue_work(conn->hdev->workqueue, &conn->work_del);

}



static inline char *host_bustostr(int bus)

{

	switch (bus) {