diff options
Diffstat (limited to 'drivers/net/hamradio')
| -rw-r--r-- | drivers/net/hamradio/Kconfig | 14 | ||||
| -rw-r--r-- | drivers/net/hamradio/bpqether.c | 23 | ||||
| -rw-r--r-- | drivers/net/hamradio/scc.c | 2 |
3 files changed, 30 insertions, 9 deletions
diff --git a/drivers/net/hamradio/Kconfig b/drivers/net/hamradio/Kconfig index 8e05b5c31a77..f4500f04147d 100644 --- a/drivers/net/hamradio/Kconfig +++ b/drivers/net/hamradio/Kconfig @@ -30,7 +30,7 @@ config 6PACK Note that this driver is still experimental and might cause problems. For details about the features and the usage of the - driver, read <file:Documentation/networking/6pack.txt>. + driver, read <file:Documentation/networking/6pack.rst>. To compile this driver as a module, choose M here: the module will be called 6pack. @@ -84,7 +84,7 @@ config SCC ---help--- These cards are used to connect your Linux box to an amateur radio in order to communicate with other computers. If you want to use - this, read <file:Documentation/networking/z8530drv.txt> and the + this, read <file:Documentation/networking/z8530drv.rst> and the AX25-HOWTO, available from <http://www.tldp.org/docs.html#howto>. Also make sure to say Y to "Amateur Radio AX.25 Level 2" support. @@ -98,7 +98,7 @@ config SCC_DELAY help Say Y here if you experience problems with the SCC driver not working properly; please read - <file:Documentation/networking/z8530drv.txt> for details. + <file:Documentation/networking/z8530drv.rst> for details. If unsure, say N. @@ -127,7 +127,7 @@ config BAYCOM_SER_FDX your serial interface chip. To configure the driver, use the sethdlc utility available in the standard ax25 utilities package. For information on the modems, see <http://www.baycom.de/> and - <file:Documentation/networking/baycom.txt>. + <file:Documentation/networking/baycom.rst>. To compile this driver as a module, choose M here: the module will be called baycom_ser_fdx. This is recommended. @@ -145,7 +145,7 @@ config BAYCOM_SER_HDX the driver, use the sethdlc utility available in the standard ax25 utilities package. For information on the modems, see <http://www.baycom.de/> and - <file:Documentation/networking/baycom.txt>. + <file:Documentation/networking/baycom.rst>. To compile this driver as a module, choose M here: the module will be called baycom_ser_hdx. This is recommended. @@ -160,7 +160,7 @@ config BAYCOM_PAR par96 designs. To configure the driver, use the sethdlc utility available in the standard ax25 utilities package. For information on the modems, see <http://www.baycom.de/> and the file - <file:Documentation/networking/baycom.txt>. + <file:Documentation/networking/baycom.rst>. To compile this driver as a module, choose M here: the module will be called baycom_par. This is recommended. @@ -175,7 +175,7 @@ config BAYCOM_EPP designs. To configure the driver, use the sethdlc utility available in the standard ax25 utilities package. For information on the modems, see <http://www.baycom.de/> and the file - <file:Documentation/networking/baycom.txt>. + <file:Documentation/networking/baycom.rst>. To compile this driver as a module, choose M here: the module will be called baycom_epp. This is recommended. diff --git a/drivers/net/hamradio/bpqether.c b/drivers/net/hamradio/bpqether.c index fbea6f232819..60dcaf2a04a9 100644 --- a/drivers/net/hamradio/bpqether.c +++ b/drivers/net/hamradio/bpqether.c @@ -107,6 +107,25 @@ struct bpqdev { static LIST_HEAD(bpq_devices); +/* + * bpqether network devices are paired with ethernet devices below them, so + * form a special "super class" of normal ethernet devices; split their locks + * off into a separate class since they always nest. + */ +static struct lock_class_key bpq_netdev_xmit_lock_key; + +static void bpq_set_lockdep_class_one(struct net_device *dev, + struct netdev_queue *txq, + void *_unused) +{ + lockdep_set_class(&txq->_xmit_lock, &bpq_netdev_xmit_lock_key); +} + +static void bpq_set_lockdep_class(struct net_device *dev) +{ + netdev_for_each_tx_queue(dev, bpq_set_lockdep_class_one, NULL); +} + /* ------------------------------------------------------------------------ */ @@ -127,7 +146,8 @@ static inline struct net_device *bpq_get_ax25_dev(struct net_device *dev) { struct bpqdev *bpq; - list_for_each_entry_rcu(bpq, &bpq_devices, bpq_list) { + list_for_each_entry_rcu(bpq, &bpq_devices, bpq_list, + lockdep_rtnl_is_held()) { if (bpq->ethdev == dev) return bpq->axdev; } @@ -477,6 +497,7 @@ static int bpq_new_device(struct net_device *edev) err = register_netdevice(ndev); if (err) goto error; + bpq_set_lockdep_class(ndev); /* List protected by RTNL */ list_add_rcu(&bpq->bpq_list, &bpq_devices); diff --git a/drivers/net/hamradio/scc.c b/drivers/net/hamradio/scc.c index 6c03932d8a6b..33fdd55c6122 100644 --- a/drivers/net/hamradio/scc.c +++ b/drivers/net/hamradio/scc.c @@ -7,7 +7,7 @@ * ------------------ * * You can find a subset of the documentation in - * Documentation/networking/z8530drv.txt. + * Documentation/networking/z8530drv.rst. */ /* |