diff options
Diffstat (limited to 'drivers/bluetooth')
-rw-r--r-- | drivers/bluetooth/bluecard_cs.c | 8 | ||||
-rw-r--r-- | drivers/bluetooth/bpa10x.c | 2 | ||||
-rw-r--r-- | drivers/bluetooth/bt3c_cs.c | 125 | ||||
-rw-r--r-- | drivers/bluetooth/btuart_cs.c | 126 | ||||
-rw-r--r-- | drivers/bluetooth/btusb.c | 8 | ||||
-rw-r--r-- | drivers/bluetooth/dtl1_cs.c | 67 | ||||
-rw-r--r-- | drivers/bluetooth/hci_bcsp.c | 18 | ||||
-rw-r--r-- | drivers/bluetooth/hci_ldisc.c | 2 | ||||
-rw-r--r-- | drivers/bluetooth/hci_usb.h | 10 |
9 files changed, 142 insertions, 224 deletions
diff --git a/drivers/bluetooth/bluecard_cs.c b/drivers/bluetooth/bluecard_cs.c index bcf57927b7a..e6ee21d99d9 100644 --- a/drivers/bluetooth/bluecard_cs.c +++ b/drivers/bluetooth/bluecard_cs.c @@ -901,23 +901,23 @@ static int bluecard_config(struct pcmcia_device *link) for (n = 0; n < 0x400; n += 0x40) { link->io.BasePort1 = n ^ 0x300; i = pcmcia_request_io(link, &link->io); - if (i == CS_SUCCESS) + if (i == 0) break; } - if (i != CS_SUCCESS) { + if (i != 0) { cs_error(link, RequestIO, i); goto failed; } i = pcmcia_request_irq(link, &link->irq); - if (i != CS_SUCCESS) { + if (i != 0) { cs_error(link, RequestIRQ, i); link->irq.AssignedIRQ = 0; } i = pcmcia_request_configuration(link, &link->conf); - if (i != CS_SUCCESS) { + if (i != 0) { cs_error(link, RequestConfiguration, i); goto failed; } diff --git a/drivers/bluetooth/bpa10x.c b/drivers/bluetooth/bpa10x.c index 1e55a658e6c..32f3a8ed8d3 100644 --- a/drivers/bluetooth/bpa10x.c +++ b/drivers/bluetooth/bpa10x.c @@ -256,7 +256,6 @@ static inline int bpa10x_submit_intr_urb(struct hci_dev *hdev) BT_ERR("%s urb %p submission failed (%d)", hdev->name, urb, -err); usb_unanchor_urb(urb); - kfree(buf); } usb_free_urb(urb); @@ -298,7 +297,6 @@ static inline int bpa10x_submit_bulk_urb(struct hci_dev *hdev) BT_ERR("%s urb %p submission failed (%d)", hdev->name, urb, -err); usb_unanchor_urb(urb); - kfree(buf); } usb_free_urb(urb); diff --git a/drivers/bluetooth/bt3c_cs.c b/drivers/bluetooth/bt3c_cs.c index 27058477cc8..2cbe70b6647 100644 --- a/drivers/bluetooth/bt3c_cs.c +++ b/drivers/bluetooth/bt3c_cs.c @@ -678,101 +678,78 @@ static void bt3c_detach(struct pcmcia_device *link) kfree(info); } -static int get_tuple(struct pcmcia_device *handle, tuple_t *tuple, cisparse_t *parse) +static int bt3c_check_config(struct pcmcia_device *p_dev, + cistpl_cftable_entry_t *cf, + cistpl_cftable_entry_t *dflt, + unsigned int vcc, + void *priv_data) { - int i; - - i = pcmcia_get_tuple_data(handle, tuple); - if (i != CS_SUCCESS) - return i; - - return pcmcia_parse_tuple(handle, tuple, parse); -} - -static int first_tuple(struct pcmcia_device *handle, tuple_t *tuple, cisparse_t *parse) -{ - if (pcmcia_get_first_tuple(handle, tuple) != CS_SUCCESS) - return CS_NO_MORE_ITEMS; - return get_tuple(handle, tuple, parse); + unsigned long try = (unsigned long) priv_data; + + if (cf->vpp1.present & (1 << CISTPL_POWER_VNOM)) + p_dev->conf.Vpp = cf->vpp1.param[CISTPL_POWER_VNOM] / 10000; + if ((cf->io.nwin > 0) && (cf->io.win[0].len == 8) && + (cf->io.win[0].base != 0)) { + p_dev->io.BasePort1 = cf->io.win[0].base; + p_dev->io.IOAddrLines = (try == 0) ? 16 : + cf->io.flags & CISTPL_IO_LINES_MASK; + if (!pcmcia_request_io(p_dev, &p_dev->io)) + return 0; + } + return -ENODEV; } -static int next_tuple(struct pcmcia_device *handle, tuple_t *tuple, cisparse_t *parse) +static int bt3c_check_config_notpicky(struct pcmcia_device *p_dev, + cistpl_cftable_entry_t *cf, + cistpl_cftable_entry_t *dflt, + unsigned int vcc, + void *priv_data) { - if (pcmcia_get_next_tuple(handle, tuple) != CS_SUCCESS) - return CS_NO_MORE_ITEMS; - return get_tuple(handle, tuple, parse); + static unsigned int base[5] = { 0x3f8, 0x2f8, 0x3e8, 0x2e8, 0x0 }; + int j; + + if ((cf->io.nwin > 0) && ((cf->io.flags & CISTPL_IO_LINES_MASK) <= 3)) { + for (j = 0; j < 5; j++) { + p_dev->io.BasePort1 = base[j]; + p_dev->io.IOAddrLines = base[j] ? 16 : 3; + if (!pcmcia_request_io(p_dev, &p_dev->io)) + return 0; + } + } + return -ENODEV; } static int bt3c_config(struct pcmcia_device *link) { - static unsigned int base[5] = { 0x3f8, 0x2f8, 0x3e8, 0x2e8, 0x0 }; bt3c_info_t *info = link->priv; - tuple_t tuple; - u_short buf[256]; - cisparse_t parse; - cistpl_cftable_entry_t *cf = &parse.cftable_entry; - int i, j, try; - - /* First pass: look for a config entry that looks normal. */ - tuple.TupleData = (cisdata_t *)buf; - tuple.TupleOffset = 0; - tuple.TupleDataMax = 255; - tuple.Attributes = 0; - tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; - /* Two tries: without IO aliases, then with aliases */ - for (try = 0; try < 2; try++) { - i = first_tuple(link, &tuple, &parse); - while (i != CS_NO_MORE_ITEMS) { - if (i != CS_SUCCESS) - goto next_entry; - if (cf->vpp1.present & (1 << CISTPL_POWER_VNOM)) - link->conf.Vpp = cf->vpp1.param[CISTPL_POWER_VNOM] / 10000; - if ((cf->io.nwin > 0) && (cf->io.win[0].len == 8) && (cf->io.win[0].base != 0)) { - link->conf.ConfigIndex = cf->index; - link->io.BasePort1 = cf->io.win[0].base; - link->io.IOAddrLines = (try == 0) ? 16 : cf->io.flags & CISTPL_IO_LINES_MASK; - i = pcmcia_request_io(link, &link->io); - if (i == CS_SUCCESS) - goto found_port; - } -next_entry: - i = next_tuple(link, &tuple, &parse); - } - } + int i; + unsigned long try; + + /* First pass: look for a config entry that looks normal. + Two tries: without IO aliases, then with aliases */ + for (try = 0; try < 2; try++) + if (!pcmcia_loop_config(link, bt3c_check_config, (void *) try)) + goto found_port; /* Second pass: try to find an entry that isn't picky about its base address, then try to grab any standard serial port address, and finally try to get any free port. */ - i = first_tuple(link, &tuple, &parse); - while (i != CS_NO_MORE_ITEMS) { - if ((i == CS_SUCCESS) && (cf->io.nwin > 0) && ((cf->io.flags & CISTPL_IO_LINES_MASK) <= 3)) { - link->conf.ConfigIndex = cf->index; - for (j = 0; j < 5; j++) { - link->io.BasePort1 = base[j]; - link->io.IOAddrLines = base[j] ? 16 : 3; - i = pcmcia_request_io(link, &link->io); - if (i == CS_SUCCESS) - goto found_port; - } - } - i = next_tuple(link, &tuple, &parse); - } + if (!pcmcia_loop_config(link, bt3c_check_config_notpicky, NULL)) + goto found_port; -found_port: - if (i != CS_SUCCESS) { - BT_ERR("No usable port range found"); - cs_error(link, RequestIO, i); - goto failed; - } + BT_ERR("No usable port range found"); + cs_error(link, RequestIO, -ENODEV); + goto failed; +found_port: i = pcmcia_request_irq(link, &link->irq); - if (i != CS_SUCCESS) { + if (i != 0) { cs_error(link, RequestIRQ, i); link->irq.AssignedIRQ = 0; } i = pcmcia_request_configuration(link, &link->conf); - if (i != CS_SUCCESS) { + if (i != 0) { cs_error(link, RequestConfiguration, i); goto failed; } diff --git a/drivers/bluetooth/btuart_cs.c b/drivers/bluetooth/btuart_cs.c index 68d1d258e6a..8e556b7ff9f 100644 --- a/drivers/bluetooth/btuart_cs.c +++ b/drivers/bluetooth/btuart_cs.c @@ -607,102 +607,78 @@ static void btuart_detach(struct pcmcia_device *link) kfree(info); } -static int get_tuple(struct pcmcia_device *handle, tuple_t *tuple, cisparse_t *parse) +static int btuart_check_config(struct pcmcia_device *p_dev, + cistpl_cftable_entry_t *cf, + cistpl_cftable_entry_t *dflt, + unsigned int vcc, + void *priv_data) { - int i; - - i = pcmcia_get_tuple_data(handle, tuple); - if (i != CS_SUCCESS) - return i; - - return pcmcia_parse_tuple(handle, tuple, parse); -} - -static int first_tuple(struct pcmcia_device *handle, tuple_t *tuple, cisparse_t *parse) -{ - if (pcmcia_get_first_tuple(handle, tuple) != CS_SUCCESS) - return CS_NO_MORE_ITEMS; - return get_tuple(handle, tuple, parse); + int *try = priv_data; + + if (cf->vpp1.present & (1 << CISTPL_POWER_VNOM)) + p_dev->conf.Vpp = cf->vpp1.param[CISTPL_POWER_VNOM] / 10000; + if ((cf->io.nwin > 0) && (cf->io.win[0].len == 8) && + (cf->io.win[0].base != 0)) { + p_dev->io.BasePort1 = cf->io.win[0].base; + p_dev->io.IOAddrLines = (*try == 0) ? 16 : + cf->io.flags & CISTPL_IO_LINES_MASK; + if (!pcmcia_request_io(p_dev, &p_dev->io)) + return 0; + } + return -ENODEV; } -static int next_tuple(struct pcmcia_device *handle, tuple_t *tuple, cisparse_t *parse) +static int btuart_check_config_notpicky(struct pcmcia_device *p_dev, + cistpl_cftable_entry_t *cf, + cistpl_cftable_entry_t *dflt, + unsigned int vcc, + void *priv_data) { - if (pcmcia_get_next_tuple(handle, tuple) != CS_SUCCESS) - return CS_NO_MORE_ITEMS; - return get_tuple(handle, tuple, parse); + static unsigned int base[5] = { 0x3f8, 0x2f8, 0x3e8, 0x2e8, 0x0 }; + int j; + + if ((cf->io.nwin > 0) && ((cf->io.flags & CISTPL_IO_LINES_MASK) <= 3)) { + for (j = 0; j < 5; j++) { + p_dev->io.BasePort1 = base[j]; + p_dev->io.IOAddrLines = base[j] ? 16 : 3; + if (!pcmcia_request_io(p_dev, &p_dev->io)) + return 0; + } + } + return -ENODEV; } static int btuart_config(struct pcmcia_device *link) { - static unsigned int base[5] = { 0x3f8, 0x2f8, 0x3e8, 0x2e8, 0x0 }; btuart_info_t *info = link->priv; - tuple_t tuple; - u_short buf[256]; - cisparse_t parse; - cistpl_cftable_entry_t *cf = &parse.cftable_entry; - int i, j, try; - - /* First pass: look for a config entry that looks normal. */ - tuple.TupleData = (cisdata_t *) buf; - tuple.TupleOffset = 0; - tuple.TupleDataMax = 255; - tuple.Attributes = 0; - tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; - /* Two tries: without IO aliases, then with aliases */ - for (try = 0; try < 2; try++) { - i = first_tuple(link, &tuple, &parse); - while (i != CS_NO_MORE_ITEMS) { - if (i != CS_SUCCESS) - goto next_entry; - if (cf->vpp1.present & (1 << CISTPL_POWER_VNOM)) - link->conf.Vpp = cf->vpp1.param[CISTPL_POWER_VNOM] / 10000; - if ((cf->io.nwin > 0) && (cf->io.win[0].len == 8) && (cf->io.win[0].base != 0)) { - link->conf.ConfigIndex = cf->index; - link->io.BasePort1 = cf->io.win[0].base; - link->io.IOAddrLines = (try == 0) ? 16 : cf->io.flags & CISTPL_IO_LINES_MASK; - i = pcmcia_request_io(link, &link->io); - if (i == CS_SUCCESS) - goto found_port; - } -next_entry: - i = next_tuple(link, &tuple, &parse); - } - } + int i; + int try; + + /* First pass: look for a config entry that looks normal. + Two tries: without IO aliases, then with aliases */ + for (try = 0; try < 2; try++) + if (!pcmcia_loop_config(link, btuart_check_config, &try)) + goto found_port; /* Second pass: try to find an entry that isn't picky about its base address, then try to grab any standard serial port address, and finally try to get any free port. */ - i = first_tuple(link, &tuple, &parse); - while (i != CS_NO_MORE_ITEMS) { - if ((i == CS_SUCCESS) && (cf->io.nwin > 0) - && ((cf->io.flags & CISTPL_IO_LINES_MASK) <= 3)) { - link->conf.ConfigIndex = cf->index; - for (j = 0; j < 5; j++) { - link->io.BasePort1 = base[j]; - link->io.IOAddrLines = base[j] ? 16 : 3; - i = pcmcia_request_io(link, &link->io); - if (i == CS_SUCCESS) - goto found_port; - } - } - i = next_tuple(link, &tuple, &parse); - } + if (!pcmcia_loop_config(link, btuart_check_config_notpicky, NULL)) + goto found_port; -found_port: - if (i != CS_SUCCESS) { - BT_ERR("No usable port range found"); - cs_error(link, RequestIO, i); - goto failed; - } + BT_ERR("No usable port range found"); + cs_error(link, RequestIO, -ENODEV); + goto failed; +found_port: i = pcmcia_request_irq(link, &link->irq); - if (i != CS_SUCCESS) { + if (i != 0) { cs_error(link, RequestIRQ, i); link->irq.AssignedIRQ = 0; } i = pcmcia_request_configuration(link, &link->conf); - if (i != CS_SUCCESS) { + if (i != 0) { cs_error(link, RequestConfiguration, i); goto failed; } diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index 29ae99817c6..af472e05273 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -102,6 +102,7 @@ static struct usb_device_id blacklist_table[] = { { USB_DEVICE(0x0a5c, 0x2101), .driver_info = BTUSB_RESET | BTUSB_WRONG_SCO_MTU }, /* Broadcom BCM2046 */ + { USB_DEVICE(0x0a5c, 0x2146), .driver_info = BTUSB_RESET }, { USB_DEVICE(0x0a5c, 0x2151), .driver_info = BTUSB_RESET }, /* Apple MacBook Pro with Broadcom chip */ @@ -113,6 +114,7 @@ static struct usb_device_id blacklist_table[] = { /* Targus ACB10US */ { USB_DEVICE(0x0a5c, 0x2100), .driver_info = BTUSB_RESET }, + { USB_DEVICE(0x0a5c, 0x2154), .driver_info = BTUSB_RESET }, /* ANYCOM Bluetooth USB-200 and USB-250 */ { USB_DEVICE(0x0a5c, 0x2111), .driver_info = BTUSB_RESET }, @@ -150,6 +152,9 @@ static struct usb_device_id blacklist_table[] = { { USB_DEVICE(0x050d, 0x0012), .driver_info = BTUSB_RESET | BTUSB_WRONG_SCO_MTU }, { USB_DEVICE(0x050d, 0x0013), .driver_info = BTUSB_RESET | BTUSB_WRONG_SCO_MTU }, + /* Belkin F8T016 device */ + { USB_DEVICE(0x050d, 0x016a), .driver_info = BTUSB_RESET }, + /* Digianswer devices */ { USB_DEVICE(0x08fd, 0x0001), .driver_info = BTUSB_DIGIANSWER }, { USB_DEVICE(0x08fd, 0x0002), .driver_info = BTUSB_IGNORE }, @@ -271,7 +276,6 @@ static int btusb_submit_intr_urb(struct hci_dev *hdev) BT_ERR("%s urb %p submission failed (%d)", hdev->name, urb, -err); usb_unanchor_urb(urb); - kfree(buf); } usb_free_urb(urb); @@ -354,7 +358,6 @@ static int btusb_submit_bulk_urb(struct hci_dev *hdev) BT_ERR("%s urb %p submission failed (%d)", hdev->name, urb, -err); usb_unanchor_urb(urb); - kfree(buf); } usb_free_urb(urb); @@ -475,7 +478,6 @@ static int btusb_submit_isoc_urb(struct hci_dev *hdev) BT_ERR("%s urb %p submission failed (%d)", hdev->name, urb, -err); usb_unanchor_urb(urb); - kfree(buf); } usb_free_urb(urb); diff --git a/drivers/bluetooth/dtl1_cs.c b/drivers/bluetooth/dtl1_cs.c index dae45cdf02b..e6e6b037695 100644 --- a/drivers/bluetooth/dtl1_cs.c +++ b/drivers/bluetooth/dtl1_cs.c @@ -590,75 +590,40 @@ static void dtl1_detach(struct pcmcia_device *link) kfree(info); } -static int get_tuple(struct pcmcia_device *handle, tuple_t *tuple, cisparse_t *parse) +static int dtl1_confcheck(struct pcmcia_device *p_dev, + cistpl_cftable_entry_t *cf, + cistpl_cftable_entry_t *dflt, + unsigned int vcc, + void *priv_data) { - int i; - - i = pcmcia_get_tuple_data(handle, tuple); - if (i != CS_SUCCESS) - return i; - - return pcmcia_parse_tuple(handle, tuple, parse); -} - -static int first_tuple(struct pcmcia_device *handle, tuple_t *tuple, cisparse_t *parse) -{ - if (pcmcia_get_first_tuple(handle, tuple) != CS_SUCCESS) - return CS_NO_MORE_ITEMS; - return get_tuple(handle, tuple, parse); -} - -static int next_tuple(struct pcmcia_device *handle, tuple_t *tuple, cisparse_t *parse) -{ - if (pcmcia_get_next_tuple(handle, tuple) != CS_SUCCESS) - return CS_NO_MORE_ITEMS; - return get_tuple(handle, tuple, parse); + if ((cf->io.nwin == 1) && (cf->io.win[0].len > 8)) { + p_dev->io.BasePort1 = cf->io.win[0].base; + p_dev->io.NumPorts1 = cf->io.win[0].len; /*yo */ + p_dev->io.IOAddrLines = cf->io.flags & CISTPL_IO_LINES_MASK; + if (!pcmcia_request_io(p_dev, &p_dev->io)) + return 0; + } + return -ENODEV; } static int dtl1_config(struct pcmcia_device *link) { dtl1_info_t *info = link->priv; - tuple_t tuple; - u_short buf[256]; - cisparse_t parse; - cistpl_cftable_entry_t *cf = &parse.cftable_entry; int i; - tuple.TupleData = (cisdata_t *)buf; - tuple.TupleOffset = 0; - tuple.TupleDataMax = 255; - tuple.Attributes = 0; - tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; - /* Look for a generic full-sized window */ link->io.NumPorts1 = 8; - i = first_tuple(link, &tuple, &parse); - while (i != CS_NO_MORE_ITEMS) { - if ((i == CS_SUCCESS) && (cf->io.nwin == 1) && (cf->io.win[0].len > 8)) { - link->conf.ConfigIndex = cf->index; - link->io.BasePort1 = cf->io.win[0].base; - link->io.NumPorts1 = cf->io.win[0].len; /*yo */ - link->io.IOAddrLines = cf->io.flags & CISTPL_IO_LINES_MASK; - i = pcmcia_request_io(link, &link->io); - if (i == CS_SUCCESS) - break; - } - i = next_tuple(link, &tuple, &parse); - } - - if (i != CS_SUCCESS) { - cs_error(link, RequestIO, i); + if (!pcmcia_loop_config(link, dtl1_confcheck, NULL)) goto failed; - } i = pcmcia_request_irq(link, &link->irq); - if (i != CS_SUCCESS) { + if (i != 0) { cs_error(link, RequestIRQ, i); link->irq.AssignedIRQ = 0; } i = pcmcia_request_configuration(link, &link->conf); - if (i != CS_SUCCESS) { + if (i != 0) { cs_error(link, RequestConfiguration, i); goto failed; } diff --git a/drivers/bluetooth/hci_bcsp.c b/drivers/bluetooth/hci_bcsp.c index 4d37bb312ee..7938062c1cc 100644 --- a/drivers/bluetooth/hci_bcsp.c +++ b/drivers/bluetooth/hci_bcsp.c @@ -352,14 +352,14 @@ static int bcsp_flush(struct hci_uart *hu) /* Remove ack'ed packets */ static void bcsp_pkt_cull(struct bcsp_struct *bcsp) { + struct sk_buff *skb, *tmp; unsigned long flags; - struct sk_buff *skb; int i, pkts_to_be_removed; u8 seqno; spin_lock_irqsave(&bcsp->unack.lock, flags); - pkts_to_be_removed = bcsp->unack.qlen; + pkts_to_be_removed = skb_queue_len(&bcsp->unack); seqno = bcsp->msgq_txseq; while (pkts_to_be_removed) { @@ -373,19 +373,19 @@ static void bcsp_pkt_cull(struct bcsp_struct *bcsp) BT_ERR("Peer acked invalid packet"); BT_DBG("Removing %u pkts out of %u, up to seqno %u", - pkts_to_be_removed, bcsp->unack.qlen, (seqno - 1) & 0x07); + pkts_to_be_removed, skb_queue_len(&bcsp->unack), + (seqno - 1) & 0x07); - for (i = 0, skb = ((struct sk_buff *) &bcsp->unack)->next; i < pkts_to_be_removed - && skb != (struct sk_buff *) &bcsp->unack; i++) { - struct sk_buff *nskb; + i = 0; + skb_queue_walk_safe(&bcsp->unack, skb, tmp) { + if (i++ >= pkts_to_be_removed) + break; - nskb = skb->next; __skb_unlink(skb, &bcsp->unack); kfree_skb(skb); - skb = nskb; } - if (bcsp->unack.qlen == 0) + if (skb_queue_empty(&bcsp->unack)) del_timer(&bcsp->tbcsp); spin_unlock_irqrestore(&bcsp->unack.lock, flags); diff --git a/drivers/bluetooth/hci_ldisc.c b/drivers/bluetooth/hci_ldisc.c index 8dfcf77cb71..4426bb552bd 100644 --- a/drivers/bluetooth/hci_ldisc.c +++ b/drivers/bluetooth/hci_ldisc.c @@ -484,7 +484,7 @@ static int hci_uart_tty_ioctl(struct tty_struct *tty, struct file * file, return -EUNATCH; default: - err = n_tty_ioctl(tty, file, cmd, arg); + err = n_tty_ioctl_helper(tty, file, cmd, arg); break; }; diff --git a/drivers/bluetooth/hci_usb.h b/drivers/bluetooth/hci_usb.h index 1790cc8e431..8e659914523 100644 --- a/drivers/bluetooth/hci_usb.h +++ b/drivers/bluetooth/hci_usb.h @@ -70,8 +70,8 @@ static inline void _urb_queue_head(struct _urb_queue *q, struct _urb *_urb) { unsigned long flags; spin_lock_irqsave(&q->lock, flags); - /* _urb_unlink needs to know which spinlock to use, thus mb(). */ - _urb->queue = q; mb(); list_add(&_urb->list, &q->head); + /* _urb_unlink needs to know which spinlock to use, thus smp_mb(). */ + _urb->queue = q; smp_mb(); list_add(&_urb->list, &q->head); spin_unlock_irqrestore(&q->lock, flags); } @@ -79,8 +79,8 @@ static inline void _urb_queue_tail(struct _urb_queue *q, struct _urb *_urb) { unsigned long flags; spin_lock_irqsave(&q->lock, flags); - /* _urb_unlink needs to know which spinlock to use, thus mb(). */ - _urb->queue = q; mb(); list_add_tail(&_urb->list, &q->head); + /* _urb_unlink needs to know which spinlock to use, thus smp_mb(). */ + _urb->queue = q; smp_mb(); list_add_tail(&_urb->list, &q->head); spin_unlock_irqrestore(&q->lock, flags); } @@ -89,7 +89,7 @@ static inline void _urb_unlink(struct _urb *_urb) struct _urb_queue *q; unsigned long flags; - mb(); + smp_mb(); q = _urb->queue; /* If q is NULL, it will die at easy-to-debug NULL pointer dereference. No need to BUG(). */ |