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make netxen_workq static

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netxen_workq can now become static.

Signed-off-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Adrian Bunk 2008-03-31 02:22:18 +03:00 committed by Jeff Garzik
parent 3caa4af834
commit b1555130c7
2 changed files with 18 additions and 18 deletions
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17
drivers/net/netxen/netxen_nic.h
View File

@ -95,23 +95,6 @@
#define ADDR_IN_WINDOW1(off) \ #define ADDR_IN_WINDOW1(off) \
((off > NETXEN_CRB_PCIX_HOST2) && (off < NETXEN_CRB_MAX)) ? 1 : 0 ((off > NETXEN_CRB_PCIX_HOST2) && (off < NETXEN_CRB_MAX)) ? 1 : 0
/*
* In netxen_nic_down(), we must wait for any pending callback requests into
* netxen_watchdog_task() to complete; eg otherwise the watchdog_timer could be
* reenabled right after it is deleted in netxen_nic_down(). FLUSH_SCHEDULED_WORK()
* does this synchronization.
*
* Normally, schedule_work()/flush_scheduled_work() could have worked, but
* netxen_nic_close() is invoked with kernel rtnl lock held. netif_carrier_off()
* call in netxen_nic_close() triggers a schedule_work(&linkwatch_work), and a
* subsequent call to flush_scheduled_work() in netxen_nic_down() would cause
* linkwatch_event() to be executed which also attempts to acquire the rtnl
* lock thus causing a deadlock.
*/
#define SCHEDULE_WORK(tp) queue_work(netxen_workq, tp)
#define FLUSH_SCHEDULED_WORK() flush_workqueue(netxen_workq)
extern struct workqueue_struct *netxen_workq;
/* /*
* normalize a 64MB crb address to 32MB PCI window * normalize a 64MB crb address to 32MB PCI window

19
drivers/net/netxen/netxen_nic_main.c
View File

@ -86,7 +86,24 @@ static struct pci_device_id netxen_pci_tbl[] __devinitdata = {
MODULE_DEVICE_TABLE(pci, netxen_pci_tbl); MODULE_DEVICE_TABLE(pci, netxen_pci_tbl);
struct workqueue_struct *netxen_workq; /*
* In netxen_nic_down(), we must wait for any pending callback requests into
* netxen_watchdog_task() to complete; eg otherwise the watchdog_timer could be
* reenabled right after it is deleted in netxen_nic_down().
* FLUSH_SCHEDULED_WORK() does this synchronization.
*
* Normally, schedule_work()/flush_scheduled_work() could have worked, but
* netxen_nic_close() is invoked with kernel rtnl lock held. netif_carrier_off()
* call in netxen_nic_close() triggers a schedule_work(&linkwatch_work), and a
* subsequent call to flush_scheduled_work() in netxen_nic_down() would cause
* linkwatch_event() to be executed which also attempts to acquire the rtnl
* lock thus causing a deadlock.
*/
static struct workqueue_struct *netxen_workq;
#define SCHEDULE_WORK(tp) queue_work(netxen_workq, tp)
#define FLUSH_SCHEDULED_WORK() flush_workqueue(netxen_workq)
static void netxen_watchdog(unsigned long); static void netxen_watchdog(unsigned long);
static void netxen_nic_update_cmd_producer(struct netxen_adapter *adapter, static void netxen_nic_update_cmd_producer(struct netxen_adapter *adapter,