From: Ulrich Kunitz <[EMAIL PROTECTED]>
For housekeeping and watchdog tasks a workqueue is created. The
central workqueue is not used to prevent crashes creates by bugs.
It might be changed, when the housekeeping is stabilized.
Signed-off-by: Ulrich Kunitz <[EMAIL PROTECTED]>
Signed-off-by: Daniel Drake <[EMAIL PROTECTED]>
---
zd_usb.c | 10 ++++++++++
zd_usb.h | 2 ++
2 files changed, 12 insertions(+), 0 deletions(-)
Index: linux-2.6/drivers/net/wireless/zd1211rw/zd_usb.c
===================================================================
--- linux-2.6.orig/drivers/net/wireless/zd1211rw/zd_usb.c
+++ linux-2.6/drivers/net/wireless/zd1211rw/zd_usb.c
@@ -24,6 +24,7 @@
#include <linux/errno.h>
#include <linux/skbuff.h>
#include <linux/usb.h>
+#include <linux/workqueue.h>
#include <net/ieee80211.h>
#include "zd_def.h"
@@ -1112,12 +1113,20 @@ static struct usb_driver driver = {
.disconnect = disconnect,
};
+struct workqueue_struct *zd_workqueue;
+
static int __init usb_init(void)
{
int r;
pr_debug("usb_init()\n");
+ zd_workqueue = create_singlethread_workqueue(driver.name);
+ if (zd_workqueue == NULL) {
+ printk(KERN_ERR "%s: couldn't create workqueue\n", driver.name);
+ return -ENOMEM;
+ }
+
r = usb_register(&driver);
if (r) {
printk(KERN_ERR "usb_register() failed. Error number %d\n", r);
@@ -1132,6 +1141,7 @@ static void __exit usb_exit(void)
{
pr_debug("usb_exit()\n");
usb_deregister(&driver);
+ destroy_workqueue(zd_workqueue);
}
module_init(usb_init);
Index: linux-2.6/drivers/net/wireless/zd1211rw/zd_usb.h
===================================================================
--- linux-2.6.orig/drivers/net/wireless/zd1211rw/zd_usb.h
+++ linux-2.6/drivers/net/wireless/zd1211rw/zd_usb.h
@@ -238,4 +238,6 @@ int zd_usb_iowrite16v(struct zd_usb *usb
int zd_usb_rfwrite(struct zd_usb *usb, u32 value, u8 bits);
+extern struct workqueue_struct *zd_workqueue;
+
#endif /* _ZD_USB_H */
-
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