diff options
| author | Steven Rostedt <rostedt@goodmis.org> | 2006-01-09 15:59:26 -0800 |
|---|---|---|
| committer | Ingo Molnar <mingo@hera.kernel.org> | 2006-01-09 15:59:26 -0800 |
| commit | 3fe0c2776113c24b4b30374003f934cf44280db5 (patch) | |
| tree | 0b0039205fd82fb7da94370be23e2634757573c1 | |
| parent | 906c3b75f6c09b4693a20387aaa6aaa50d327082 (diff) | |
| download | linux-3fe0c2776113c24b4b30374003f934cf44280db5.tar.bz2 | |
[PATCH] mutex subsystem, semaphore to completion: CPU3WDT
change CPU3WDT semaphores to completions.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
| -rw-r--r-- | drivers/char/watchdog/cpu5wdt.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/char/watchdog/cpu5wdt.c b/drivers/char/watchdog/cpu5wdt.c index e75045fe2641..3e8410b5a65e 100644 --- a/drivers/char/watchdog/cpu5wdt.c +++ b/drivers/char/watchdog/cpu5wdt.c @@ -28,6 +28,7 @@ #include <linux/init.h> #include <linux/ioport.h> #include <linux/timer.h> +#include <linux/completion.h> #include <linux/jiffies.h> #include <asm/io.h> #include <asm/uaccess.h> @@ -57,7 +58,7 @@ static int ticks = 10000; /* some device data */ static struct { - struct semaphore stop; + struct completion stop; volatile int running; struct timer_list timer; volatile int queue; @@ -85,7 +86,7 @@ static void cpu5wdt_trigger(unsigned long unused) } else { /* ticks doesn't matter anyway */ - up(&cpu5wdt_device.stop); + complete(&cpu5wdt_device.stop); } } @@ -239,7 +240,7 @@ static int __devinit cpu5wdt_init(void) if ( !val ) printk(KERN_INFO PFX "sorry, was my fault\n"); - init_MUTEX_LOCKED(&cpu5wdt_device.stop); + init_completion(&cpu5wdt_device.stop); cpu5wdt_device.queue = 0; clear_bit(0, &cpu5wdt_device.inuse); @@ -269,7 +270,7 @@ static void __devexit cpu5wdt_exit(void) { if ( cpu5wdt_device.queue ) { cpu5wdt_device.queue = 0; - down(&cpu5wdt_device.stop); + wait_for_completion(&cpu5wdt_device.stop); } misc_deregister(&cpu5wdt_misc); |