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authorLuca Falavigna2005-06-29 05:44:42 +0200
committerLinus Torvalds2005-06-29 06:20:29 +0200
commit47f176fdaf8924bc83fddcf9658f2fd3ef60d573 (patch)
treeae54af35889451bf7873595180365182bd704ff1 /kernel
parent[PATCH] fix semaphore handling in __unregister_chrdev_region (diff)
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[PATCH] Using msleep() instead of HZ
Use msleep() in a few places. Signed-off-by: Luca Falavigna <dktrkranz@gmail.com> Acked-by: Ingo Molnar <mingo@elte.hu> Acked-by: Jeff Garzik <jgarzik@pobox.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/irq/autoprobe.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/kernel/irq/autoprobe.c b/kernel/irq/autoprobe.c
index 98d62d8efeaf..3467097ca61a 100644
--- a/kernel/irq/autoprobe.c
+++ b/kernel/irq/autoprobe.c
@@ -9,6 +9,7 @@
#include <linux/irq.h>
#include <linux/module.h>
#include <linux/interrupt.h>
+#include <linux/delay.h>
/*
* Autodetection depends on the fact that any interrupt that
@@ -26,7 +27,7 @@ static DECLARE_MUTEX(probe_sem);
*/
unsigned long probe_irq_on(void)
{
- unsigned long val, delay;
+ unsigned long val;
irq_desc_t *desc;
unsigned int i;
@@ -45,8 +46,7 @@ unsigned long probe_irq_on(void)
}
/* Wait for longstanding interrupts to trigger. */
- for (delay = jiffies + HZ/50; time_after(delay, jiffies); )
- /* about 20ms delay */ barrier();
+ msleep(20);
/*
* enable any unassigned irqs
@@ -68,8 +68,7 @@ unsigned long probe_irq_on(void)
/*
* Wait for spurious interrupts to trigger
*/
- for (delay = jiffies + HZ/10; time_after(delay, jiffies); )
- /* about 100ms delay */ barrier();
+ msleep(100);
/*
* Now filter out any obviously spurious interrupts