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| author | S.Caglar Onur <caglar@pardus.org.tr> | 2008-02-14 17:36:51 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2008-02-19 10:43:58 +0100 |
| commit | 188fd89d539d899bfca2bc83534e5508e0161139 (patch) | |
| tree | ffe14a3752c248b2b452f2b13a203a1de982cfae | |
| parent | 9a4c8546f3e7c893888bccc2b3416d6214f2664a (diff) | |
| download | linux-188fd89d539d899bfca2bc83534e5508e0161139.tar.bz2 | |
genirq: spurious.c: use time_* macros
The functions time_before, time_before_eq, time_after, and
time_after_eq are more robust for comparing jiffies against other
values.
So following patch implements usage of the time_after() macro, defined
at linux/jiffies.h, which deals with wrapping correctly
Signed-off-by: S.Caglar Onur <caglar@pardus.org.tr>
Acked-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
| -rw-r--r-- | kernel/irq/spurious.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/irq/spurious.c b/kernel/irq/spurious.c index a6b2bc831dd0..088dabbf2d6a 100644 --- a/kernel/irq/spurious.c +++ b/kernel/irq/spurious.c @@ -6,6 +6,7 @@ * This file contains spurious interrupt handling. */ +#include <linux/jiffies.h> #include <linux/irq.h> #include <linux/module.h> #include <linux/kallsyms.h> @@ -179,7 +180,7 @@ void note_interrupt(unsigned int irq, struct irq_desc *desc, * otherwise the couter becomes a doomsday timer for otherwise * working systems */ - if (jiffies - desc->last_unhandled > HZ/10) + if (time_after(jiffies, desc->last_unhandled + HZ/10)) desc->irqs_unhandled = 1; else desc->irqs_unhandled++; |