Re: [PATCH] Real-Time Preemption, using msecs_to_jiffies() insteadof HZ

From: Luca Falavigna
Date: Mon Jun 13 2005 - 11:42:40 EST


Ingo Molnar ha scritto:
> oops, indeed. (i've also forwarded your patch to akpm, as the softlockup
> patch is included in -mm too)

OK, thank you!


I also found another couple of those in drivers/char/rtc.c file.
Here is a quick fix:

--- ./rtp-2.6.12-rc6-V0.7.48-17.orig 2005-06-13 01:26:53.000000000 +0000
+++ ./rtp-2.6.12-rc6-V0.7.48-17 2005-06-13 01:58:13.000000000 +0000
@@ -17044,7 +17044,7 @@
- barrier();
- cpu_relax();
- }
-+ msleep(2*HZ/100);
++ msleep(20);

spin_lock_irq(&rtc_lock);
year = CMOS_READ(RTC_YEAR);
@@ -17102,7 +17102,7 @@
- barrier();
- cpu_relax();
- }
-+ msleep(2*HZ/100);
++ msleep(20);

/*
* Only the values that we read from the RTC are set. We leave

Regards,
--
Luca

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