| To: | xen-devel@xxxxxxxxxxxxxxxxxxx |
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| Subject: | [Xen-devel] cpufreq: weird bug in set_time_scale |
| From: | "Langsdorf, Mark" <mark.langsdorf@xxxxxxx> |
| Date: | 2007年10月11日 10:55:36 -0500 |
| Delivery-date: | 2007年10月11日 08:58:24 -0700 |
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| Thread-topic: | cpufreq: weird bug in set_time_scale |
On my test machine, in set_time_scale(), the following code: ts->mul_frac = div_frac(MILLISECS(1000), tps32); crashes with a division by zero error if tps32 == 1000000000d. Unfortunately, tps32 is often that value. Does anyone know why this happens? I've resolved it temporarily by checking for tps32 == 1000000000 and changing the value slightly (101000010d works fine on my test machine), but I'm not sure if that's the approved approach for Xen. -Mark Langsdorf Operating System Research Center AMD _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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