Re: [PATCH] x86: Export tsc related information in sysfs

From: H. Peter Anvin
Date: Mon May 24 2010 - 20:11:20 EST


On 05/24/2010 05:01 PM, Dan Magenheimer wrote:
> On a quick sample of two machines looking at the TSC calibration
> done by Xen (which exposes the equivalent of tsc_khz), it appears
> that the stamped value is different from the calibration by about
> 1000ppm. YMMV.

So pretty seriously different. Less than I would have expected, but not
out of the ballpark.

-hpa
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/