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Re: [PATCH] i386: fix TSC clock source calibration error [part 2]
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From:
Ingo Molnar <mingo@...>
To: Dave Johnson <djohnson+linux-kernel@...>
Cc: <linux-kernel@...>, Thomas Gleixner <tglx@...>, Greg KH <gregkh@...>, Chris Wright <chrisw@...>
Subject:
Re: [PATCH] i386: fix TSC clock source calibration error [part 2]
Date: Monday, October 22, 2007 - 7:42 am
* Dave Johnson <djohnson+linux-kernel@sw.starentnetworks.com> wrote:
quoted text
> The previous patch wasn't correctly handling the 'count' variable. If > a CPU gave bad results on the 1st or 2nd run but good results on the > 3rd, it wouldn't do the correct thing. No idea if any such CPU > exists, but the patch below handles that case by discarding the bad > runs. > > If a bad result (too quick, or too slow) occurs on any of the 3 runs > it will be discarded. > > Also updated some comments to explain what's going on.
thanks - applied in addition to your previous patch. Ingo -
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Messages in current thread:
[PATCH] i386: fix TSC clock source calibration error
, Dave Johnson
, (Tue Oct 16, 10:50 am)
Re: [PATCH] i386: fix TSC clock source calibration error
, Daniel Walker
, (Thu Oct 18, 4:43 pm)
Re: [PATCH] i386: fix TSC clock source calibration error
, Dave Johnson
, (Fri Oct 19, 1:31 pm)
Re: [PATCH] i386: fix TSC clock source calibration error
, Ingo Molnar
, (Thu Oct 18, 4:57 am)
[PATCH] i386: fix TSC clock source calibration error [part 2]
, Dave Johnson
, (Fri Oct 19, 1:16 pm)
Re: [PATCH] i386: fix TSC clock source calibration error [pa...
, Ingo Molnar
, (Mon Oct 22, 7:42 am)
Re: [PATCH] i386: fix TSC clock source calibration error [pa...
, Hiroshi Shimamoto
, (Fri Oct 19, 2:01 pm)
Re: [PATCH] i386: fix TSC clock source calibration error [pa...
, Dave Johnson
, (Fri Oct 19, 2:34 pm)
Re: [PATCH] i386: fix TSC clock source calibration error
, Chuck Ebbert
, (Tue Oct 16, 11:11 am)
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