From: Ingo Molnar <mingo@elte.hu>
To: Dave Johnson <djohnson+linux-kernel@sw.starentnetworks.com>
Cc: linux-kernel@vger.kernel.org,
Thomas Gleixner <tglx@linutronix.de>, Greg KH <gregkh@suse.de>,
Chris Wright <chrisw@sous-sol.org>
Subject: Re: [PATCH] i386: fix TSC clock source calibration error [part 2]
Date: Mon, 22 Oct 2007 13:42:03 +0200 [thread overview]
Message-ID: <20071022114203.GA27713@elte.hu> (raw)
In-Reply-To: <18200.59017.358372.378373@zeus.sw.starentnetworks.com>
* Dave Johnson <djohnson+linux-kernel@sw.starentnetworks.com> wrote:
> 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
next prev parent reply other threads:[~2007-10-22 11:42 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-16 14:50 [PATCH] i386: fix TSC clock source calibration error Dave Johnson
2007-10-16 15:11 ` Chuck Ebbert
2007-10-18 8:57 ` Ingo Molnar
2007-10-19 17:16 ` [PATCH] i386: fix TSC clock source calibration error [part 2] Dave Johnson
2007-10-19 18:01 ` Hiroshi Shimamoto
2007-10-19 18:34 ` Dave Johnson
2007-10-22 11:42 ` Ingo Molnar [this message]
2007-10-18 20:43 ` [PATCH] i386: fix TSC clock source calibration error Daniel Walker
2007-10-19 17:31 ` Dave Johnson
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