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Date: Thu, 13 Jan 2011 15:48:52 -0800
From: Greg KH <greg@kroah.com>
To: Yinghai Lu <yinghai@kernel.org>
Cc: Thomas Gleixner <tglx@linutronix.de>,
        Benjamin Herrenschmidt <benh@kernel.crashing.org>,
        Andrew Morton <akpm@linux-foundation.org>, Ingo Molnar <mingo@elte.hu>,
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        Christoph Lameter <cl@linux.com>, Tejun Heo <tj@kernel.org>
Subject: Re: [RFC PATCH] x86: Add safe_udelay() and safe_msleep()
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On Thu, Jan 13, 2011 at 03:04:28PM -0800, Yinghai Lu wrote:
> > 
> > What the hell is the root problem ?
> 
> for patch
> 
> x86: usb handoff in early_quirk
> 
> some systems keep getting
>   APIC calibration not consistent with PM-Timer: 139ms instead of 100ms
>   APIC delta adjusted to PM-Timer: 831249 (1163736)
> 
> USB legacy SMI handler is not disabled at that time.

But is that causing a real problem?  You never answered that question
when I asked it in the past, which makes me think that all of this work
is for no good reason.

thanks,

greg k-h