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Date:	Thu, 14 Jan 2010 18:00:19 -0800
From:	"H. Peter Anvin" <>
To:	Venkatesh Pallipadi <>
CC:	Ingo Molnar <>, Thomas Gleixner <>,
	Len Brown <>,
	Mark Hounschell <>,, "Rafael J. Wysocki" <>,
	Alain Knaff <>,
	Linus Torvalds <>,
	"Li, Shaohua" <>
Subject: Re: [patch 2/4] x86: Do not use hpet MSI as clockevent broadcast

On 01/14/2010 05:39 PM, Venkatesh Pallipadi wrote:
> Current kernel uses hpet MSI interrupts as both percpu clockevent device
> and also as clockevent broadcast device in place of IRQ0 timer.
> There seems to be issues with HPET MSI usage on some platforms. So,
> restrict it to be only used as a percpu clockevent device.

Any ideas of which platforms?  It would help avoiding "cargo cult
programming" in the future.

Other than that, I presume this is a .33 patch?


H. Peter Anvin, Intel Open Source Technology Center
I work for Intel.  I don't speak on their behalf.

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