linux-kernel - Re: [patch 2/2] x86: arch specific support for remapping HPET MSIs

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Message-ID: <20090810095836.1f86433b@jbarnes-g45>
Date:	Mon, 10 Aug 2009 09:58:36 -0700
From:	Jesse Barnes <jbarnes@...tuousgeek.org>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	Suresh Siddha <suresh.b.siddha@...el.com>, tglx@...utronix.de,
	hpa@...or.com, linux-kernel@...r.kernel.org,
	Venkatesh Pallipadi <venkatesh.pallipadi@...el.com>,
	David Woodhouse <dwmw2@...radead.org>,
	Jay Fenlason <fenlason@...hat.com>
Subject: Re: [patch 2/2] x86: arch specific support for remapping HPET MSIs

On Sat, 8 Aug 2009 17:12:54 +0200
Ingo Molnar <mingo@...e.hu> wrote:

> 
> * Suresh Siddha <suresh.b.siddha@...el.com> wrote:
> 
> > x86 arch support for remapping HPET MSI's by associating the HPET 
> > timer block with the interrupt-remapping HW unit and setting up 
> > appropriate irq_chip
> 
> interesting. This means we'd materially utilize the irq-remapper not 
> just on relatively obscure, virtualization related setups, but also 
> in the native x86 bootup mode, on all (hpet+remap capable) Linux 
> systems?
> 
> I like it - but i'll defer to Thomas to queue it up.

I guess this set should go through either the iommu or -tip tree.

-- 
Jesse Barnes, Intel Open Source Technology Center
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