linux-kernel - Re: [PATCH v3 3/6] vbus: add a "vbus-proxy" bus model

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Message-ID: <4A8AB0FE.1010204@redhat.com>
Date:	Tue, 18 Aug 2009 16:47:42 +0300
From:	Avi Kivity <avi@...hat.com>
To:	Gregory Haskins <gregory.haskins@...il.com>
CC:	Gregory Haskins <GHaskins@...ell.com>, mingo@...e.hu,
	alacrityvm-devel@...ts.sourceforge.net, mst@...hat.com,
	kvm@...r.kernel.org, linux-kernel@...r.kernel.org,
	netdev@...r.kernel.org
Subject: Re: [PATCH v3 3/6] vbus: add a "vbus-proxy" bus model

On 08/18/2009 04:19 PM, Gregory Haskins wrote:
> Yeah, exactly.  I think MMIO is particularly challenging because I don't
> know if there are any bits left to use.  But like I said, its a problem
> for another day IMO.
>    

x86_64 only uses 48 bits out of the 64 bits in a virtual address, so 
there are several guaranteed-unused bits.

-- 
error compiling committee.c: too many arguments to function

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