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From: Hollis Blanchard <hollisb-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
To: kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org
Subject: Re: help with understanding GPA/GVA issues
Date: Fri, 10 Aug 2007 15:16:54 +0000 (UTC)	[thread overview]
Message-ID: <f9hvh5$e8l$1@sea.gmane.org> (raw)
In-Reply-To: 1186718958.4866.15.camel@ghaskins-t60p.haskins.net

On Fri, 10 Aug 2007 00:09:18 -0400, Gregory Haskins wrote:
> 
> If so, how would I do this:  E.g. can I just pass the pointer, and then
> do gva_to_hpa() on the host?  Or do I need to prep the pointer before
> sending it?

We've talked about this a little in the
past: see the discussion around http://lkml.org/lkml/2007/1/7/60 (in
particular http://lkml.org/lkml/2007/1/7/126 ;) .

In short, please do *not* pass guest virtual addresses through a
paravirtual API.

-- 
Hollis Blanchard
IBM Linux Technology Center


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      parent reply	other threads:[~2007-08-10 15:16 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-08-10  4:09 help with understanding GPA/GVA issues Gregory Haskins
     [not found] ` <1186718958.4866.15.camel-5CR4LY5GPkvLDviKLk5550HKjMygAv58XqFh9Ls21Oc@public.gmane.org>
2007-08-10 14:32   ` Anthony Liguori
     [not found]     ` <46BC7709.4030807-rdkfGonbjUSkNkDKm+mE6A@public.gmane.org>
2007-08-10 14:40       ` Gregory Haskins
     [not found]         ` <1186756859.4866.31.camel-5CR4LY5GPkvLDviKLk5550HKjMygAv58XqFh9Ls21Oc@public.gmane.org>
2007-08-10 16:59           ` Avi Kivity
     [not found]             ` <46BC9978.3060801-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-08-10 19:47               ` Gregory Haskins
     [not found]                 ` <1186775254.4866.52.camel-5CR4LY5GPkvLDviKLk5550HKjMygAv58XqFh9Ls21Oc@public.gmane.org>
2007-08-10 20:12                   ` Anthony Liguori
2007-08-10 15:16 ` Hollis Blanchard [this message]

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