From: Hollis Blanchard <hollisb-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>
To: carsteno-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org
Cc: "kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org"
<kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>,
Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org>,
"Zhang,
Xiantao" <xiantao.zhang-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
Subject: Re: RFC/Patch 1/4 portability: split kvm_vm_ioctl v3
Date: Mon, 29 Oct 2007 10:54:49 -0500 [thread overview]
Message-ID: <1193673289.19609.2.camel@basalt> (raw)
In-Reply-To: <4725FB3A.1080609-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org>
On Mon, 2007-10-29 at 16:24 +0100, Carsten Otte wrote:
> Izik Eidus wrote:
> > i think KVM_SET_MEMORY_ALIAS, is useful not just to x86,
> >
> > avi talked with the ia64 guys and they told him that they have use for
> > this function.
> >
> > is it that bad for you?
> KVM_SET_USER_MEMORY_REGION is a superset of KVM_SET_MEMORY_ALIAS, at
> least that's how I read Avi's reply to Xiantaos comment. Avi, could
> you clarify this?
AFAICS, you can just issue two KVM_SET_USER_MEMORY_REGION ioctls in a
row, changing 'guest_phys_addr' and leaving 'userspace_addr' the same.
That will create an alias.
--
Hollis Blanchard
IBM Linux Technology Center
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next prev parent reply other threads:[~2007-10-29 15:54 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1193668687.7471.5.camel@cotte.boeblingen.de.ibm.com>
[not found] ` <1193668687.7471.5.camel-WIxn4w2hgUz3YA32ykw5MLlKpX0K8NHHQQ4Iyu8u01E@public.gmane.org>
2007-10-29 15:08 ` RFC/Patch 1/4 portability: split kvm_vm_ioctl v3 Carsten Otte
[not found] ` <1193670516.7471.37.camel-WIxn4w2hgUz3YA32ykw5MLlKpX0K8NHHQQ4Iyu8u01E@public.gmane.org>
2007-10-29 15:11 ` Izik Eidus
[not found] ` <1193670660.4484.26.camel-siXIhNkUrCXckEVJwWePHtCfPAL7FxvL@public.gmane.org>
2007-10-29 15:24 ` Carsten Otte
[not found] ` <4725FB3A.1080609-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org>
2007-10-29 15:54 ` Hollis Blanchard [this message]
2007-10-29 16:29 ` Carsten Otte
[not found] ` <47260A64.3010309-tA70FqPdS9bQT0dZR+AlfA@public.gmane.org>
2007-10-29 17:18 ` Izik Eidus
2007-10-30 2:58 ` Avi Kivity
2007-10-29 15:08 ` RFC/Patch 2/4 portability: move memory segmentation to x86.c Carsten Otte
2007-10-29 15:09 ` RFC/Patch 3/4 portability: move get/set_apic_base " Carsten Otte
2007-10-29 15:09 ` RFC/Patch 4/4 portability: move control register helper functions " Carsten Otte
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