From: Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
To: Gerd Hoffmann <kraxel-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
Cc: kvm-devel <kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>
Subject: Re: [ANNOUNCE] kvm-46 release
Date: Sat, 13 Oct 2007 09:13:32 +0200 [thread overview]
Message-ID: <4710701C.2040200@qumranet.com> (raw)
In-Reply-To: <470F2806.8090902-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
Gerd Hoffmann wrote:
> Avi Kivity wrote:
>
>> We've now switched to allocating guest memory in userspace rather than
>> in the kernel.
>>
>
> Hmm, a quick glimpse over kvmctl.h doesn't show an obvious way how to
> use that. If I want to back vm memory with a file mapping, how can I do
> that?
>
kvmctl.h doesn't expose an API for that currently, though is should be
fairly trivial to do so. The kernel API is straightforward: take this
bunch of memory and present it to a guest at some address. The kernel
doesn't care if the memory came from a file mmap() or some other source.
--
Do not meddle in the internals of kernels, for they are subtle and quick to panic.
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next prev parent reply other threads:[~2007-10-13 7:13 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-10 8:28 [ANNOUNCE] kvm-46 release Avi Kivity
[not found] ` <470C8D28.2060408-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-10-10 8:39 ` Jun Koi
[not found] ` <fdaac4d50710100139v204e0e1du21efc51df95f77e7-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2007-10-10 8:41 ` Avi Kivity
[not found] ` <470C9034.2000206-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-10-10 9:04 ` Jun Koi
[not found] ` <fdaac4d50710100204n23a3486bk3012fa995b14455d-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2007-10-10 9:07 ` Avi Kivity
[not found] ` <470C9660.8090700-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-10-11 1:02 ` Jun Koi
[not found] ` <fdaac4d50710101802u27013e48l8c88641a904f6ef8-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2007-10-11 1:13 ` Anthony Liguori
2007-10-10 9:52 ` Farkas Levente
[not found] ` <470CA0DB.8020303-lWVWdrzSO4GHXe+LvDLADg@public.gmane.org>
2007-10-10 10:08 ` Avi Kivity
[not found] ` <470CA4AA.6020909-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-10-10 10:18 ` Farkas Levente
2007-10-10 10:16 ` Farkas Levente
2007-10-10 11:24 ` Farkas Levente
[not found] ` <470CB672.4070209-lWVWdrzSO4GHXe+LvDLADg@public.gmane.org>
2007-10-10 11:28 ` Avi Kivity
[not found] ` <470CB75E.4000404-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-10-10 11:35 ` Farkas Levente
[not found] ` <470CB91A.1020508-lWVWdrzSO4GHXe+LvDLADg@public.gmane.org>
2007-10-10 11:58 ` Avi Kivity
[not found] ` <470CBE58.3040807-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-10-10 12:49 ` Farkas Levente
[not found] ` <470CCA61.3080007-lWVWdrzSO4GHXe+LvDLADg@public.gmane.org>
2007-10-13 7:18 ` Avi Kivity
[not found] ` <47107150.3000106-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-10-15 14:22 ` Farkas Levente
2007-10-10 13:39 ` Daniel P. Berrange
[not found] ` <20071010133912.GB1894-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2007-10-10 13:39 ` Avi Kivity
[not found] ` <470CD61A.4090103-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-10-10 13:49 ` Haydn Solomon
[not found] ` <b75785ba0710100649y3903f0ccma8c687d033fffec7-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2007-10-10 14:59 ` Dor Laor
[not found] ` <470CE8E7.7010001-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-10-10 15:22 ` Haydn Solomon
2007-10-12 7:53 ` Gerd Hoffmann
[not found] ` <470F2806.8090902-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2007-10-13 7:13 ` Avi Kivity [this message]
[not found] ` <4710701C.2040200-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-10-15 10:44 ` Gerd Hoffmann
[not found] ` <47134476.1050609-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2007-10-15 11:00 ` Gerd Hoffmann
[not found] ` <47134857.9030102-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2007-10-15 11:06 ` Izik Eidus
[not found] ` <1192446374.6578.0.camel-siXIhNkUrCXckEVJwWePHtCfPAL7FxvL@public.gmane.org>
2007-10-15 11:15 ` Gerd Hoffmann
[not found] ` <47134BC0.1000008-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2007-10-15 11:24 ` Izik Eidus
[not found] ` <1192447442.6911.5.camel-siXIhNkUrCXckEVJwWePHtCfPAL7FxvL@public.gmane.org>
2007-10-15 11:44 ` Gerd Hoffmann
[not found] ` <47135284.1060106-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2007-10-17 10:07 ` [patch] kvmctl.c: allow custom memory setup Gerd Hoffmann
[not found] ` <4715DEFC.8010507-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2007-10-17 22:46 ` Izik Eidus
[not found] ` <471690D2.2060204-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-10-17 22:56 ` Izik Eidus
2007-10-18 7:39 ` Gerd Hoffmann
[not found] ` <47170D95.1050603-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2007-10-18 8:10 ` Dor Laor
[not found] ` <471714FC.6050703-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-10-18 10:18 ` Gerd Hoffmann
[not found] ` <47173300.70907-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2007-10-18 10:30 ` Izik Eidus
[not found] ` <1192703432.3175.18.camel-siXIhNkUrCXckEVJwWePHtCfPAL7FxvL@public.gmane.org>
2007-10-18 10:39 ` Avi Kivity
[not found] ` <471737E8.6000708-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-10-18 11:06 ` Gerd Hoffmann
[not found] ` <47173E21.3010502-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2007-10-18 11:21 ` Avi Kivity
[not found] ` <471741D1.7000500-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-10-18 12:24 ` Gerd Hoffmann
[not found] ` <47175088.7000507-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2007-10-18 12:34 ` Avi Kivity
[not found] ` <471752BC.90600-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-10-18 15:29 ` Gerd Hoffmann
[not found] ` <47177BCF.7010309-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2007-10-18 16:43 ` Avi Kivity
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