Date: Sun, 16 Mar 2008 20:09:45 -0700 From: "Kip Macy" <kip.macy@gmail.com> To: "Adrian Chadd" <adrian@freebsd.org> Cc: jgordeev@dir.bg, "Andrey V. Elsukov" <bu7cher@yandex.ru>, Robert Watson <rwatson@freebsd.org>, freebsd-hackers@freebsd.org Subject: Re: vkernel & GSoC, some questions Message-ID: <b1fa29170803162009h413e5a69v7f28a516e042120d@mail.gmail.com> In-Reply-To: <d763ac660803162006j66b5cdd4ob12e8c80829baa3b@mail.gmail.com> References: <47DBC800.8030601@dir.bg> <160451205650165@webmail50.yandex.ru> <20080316122108.S44049@fledge.watson.org> <d763ac660803162006j66b5cdd4ob12e8c80829baa3b@mail.gmail.com>
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On Sun, Mar 16, 2008 at 8:06 PM, Adrian Chadd <adrian@freebsd.org> wrote: > On 16/03/2008, Robert Watson <rwatson@freebsd.org> wrote: > > > Another avenue to consider is the Linux KVM virtualization technology, which > > is seeing a high level of interest in the Linux community and sounds > > increasingly mature and well-exercised. It would also offer interesting > > migration benefits for Linux users wanting to try FreeBSD, allowing them to > > trivially create new FreeBSD installs under their existing Linux install. We > > had an SoC project last year but I'm not sure what the outcome was; it would > > be useful to give Fabio a ping and see how things are going. Obviously, > > anyone doing this project would need to manage the license issues involved > > carefully. > > Wasn't part of the original KVM idea to support a "hypervisor" > interface to a parent, sort of Xen-like, providing interrupt, VM and > inter-VM "IPC" hooks? > > I remember seeing this stuff a while back but for some reason all I > read about KVM - outside of what Redhat are doing with it and Xen now > - focuses on hardware virtualisation. > > A BSD-licenced KVM hypervisor + FreeBSD kernel might be an interesting > project. I'm pretty sure Rusty wrote a very very lightweight KVM > hypervisor as a demonstration which may serve as a starting point for > things. Nope. It is called lguest, is GPL, IBM has the rights to it and has no interest in changing the license. Using KVM for architectural ideas while starting from a fresh codebase is really the only way to go if you are concerned with licensing. -Kip
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