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Date: Sun, 21 Oct 2012 16:02:44 +0200
Message-ID: <CAFLxGvzLOa-BibZ39_yMEC70AseEPbtjcNGk6jLwaAVsU2ujwA@mail.gmail.com>
Subject: Re: [GIT PULL] Linux KVM tool for v3.7-rc0
From: richard -rw- weinberger <richard.weinberger@gmail.com>
To: Ingo Molnar <mingo@kernel.org>
Cc: Christoph Hellwig <hch@infradead.org>, Dave Airlie <airlied@gmail.com>,
        Borislav Petkov <bp@alien8.de>,
        Stephen Rothwell <sfr@canb.auug.org.au>,
        Pekka Enberg <penberg@kernel.org>,
        Linus Torvalds <torvalds@linux-foundation.org>,
        Andrew Morton <akpm@linux-foundation.org>, Avi Kivity <avi@redhat.com>,
        linux-kernel@vger.kernel.org
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On Sun, Oct 21, 2012 at 2:59 PM, Ingo Molnar <mingo@kernel.org> wrote:
> You are wrong on three counts:
>
>  - As I mentioned it in my first mail to you this is not the
>    same as 'vm run': you still have a qemu-root.img while
>    tools/kvm does not ...
>
>    'vm run' works without having any disk image around, it just
>    uses the existing distro binaries and boots them, sharing the
>    host file system.
>
>  - automatic, transparent host filesystem sharing is another
>    useful feature: I can copy files in/out of the virtual
>    machine using the host filesystem.
>
>  - transparent networking is up and running straight away

qemu supports all these features.
E.g. to access the host fs use:
qemu ... \
  -fsdev local,security_model=passthrough,id=fsdev-root,path=/your/root/,readonly
\
  -device virtio-9p-pci,id=fs-root,fsdev=fsdev-root,mount_tag=rootshare

-- 
Thanks,
//richard
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