Re: [GIT PULL] Linux KVM tool for v3.7-rc0

From: richard -rw- weinberger
Date: Sun Oct 21 2012 - 10:02:45 EST

On Sun, Oct 21, 2012 at 2:59 PM, Ingo Molnar <mingo@xxxxxxxxxx> 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

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