VirtFS support in bhyve
nvass at gmx.com
Tue Feb 2 14:31:40 UTC 2016
On 02/01/16 04:22, jceel at FreeBSD.org wrote:
> I'm working on virtio-9p (so-called VirtFS) support in bhyve. Project consists of two parts: BSD-licensed lib9p library and actual virtio-9p driver. Right now it's able to do filesystem passthrough using 9P2000.u protocol to Linux guests.
> You can check it out here: https://github.com/jceel/freebsd/tree/virtfs
> bhyve side: append `-s <n>,virtio-9p,sharename=/host/path`
> linux side: `mount -t 9p -o trans=virtio -o version=9p2000.u sharename /mnt/guest/path`
> Using 9p as root filesystem for Linux guests should work too.
> - Definitely in-kernel 9pfs filesystem support for FreeBSD guests using same lib9p library
> - 9P2000.L support (adds ACLs, extattrs, file locks, atomic reads/writes and so on)
> - Filesystem backend using AIO
> - Ability to export multiple trees for different "aname" values using one virtio-9p device (that's actually a low-hanging fruit)
> I'm looking forward to your feedback - keep in mind that's totally experimental/incomplete/nonworking code.
This is a very cool project! Does this apply to 10-STABLE also?
Could you provide a patch for the people who are not familiar with
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