On Wed, Jul 21, 2010 at 2:27 AM, Dallas Lee <mswpl...@gmail.com> wrote: > Hi, > I have trying to use the virtio-9p for my linux in QEMU, but without > success. > Here is my option for booting my qemu: > i386-softmmu/qemu -kernel bzImage -append "console=ttyS0 > video=uvesafb:ywrap,overlay:rgb16,480x800...@60 root=/dev/nfs rw > nfsroot=10.0.2.2:/root,udp ip=10.0.2.16:::::eth0:none 5" -net > nic,model=virtio -net user -soundhw all -usb -serial > telnet:localhost:1200,server -vga std -m 512 -L ./pc-bios -bios bios.bin > -virtfs > local,path=/home/dallas/nfs,security_model=passthrough,mount_tag=v_tmp > > The virtio network is working, I could mount the nfs through virio net. > And in the guest linux, I tried to mount v9fs by using following command: > mount -t 9p -o trans=virtio -o debug=0xFFFF v_tmp /mnt > but unfortunately I got the error: > mount: mounting v_tmp on /mnt failed: No such device > And I can't find the v_tmp neither in /sys/devices/virtio-pci/virtio1/ nor > in /sys/bus/virtio/drivers/9pnet_virtio/virtio1/ > And before building the kernel, I enabled the Plan 9 Ressource Sharing > Support under File System/Network File System, I also enabled the following > configures: > PARAVIRT_GUEST: > -> Processor type and features > -> Paravirtualized guest support > LGUEST_GUEST: > -> Processor type and features > -> Paravirtualized guest support > -> Lguest guest support > VIRTIO_PCI: > -> Virtualization (VIRTUALIZATION [=y]) > -> PCI driver for virtio devices > VIRTIO_BLK: > -> Device Drivers > -> Block devices (BLK_DEV [=y]) > -> Virtio block driver > VIRTIO_NET: > -> Device Drivers > -> Network device support (NETDEVICES [=y]) > -> Virtio network driver > Would you please help me to find out the problem why I couldn't mount the > v9fs? > Thank you very much! > BR, > Dallas
Hi Dallas, what does 'lspci -vv' in the guest show? Is there a device for virtio_9p? do you have CONFIG_NET_9P_VIRTIO=y in your kernel's .config? Cam