[Virtio-fs] mount failed in virtio_fs dev 5.1

[Dr. David Alan Gilbert]

* piaojun (piaojun at huawei.com) wrote:
> Hi,
> 
> I got a problem when mounting virtiofs in kernel5.1 as below:
> 
> fuse: loading out-of-tree module taints kernel.
> fuse: module verification failed: signature and/or required key missing - tainting kernel
> fuse init (API version 7.29)
> virtio_fs virtio1: Cache len: 0x80000000 @ 0x180000000
> virtio1 initialised, 524288 pages in 12ms
> virtio_fs_find_instance: fs->tag myfs, tag /dev/null
> virtio-fs: tag </dev/null> not found
> Mounting FUSE Control File System...
> [/bin/bash]: [mount -t virtio_fs /dev/null /mnt/virtiofs/ -o tag=myfs] return code=[32], execute failed by [root(uid=0)] from [pts/0 (9.4.90.78)]
> 
> And my kernel code is:
> https://github.com/rhvgoyal/linux/commits/virtio-fs-dev-5.1
> 
> I wonder if the mount command has been changed?

There was a change that went in last night, I believe the new format is:

mount -t virtio_fs myfs /mnt/virtiofs/

with the tagname going into the device position.

Does that work?

Dave


> Thanks,
> Jun
> 
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--
Dr. David Alan Gilbert / dgilbert at redhat.com / Manchester, UK