Re: [PATCH v5 0/4] virtio-fs: shared file system for virtual machines

From: Vivek Goyal
Date: Wed Sep 11 2019 - 10:52:55 EST

On Tue, Sep 10, 2019 at 05:12:02PM +0200, Miklos Szeredi wrote:
> Git tree for this version is available here:
> git://
> Only post patches that actually add virtiofs (virtiofs-v5-base..virtiofs-v5).
> I've folded the series from Vivek and fixed a couple of TODO comments
> myself. AFAICS two issues remain that need to be resolved in the short
> term, one way or the other: freeze/restore and full virtqueue.

Hi Miklos,

We are already handling full virtqueue by waiting a bit and retrying.
I think TODO in virtio_fs_enqueue_req() is stale. Caller already
handles virtqueue full situation by retrying.

Havind said that, this could be improved by using some sort of wait
queue or completion privimitve.