[Virtio-fs] [PATCH] fuse: refcount FORGET requests

[Vivek Goyal]

On Fri, May 31, 2019 at 11:44:55AM -0700, Liu Bo wrote:
> On Fri, May 31, 2019 at 09:22:28AM -0400, Vivek Goyal wrote:
> > On Fri, May 31, 2019 at 05:24:03PM +0800, Peng Tao wrote:
> > > Right now FORGET requests are not tracked and they might be sent
> > > after DESTROY request.
> > 
> > How does that happen?
> >
> 
> A bit more details, it is those FORGETs that remain in HIGHPRI vq,
> sent before DESTROY but not yet processed by daemon before DESTROY
> gets back to guest, then they get processed after the 2nd INIT.

I just posted 3 patches to make sure forget request is not sent after
destroy. Can you give it a try and see if it solves the problem.

I also pushed my changes to this branch.

https://github.com/rhvgoyal/linux/commits/flush-forget

Vivek