Re: [Virtio-fs] [PATCH 7/7] virtiofsd: Set req->reply_sent right after sending reply

["Dr. David Alan Gilbert" <dgilbert@redhat.com>]

* Vivek Goyal (vgoyal@redhat.com) wrote:
> On Thu, May 13, 2021 at 03:50:13PM -0500, Connor Kuehl wrote:
> > On 5/11/21 4:37 PM, Vivek Goyal wrote:
> > > There is no reason to set it in label "err". We should be able to set
> > > it right after sending reply. It is easier to read.
> > > 
> > > Signed-off-by: Vivek Goyal <vgoyal@redhat.com>
> > > ---
> > >  tools/virtiofsd/fuse_virtio.c | 5 +----
> > >  1 file changed, 1 insertion(+), 4 deletions(-)
> > > 
> > > diff --git a/tools/virtiofsd/fuse_virtio.c b/tools/virtiofsd/fuse_virtio.c
> > > index aa53808ef9..b1767dd5b9 100644
> > > --- a/tools/virtiofsd/fuse_virtio.c
> > > +++ b/tools/virtiofsd/fuse_virtio.c
> > > @@ -446,12 +446,9 @@ int virtio_send_data_iov(struct fuse_session *se, struct fuse_chan *ch,
> > >      vu_queue_notify(dev, q);
> > >      pthread_mutex_unlock(&qi->vq_lock);
> > >      vu_dispatch_unlock(qi->virtio_dev);
> > > +    req->reply_sent = true;
> > >  
> > >  err:
> > 
> > Just a really minor comment: after all these changes, I would venture
> > that "out" is a more appropriate label name than "err" at this point.
> 
> May be. This path is used both by error path as well as success path. Just
> that value of "ret" changes. I am not particular about it. So I will
> change this to "out".

Well, if it only does 'return ret' we can get rid of the
label and just do return's at the places that did the goto's.

Dave

> Thanks
> Vivek
> > 
> > > -    if (ret == 0) {
> > > -        req->reply_sent = true;
> > > -    }
> > > -
> > >      return ret;
> > >  }
> > >  
> > > 
> > 
> 
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-- 
Dr. David Alan Gilbert / dgilbert@redhat.com / Manchester, UK