Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
MIME-Version: 1.0
References: <20190910151206.4671-1-mszeredi@redhat.com> <20190911155208.GA20527@stefanha-x1.localdomain>
 <CAJfpegsorJKWoqRyThCfgLUyXiK7TLjSwmh5DqC8cytYRE4TLw@mail.gmail.com>
 <20190912125424.GJ23174@stefanha-x1.localdomain> <CAOssrKc=jv7RfzUWp-SoH7Bo-58XspSKpN1Asz-QMrA6wsVXdQ@mail.gmail.com>
In-Reply-To: <CAOssrKc=jv7RfzUWp-SoH7Bo-58XspSKpN1Asz-QMrA6wsVXdQ@mail.gmail.com>
From:   Miklos Szeredi <miklos@szeredi.hu>
Date:   Thu, 12 Sep 2019 16:12:04 +0200
Message-ID: <CAJfpeguWB_6M1kr0ORQCvLgk3EQKxHisk0bQ2Os++dysfuXKmw@mail.gmail.com>
Subject: Re: [PATCH v5 0/4] virtio-fs: shared file system for virtual machines
To:     Miklos Szeredi <mszeredi@redhat.com>
Cc:     Stefan Hajnoczi <stefanha@redhat.com>,
        virtualization@lists.linux-foundation.org,
        linux-fsdevel <linux-fsdevel@vger.kernel.org>,
        lkml <linux-kernel@vger.kernel.org>,
        "Michael S. Tsirkin" <mst@redhat.com>,
        Vivek Goyal <vgoyal@redhat.com>,
        "Dr. David Alan Gilbert" <dgilbert@redhat.com>
Content-Type: text/plain; charset="UTF-8"
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

On Thu, Sep 12, 2019 at 3:07 PM Miklos Szeredi <mszeredi@redhat.com> wrote:

> Is this a regression from 9p?

Let me answer myself: 9p seems to behave similarly: after
suspend/resume it hangs.

So added -EOPNOTSUPP + pr_warn() to the freeze function and verified
that this fixes the bad behavior.

Thanks,
Miklos