| Date | Fri, 6 Sep 2019 13:05:34 +0100 | From | Stefan Hajnoczi <> | Subject | Re: [PATCH 16/18] virtiofs: Use virtio_fs_mutex for races w.r.t ->remove and mount path |
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On Thu, Sep 05, 2019 at 03:48:57PM -0400, Vivek Goyal wrote: > It is possible that a mount is in progress and device is being removed at > the same time. Use virtio_fs_mutex to avoid races. > > This also takes care of bunch of races and removes some TODO items. > > Signed-off-by: Vivek Goyal <vgoyal@redhat.com> > --- > fs/fuse/virtio_fs.c | 32 ++++++++++++++++++++++---------- > 1 file changed, 22 insertions(+), 10 deletions(-)
Let's move to a per-device mutex in the future. That way a single device that fails to drain/complete requests will not hang all other virtio-fs instances. This is fine for now.
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> [unhandled content-type:application/pgp-signature] |