[Virtio-fs] [PATCH] virtiofsd: simplify setup_remount_slave

[Stefan Hajnoczi]

On Wed, Aug 14, 2019 at 10:27:51AM +0800, Peng Tao wrote:
> We can just use MS_REC to propagate MS_SLAVE. This would also allow us
> to close a race window between reading proc mountinfo and calling
> mount(MS_SLAVE) for each entry, vs. others umounting the mount point in
> parallel.
> 
> Signed-off-by: Peng Tao <tao.peng at linux.alibaba.com>
> ---
>  contrib/virtiofsd/passthrough_ll.c | 53 ++----------------------------
>  1 file changed, 3 insertions(+), 50 deletions(-)

Let's try it!

Reviewed-by: Stefan Hajnoczi <stefanha at redhat.com>
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