On Tue, Dec 4, 2018 at 4:22 PM Vivek Goyal <vgoyal@xxxxxxxxxx> wrote: > Having said that, this still create little anomaly when mknod to client > is not allowed on context label. So a device file, which is on lower > and client can not open it for read/write on host, it can now be opened > for read/write because mounter will allow access. So why it is different > that regular copy up. Well, in regular copy up, we created a copy of > the original object and allowed writing to that object (cp --preserve=all) > model. But in case of device file, writes will go to same original > object. (And not a separate copy). That's true. In that sense copy up of special file should result in upper having the same label as of lower, right? Thanks, Miklos