Quoting Miklos Szeredi (miklos@xxxxxxxxxx): > > What do you think about doing this only if FS_SAFE is also set, > > so for instance at first only FUSE would allow itself to be > > made user-mountable? > > > > A safe thing to do, or overly intrusive? > > It goes somewhat against the "no policy in kernel" policy ;). I think > the warning in the documentation should be enough to make sysadmins > think twice before doing anything foolish: Warning in which documentation? A sysadmin considering setting fs_safe for ext2 or xfs isn't going to be looking at fuse docs, which I think is what you're talking about. Are you going to add a file under Documentation/filesystems? > > +Care should be taken when enabling this, since most > > +filesystems haven't been designed with unprivileged mounting > > +in mind. > > + > > BTW, filesystems like 'proc' and 'sysfs' should also be safe, although > the only use for them being marked safe is if the users are allowed to > umount them from their private namespace (otherwise a 'mount --bind' > has the same effect as a new mount). > > Thanks, > Miklos - To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html