On Mon, Jun 20, 2016 at 12:21:19PM -0500, Eric W. Biederman wrote: > Replace the call of fs_fully_visible in do_new_mount from before the > new superblock is allocated with a call of mount_too_revealing after > the superblock is allocated. This winds up being a much better location > for maintainability of the code. > > The first change this enables is the replacement of FS_USERNS_VISIBLE > with SB_I_USERNS_VISIBLE. Moving the flag from struct filesystem_type > to sb_iflags on the superblock. > > Unfortunately mount_too_revealing fundamentally needs to touch > mnt_flags adding several MNT_LOCKED_XXX flags at the appropriate > times. If the mnt_flags did not need to be touched the code > could be easily moved into the filesystem specific mount code. > > Signed-off-by: "Eric W. Biederman" <ebiederm@xxxxxxxxxxxx> Acked-by: Seth Forshee <seth.forshee@xxxxxxxxxxxxx> -- 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
