MS_KERNMOUNT     1940 fs/namespace.c 		   MS_NOATIME | MS_NODIRATIME | MS_RELATIME| MS_KERNMOUNT);
MS_KERNMOUNT       58 fs/proc/root.c 	if (flags & MS_KERNMOUNT)
MS_KERNMOUNT      980 fs/super.c     	return vfs_kern_mount(type, MS_KERNMOUNT, type->name, data);