linux-master/security/commoncap.c

415 		root = le32_to_cpu(nscap->rootid);
449 			nscap->rootid = cpu_to_le32(mappedroot);
498 	uid_t rootid = 0;
501 		rootid = le32_to_cpu(nscap->rootid);
503 	return VFSUIDT_INIT(make_kuid(task_ns, rootid));
520  * xattr to change from v2 to v3, or to fixup the v3 rootid.
540 	kuid_t rootid;
559 	rootid = from_vfsuid(idmap, fs_ns, vfsrootid);
560 	if (!uid_valid(rootid))
563 	nsrootid = from_kuid(fs_ns, rootid);
571 	nscap->rootid = cpu_to_le32(nsrootid);
682 		rootkuid = make_kuid(fs_ns, le32_to_cpu(nscaps->rootid));
714 	cpu_caps->rootid = vfsuid_into_kuid(rootvfsuid);