def scan_all_files():
allpkgparts = PortageInterface.get_fileinfo_from_vdb(
[os.path.join(path, file)
for configbasedir in PortageInterface.get_config_protect(
Config.Backend)
for (path, dir, files) in os.walk(configbasedir)
for file in files])
return len([EtcProposalConfigFile(pkgpart.path).update_unmodified(pkgpart.md5) for pkgpart in allpkgparts.values()])
