This pull request adds the omitxattr flag which disables copying of extended attributes from the lowerdir.
It also adds an autodetection mechanism to determine whether the lowerdir supports extended attributes, which automatically enables omitxattr if lgetxattr(2) fails with ENOTSUP.
This pull request adds the omitxattr flag which disables copying of extended attributes from the lowerdir. It also adds an autodetection mechanism to determine whether the lowerdir supports extended attributes, which automatically enables omitxattr if lgetxattr(2) fails with ENOTSUP.