When an O_TMPFILE file is linked into a directory with a POSIX
default ACL, the file should inherit the default ACL and the umask
needs to be ignored.
[eguan introduced testdir var and added test to acl group]
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Reviewed-by: Eryu Guan <eguan@redhat.com>
Signed-off-by: Eryu Guan <eguan@redhat.com>