(I have merged a number of the same bugs into this one) If architectures don't support CAS, they need to have AO_REQUIRE_CAS pre-defined to enable emulation.
See the README @ http://www.hpl.hp.com/research/linux/atomic_ops/README.txt -i -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org