There are only a few mailing lists that are relevant to the Linux memory management subsystem:

|| Linux-MM || memory management specific || [http://marc.theaimsgroup.com/?l=linux-mm MARC] || majordomo@kvack.org ||
|| Linux-kernel || main Linux kernel development list || [http://lkml.org/ lkml.org] || majordomo@vger.kernel.org ||
|| kernelnewbies || for people who want to learn hacking the Linux kernel || [http://kernelnewbies.org/ Kernelnewbies] || ecartis@nl.linux.org ||