configure.ac: add a check for linux/mempolicy.h
testcases/kernel/hotplug/...:
- Enable memory hotplug build and install
- Cordon off mempolicy / numa dependent logic on systems where it isn't available for compile / linux.
- Remove ad hoc / mostly incorrect move_mempages logic.

Signed-off-by: Garrett Cooper <yanegomi@gmail.com>
10 files changed