integrity service framework and provider

This is a request for comments for updates to the integrity service framework, previously accepted into -mm, and EVM a new integrity service provider. A new LSM module called Integrity Based Access Control(IBAC), a consumer of the integrity framework API, will be posted separately to the LSM mailing list.

A corresponding userspace utility package is available at
http://www.research.ibm.com/gsal/tcpa

Patch 1/6 integrity:new hooks
Patch 2/6 integrity:fs hook placement
Patch 3/6 integrity:EVM as an integrity service provider Patch 4/6 integrity:IMA integrity_measure() support Patch 5/6 integrity:mtime patch for mmap files Patch 6/6 integrity:TPM internal kernel interface