[Oneiric][pull request] Update/consolidate Yama

[Kees Cook]

The following changes since commit 0c01e3fb2b287e9558fbdaefa7b42cf02568cbd1:

  UBUNTU: Ubuntu-2.6.39-2.7 (2011-05-10 11:16:01 +0200)

are available in the git repository at:
  git://kernel.ubuntu.com/kees/ubuntu-oneiric.git master

Kees Cook (15):
      Revert "Yama: fix default relationship to check thread group"
      Revert "Yama: use thread group leader when creating match"
      Revert "UBUNTU: SAUCE: Yama: follow changes to generic_permission"
      Revert "UBUNTU: SAUCE: Yama: verify inode is symlink to avoid bind mounts"
      Revert "UBUNTU: SAUCE: Yama: search for PTRACE exceptions via thread group leader"
      Revert "UBUNTU: SAUCE: Yama: check PTRACE using thread group leader"
      Revert "UBUNTU: SAUCE: security: unconditionally chain to Yama LSM"
      Revert "UBUNTU: SAUCE: Yama: add PTRACE exception tracking and interface"
      Revert "UBUNTU: SAUCE: fix compilation warning when CONFIG_SECURITY is not set" 
      Revert "UBUNTU: SAUCE: security: create task_free security callback"
      Revert "UBUNTU: [Upstream] security: Yama LSM"
      UBUNTU: ubuntu: Yama - LSM hooks
      UBUNTU: ubuntu: Yama - create task_free security callback
      UBUNTU: ubuntu: Yama - add ptrace relationship tracking interface
      UBUNTU: ubuntu: Yama - unconditionally chain to Yama LSM

 Documentation/Yama.txt   |   38 +++++++++++++++++++++++++-------------
 security/yama/yama_lsm.c |   19 +++++++++++--------
 2 files changed, 36 insertions(+), 21 deletions(-)

(The above delta between reverts and commits are documentation clean-ups
and a minor bug fix in ptrace relationship clearing.)

Thanks!

-Kees

-- 
Kees Cook
Ubuntu Security Team