[PULL] revert arm backtrace fix, introduce client id tracking

[Rami Ylimäki]

  Hi Keith,

The following changes applied on top of current master branch 
(1a0d9324b3d9fd93e685066e0e5cea0611878c0d)

     Revert "Set DamageSetReportAfterOp to true for the damage 
extension" (#30260)

are available at:

     git://gitorious.org/rjy-fdo/xserver.git

Rami Ylimäki (3):
   Revert "os: Prevent backtrace from being stopped in noreturn
     functions."
   dix: Add facilities for client ID tracking.
   Xext: Use general OS functions to determine client command string in
     SELinux.

  Xext/xselinux_hooks.c        |   22 +--
  configure.ac                 |   28 ++--
  dix/Makefile.am              |    1 +
  dix/client.c                 |  345 
++++++++++++++++++++++++++++++++++++++++++
  dix/main.c                   |    3 +
  hw/xfree86/loader/sdksyms.sh |    1 +
  include/Makefile.am          |    1 +
  include/client.h             |   60 ++++++++
  include/dix-config.h.in      |    3 +
  include/os.h                 |    3 +
  os/Makefile.am               |   17 +--
  os/access.c                  |   76 +++++++++
  12 files changed, 517 insertions(+), 43 deletions(-)
  create mode 100644 dix/client.c
  create mode 100644 include/client.h