cgroup changes for v3.4

Hello, Linus.

Please pull from the following branch to receive cgroup changes for v3.4.

git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup.git for-3.4

Out of the 8 commits, one fixes a long-standing locking issue around tasklist walking and others are cleanups.

Thanks.

Frederic Weisbecker (2):
cgroup: Remove wrong comment on cgroup_enable_task_cg_list()
cgroup: Walk task list under tasklist_lock in cgroup_enable_task_cg_list

Li Zefan (3):
cgroup: remove cgroup_attach_task_current_cg()
cgroup: move struct cgroup_pidlist out from the header file
cgroup: remove cgroup_subsys argument from callbacks

Mandeep Singh Baines (3):
cgroup: simplify double-check locking in cgroup_attach_proc
cgroup: replace tasklist_lock with rcu_read_lock
cgroup: remove extra calls to find_existing_css_set

 Documentation/cgroups/cgroups.txt |   26 ++--
 block/blk-cgroup.c                |   22 +--
 include/linux/cgroup.h            |   70 ++-------
 include/net/sock.h                |    7 +-
 include/net/tcp_memcontrol.h      |    2 +-
 kernel/cgroup.c                   |  327 +++++++++++++++---------------------
 kernel/cgroup_freezer.c           |   11 +-
 kernel/cpuset.c                   |   16 +--
 kernel/events/core.c              |   13 +-
 kernel/sched/core.c               |   20 +--
 mm/memcontrol.c                   |   48 ++----
 net/core/netprio_cgroup.c         |   10 +-
 net/core/sock.c                   |    6 +-
 net/ipv4/tcp_memcontrol.c         |    2 +-
 net/sched/cls_cgroup.c            |   10 +-
 security/device_cgroup.c          |   10 +-
 16 files changed, 228 insertions(+), 372 deletions(-)

--
tejun