[GIT PULL] cgroup fixes for v4.12-rc4

[Tejun Heo]

Hello, Linus.

Two cgroup fixes.  One to address RCU delay of cpuset removal
affecting userland visible behaviors.  The other fixes a race
condition between controller disable and cgroup removal.

Thanks.

The following changes since commit 2ea659a9ef488125eb46da6eb571de5eae5c43f6:

  Linux 4.12-rc1 (2017-05-13 13:19:49 -0700)

are available in the git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup.git for-4.12-fixes

for you to fetch changes up to 41c25707d21716826e3c1f60967f5550610ec1c9:

  cpuset: consider dying css as offline (2017-05-24 12:43:30 -0400)

----------------------------------------------------------------
Tejun Heo (1):
      cpuset: consider dying css as offline

Waiman Long (1):
      cgroup: Prevent kill_css() from being called more than once

 include/linux/cgroup-defs.h |  1 +
 include/linux/cgroup.h      | 20 ++++++++++++++++++++
 kernel/cgroup/cgroup.c      |  5 +++++
 kernel/cgroup/cpuset.c      |  4 ++--
 4 files changed, 28 insertions(+), 2 deletions(-)

-- 
tejun