[PATCHSET block/for-linus] Assorted blkcg fixes

[Tejun Heo]

Hello,

This patchset contains the following blkcg fixes.

 0001-blk-iolatency-clear-use_delay-when-io.latency-is-set.patch
 0002-blkcg-update-blkcg_print_stat-to-handle-larger-outpu.patch
 0003-blkcg-perpcu_ref-init-exit-should-be-done-from-blkg_.patch
 0004-blkcg-blkcg_activate_policy-should-initialize-ancest.patch
 0005-blkcg-writeback-dead-memcgs-shouldn-t-contribute-to-.patch

Please refer to each patch's description for details.  Patchset is
also available in the following git branch.

 git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup.git review-blkcg-fixes

Thanks.  diffstat follows.

 block/blk-cgroup.c    |   24 ++++++++++++------------
 block/blk-iolatency.c |    4 +++-
 fs/fs-writeback.c     |    8 +++++++-
 3 files changed, 22 insertions(+), 14 deletions(-)

--
tejun