[GIT PULL] cgroup fixes for v5.6-rc5

[Tejun Heo]

Hello, Linus.

* cgroup.procs listing related fixes. It didn't interlock properly
  with exiting tasks leaving a short window where a cgroup has empty
  cgroup.procs but still can't be removed and misbehaved on short
  reads.

* psi_show() crash fix on 32bit ino archs.

* Empty release_agent handling fix.

Thanks.

The following changes since commit 0bf999f9c5e74c7ecf9dafb527146601e5c848b9:

  linux/pipe_fs_i.h: fix kernel-doc warnings after @wait was split (2020-02-12 11:54:08 -0800)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup.git for-5.6-fixes

for you to fetch changes up to 2e5383d7904e60529136727e49629a82058a5607:

  cgroup1: don't call release_agent when it is "" (2020-03-04 11:53:33 -0500)

----------------------------------------------------------------
Michal Koutný (1):
      cgroup: Iterate tasks that did not finish do_exit()

Qian Cai (1):
      cgroup: fix psi_show() crash on 32bit ino archs

Tycho Andersen (1):
      cgroup1: don't call release_agent when it is ""

Vasily Averin (2):
      cgroup-v1: cgroup_pidlist_next should update position index
      cgroup: cgroup_procs_next should increase position index

 include/linux/cgroup.h    |  1 +
 kernel/cgroup/cgroup-v1.c |  3 ++-
 kernel/cgroup/cgroup.c    | 39 ++++++++++++++++++++++++++-------------
 3 files changed, 29 insertions(+), 14 deletions(-)

-- 
tejun