Revert "cgroup: add cgroup_subsys->css_e_css_changed()"
authorTejun Heo <tj@kernel.org>
Tue, 23 Feb 2016 03:25:46 +0000 (22:25 -0500)
committerTejun Heo <tj@kernel.org>
Tue, 23 Feb 2016 03:25:46 +0000 (22:25 -0500)
commit5eb385cc5ae1b31fbcdd727854a00c5a083f6b9b
tree21604a7113399dd392cb6be63205007eb21a2b45
parentb598dde354de22d87f664a7b99b8c21437da8efb
Revert "cgroup: add cgroup_subsys->css_e_css_changed()"

This reverts commit 56c807ba4e91f0980567b6a69de239677879b17f.

cgroup_subsys->css_e_css_changed() was supposed to be used by cgroup
writeback support; however, the change to per-inode cgroup association
made it unnecessary and the callback doesn't have any user.  Remove
it.

Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: Johannes Weiner <hannes@cmpxchg.org>
include/linux/cgroup-defs.h
kernel/cgroup.c