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(parent: acbef75) | patch
cgroup: remove cgroup->control_kn
authorTejun Heo <tj@kernel.org>
Tue, 13 May 2014 16:16:22 +0000 (12:16 -0400)
committerTejun Heo <tj@kernel.org>
Tue, 13 May 2014 16:16:22 +0000 (12:16 -0400)
commitb7fc5ad235936379fae67a9f7b50bb53487a1a3a
tree90cb1aa86cf485d3e9d93942426d6ee14e2d14c4tree | snapshot
parentacbef755f40e204b8a6503fa79958d51a898762acommit | diff
cgroup: remove cgroup->control_kn

Now that cgroup_subtree_control_write() has access to the associated
kernfs_open_file and thus the kernfs_node, there's no need to cache it
in cgroup->control_kn on creation.  Remove cgroup->control_kn and use
@of->kn directly.

Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: Li Zefan <lizefan@huawei.com>
include/linux/cgroup.h diff | blob | blame | history
kernel/cgroup.c diff | blob | blame | history
Michael's Linux tree.