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Commit 86f82d56 authored by Tejun Heo's avatar Tejun Heo
Browse files

cgroup: remove cgroup_subsys->populate() 



With memcg converted, cgroup_subsys->populate() doesn't have any user
left.  Remove it.

Signed-off-by: default avatarTejun Heo <tj@kernel.org>
Acked-by: default avatarLi Zefan <lizefan@huawei.com>
parent cbe128e3

include/linux/cgroup.h

+0 −1
Original line number Diff line number Diff line
@@ -472,7 +472,6 @@ struct cgroup_subsys { 
	void (*fork)(struct task_struct *task);

	void (*exit)(struct cgroup *cgrp, struct cgroup *old_cgrp,

		     struct task_struct *task);

	int (*populate)(struct cgroup_subsys *ss, struct cgroup *cgrp);

	void (*post_clone)(struct cgroup *cgrp);

	void (*bind)(struct cgroup *root);

kernel/cgroup.c

+0 −3
Original line number Diff line number Diff line
@@ -3842,9 +3842,6 @@ static int cgroup_populate_dir(struct cgroup *cgrp) 
	for_each_subsys(cgrp->root, ss) {

		struct cftype_set *set;



		if (ss->populate && (err = ss->populate(ss, cgrp)) < 0)

			return err;



		list_for_each_entry(set, &ss->cftsets, node)

			cgroup_addrm_files(cgrp, ss, set->cfts, true);

	}