1899 static int cgroup2_parse_param(struct fs_context *fc, struct fs_parameter *param)  in cgroup2_parse_param()  argument
1901 	struct cgroup_fs_context *ctx = cgroup_fc2context(fc);  in cgroup2_parse_param()
1905 	opt = fs_parse(fc, cgroup2_fs_parameters, param, &result);  in cgroup2_parse_param()
1954 static int cgroup_reconfigure(struct fs_context *fc)  in cgroup_reconfigure()  argument
1956 	struct cgroup_fs_context *ctx = cgroup_fc2context(fc);  in cgroup_reconfigure()
2109 int cgroup_do_get_tree(struct fs_context *fc)  in cgroup_do_get_tree()  argument
2111 	struct cgroup_fs_context *ctx = cgroup_fc2context(fc);  in cgroup_do_get_tree()
2115 	if (fc->fs_type == &cgroup2_fs_type)  in cgroup_do_get_tree()
2119 	ret = kernfs_get_tree(fc);  in cgroup_do_get_tree()
2127 		struct super_block *sb = fc->root->d_sb;  in cgroup_do_get_tree()
2139 		dput(fc->root);  in cgroup_do_get_tree()
2145 		fc->root = nsdentry;  in cgroup_do_get_tree()
2157 static void cgroup_fs_context_free(struct fs_context *fc)  in cgroup_fs_context_free()  argument
2159 	struct cgroup_fs_context *ctx = cgroup_fc2context(fc);  in cgroup_fs_context_free()
2164 	kernfs_free_fs_context(fc);  in cgroup_fs_context_free()
2168 static int cgroup_get_tree(struct fs_context *fc)  in cgroup_get_tree()  argument
2170 	struct cgroup_fs_context *ctx = cgroup_fc2context(fc);  in cgroup_get_tree()
2177 	ret = cgroup_do_get_tree(fc);  in cgroup_get_tree()
2201 static int cgroup_init_fs_context(struct fs_context *fc)  in cgroup_init_fs_context()  argument
2211 	fc->fs_private = &ctx->kfc;  in cgroup_init_fs_context()
2212 	if (fc->fs_type == &cgroup2_fs_type)  in cgroup_init_fs_context()
2213 		fc->ops = &cgroup_fs_context_ops;  in cgroup_init_fs_context()
2215 		fc->ops = &cgroup1_fs_context_ops;  in cgroup_init_fs_context()
2216 	put_user_ns(fc->user_ns);  in cgroup_init_fs_context()
2217 	fc->user_ns = get_user_ns(ctx->ns->user_ns);  in cgroup_init_fs_context()
2218 	fc->global = true;  in cgroup_init_fs_context()
2269 static int cpuset_init_fs_context(struct fs_context *fc)  in cpuset_init_fs_context()  argument
2275 	err = cgroup_init_fs_context(fc);  in cpuset_init_fs_context()
2281 	fc->ops = &cpuset_fs_context_ops;  in cpuset_init_fs_context()
2283 	ctx = cgroup_fc2context(fc);  in cpuset_init_fs_context()
2289 	put_filesystem(fc->fs_type);  in cpuset_init_fs_context()
2290 	fc->fs_type = &cgroup_fs_type;  in cpuset_init_fs_context()