61 	int idx;  in hugetlb_cgroup_have_usage()  local
63 	for (idx = 0; idx < hugetlb_max_hstate; idx++) {  in hugetlb_cgroup_have_usage()
64 		if (page_counter_read(&h_cg->hugepage[idx]))  in hugetlb_cgroup_have_usage()
75 	int idx;  in hugetlb_cgroup_css_alloc()  local
82 		for (idx = 0; idx < HUGE_MAX_HSTATE; idx++)  in hugetlb_cgroup_css_alloc()
83 			page_counter_init(&h_cgroup->hugepage[idx],  in hugetlb_cgroup_css_alloc()
84 					  &parent_h_cgroup->hugepage[idx]);  in hugetlb_cgroup_css_alloc()
87 		for (idx = 0; idx < HUGE_MAX_HSTATE; idx++)  in hugetlb_cgroup_css_alloc()
88 			page_counter_init(&h_cgroup->hugepage[idx], NULL);  in hugetlb_cgroup_css_alloc()
109 static void hugetlb_cgroup_move_parent(int idx, struct hugetlb_cgroup *h_cg,  in hugetlb_cgroup_move_parent()  argument
130 		page_counter_charge(&parent->hugepage[idx], nr_pages);  in hugetlb_cgroup_move_parent()
132 	counter = &h_cg->hugepage[idx];  in hugetlb_cgroup_move_parent()
150 	int idx = 0;  in hugetlb_cgroup_css_offline()  local
156 				hugetlb_cgroup_move_parent(idx, h_cg, page);  in hugetlb_cgroup_css_offline()
159 			idx++;  in hugetlb_cgroup_css_offline()
165 int hugetlb_cgroup_charge_cgroup(int idx, unsigned long nr_pages,  in hugetlb_cgroup_charge_cgroup()  argument
178 	if (huge_page_order(&hstates[idx]) < HUGETLB_CGROUP_MIN_ORDER)  in hugetlb_cgroup_charge_cgroup()
189 	ret = page_counter_try_charge(&h_cg->hugepage[idx], nr_pages, &counter);  in hugetlb_cgroup_charge_cgroup()
197 void hugetlb_cgroup_commit_charge(int idx, unsigned long nr_pages,  in hugetlb_cgroup_commit_charge()  argument
211 void hugetlb_cgroup_uncharge_page(int idx, unsigned long nr_pages,  in hugetlb_cgroup_uncharge_page()  argument
223 	page_counter_uncharge(&h_cg->hugepage[idx], nr_pages);  in hugetlb_cgroup_uncharge_page()
227 void hugetlb_cgroup_uncharge_cgroup(int idx, unsigned long nr_pages,  in hugetlb_cgroup_uncharge_cgroup()  argument
233 	if (huge_page_order(&hstates[idx]) < HUGETLB_CGROUP_MIN_ORDER)  in hugetlb_cgroup_uncharge_cgroup()
236 	page_counter_uncharge(&h_cg->hugepage[idx], nr_pages);  in hugetlb_cgroup_uncharge_cgroup()
274 	int ret, idx;  in hugetlb_cgroup_write()  local
286 	idx = MEMFILE_IDX(of_cft(of)->private);  in hugetlb_cgroup_write()
291 		ret = page_counter_limit(&h_cg->hugepage[idx], nr_pages);  in hugetlb_cgroup_write()
335 static void __init __hugetlb_cgroup_file_init(int idx)  in __hugetlb_cgroup_file_init()  argument
339 	struct hstate *h = &hstates[idx];  in __hugetlb_cgroup_file_init()
347 	cft->private = MEMFILE_PRIVATE(idx, RES_LIMIT);  in __hugetlb_cgroup_file_init()
354 	cft->private = MEMFILE_PRIVATE(idx, RES_USAGE);  in __hugetlb_cgroup_file_init()
360 	cft->private = MEMFILE_PRIVATE(idx, RES_MAX_USAGE);  in __hugetlb_cgroup_file_init()
367 	cft->private  = MEMFILE_PRIVATE(idx, RES_FAILCNT);  in __hugetlb_cgroup_file_init()