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-rw-r--r--include/linux/hugetlb_cgroup.h5
-rw-r--r--mm/hugetlb.c11
-rw-r--r--mm/hugetlb_cgroup.c19
3 files changed, 20 insertions, 15 deletions
diff --git a/include/linux/hugetlb_cgroup.h b/include/linux/hugetlb_cgroup.h
index d73878c..ce8217f 100644
--- a/include/linux/hugetlb_cgroup.h
+++ b/include/linux/hugetlb_cgroup.h
@@ -62,7 +62,7 @@ extern void hugetlb_cgroup_uncharge_page(int idx, unsigned long nr_pages,
struct page *page);
extern void hugetlb_cgroup_uncharge_cgroup(int idx, unsigned long nr_pages,
struct hugetlb_cgroup *h_cg);
-extern int hugetlb_cgroup_file_init(int idx) __init;
+extern void hugetlb_cgroup_file_init(void) __init;
extern void hugetlb_cgroup_migrate(struct page *oldhpage,
struct page *newhpage);
@@ -111,9 +111,8 @@ hugetlb_cgroup_uncharge_cgroup(int idx, unsigned long nr_pages,
return;
}
-static inline int __init hugetlb_cgroup_file_init(int idx)
+static inline void hugetlb_cgroup_file_init(void)
{
- return 0;
}
static inline void hugetlb_cgroup_migrate(struct page *oldhpage,
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index e5318c7..4f3ea0b 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -1906,14 +1906,12 @@ static int __init hugetlb_init(void)
default_hstate.max_huge_pages = default_hstate_max_huge_pages;
hugetlb_init_hstates();
-
gather_bootmem_prealloc();
-
report_hugepages();
hugetlb_sysfs_init();
-
hugetlb_register_all_nodes();
+ hugetlb_cgroup_file_init();
return 0;
}
@@ -1943,13 +1941,6 @@ void __init hugetlb_add_hstate(unsigned order)
h->next_nid_to_free = first_node(node_states[N_MEMORY]);
snprintf(h->name, HSTATE_NAME_LEN, "hugepages-%lukB",
huge_page_size(h)/1024);
- /*
- * Add cgroup control files only if the huge page consists
- * of more than two normal pages. This is because we use
- * page[2].lru.next for storing cgoup details.
- */
- if (order >= HUGETLB_CGROUP_MIN_ORDER)
- hugetlb_cgroup_file_init(hugetlb_max_hstate - 1);
parsed_hstate = h;
}
diff --git a/mm/hugetlb_cgroup.c b/mm/hugetlb_cgroup.c
index b5bde7a..9cea7de 100644
--- a/mm/hugetlb_cgroup.c
+++ b/mm/hugetlb_cgroup.c
@@ -333,7 +333,7 @@ static char *mem_fmt(char *buf, int size, unsigned long hsize)
return buf;
}
-int __init hugetlb_cgroup_file_init(int idx)
+static void __init __hugetlb_cgroup_file_init(int idx)
{
char buf[32];
struct cftype *cft;
@@ -375,7 +375,22 @@ int __init hugetlb_cgroup_file_init(int idx)
WARN_ON(cgroup_add_cftypes(&hugetlb_subsys, h->cgroup_files));
- return 0;
+ return;
+}
+
+void __init hugetlb_cgroup_file_init(void)
+{
+ struct hstate *h;
+
+ for_each_hstate(h) {
+ /*
+ * Add cgroup control files only if the huge page consists
+ * of more than two normal pages. This is because we use
+ * page[2].lru.next for storing cgroup details.
+ */
+ if (huge_page_order(h) >= HUGETLB_CGROUP_MIN_ORDER)
+ __hugetlb_cgroup_file_init(hstate_index(h));
+ }
}
/*
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