seq_printf(m, "Hugetlb: %8lu kB\n", total / 1024);
}
-int hugetlb_report_node_meminfo(int nid, char *buf)
+int hugetlb_report_node_meminfo(char *buf, int len, int nid)
{
struct hstate *h = &default_hstate;
+
if (!hugepages_supported())
return 0;
- return sprintf(buf,
- "Node %d HugePages_Total: %5u\n"
- "Node %d HugePages_Free: %5u\n"
- "Node %d HugePages_Surp: %5u\n",
- nid, h->nr_huge_pages_node[nid],
- nid, h->free_huge_pages_node[nid],
- nid, h->surplus_huge_pages_node[nid]);
+
+ return sysfs_emit_at(buf, len,
+ "Node %d HugePages_Total: %5u\n"
+ "Node %d HugePages_Free: %5u\n"
+ "Node %d HugePages_Surp: %5u\n",
+ nid, h->nr_huge_pages_node[nid],
+ nid, h->free_huge_pages_node[nid],
+ nid, h->surplus_huge_pages_node[nid]);
}
void hugetlb_show_meminfo(void)
reserved = 0;
for_each_node_state(nid, N_ONLINE) {
int res;
- char name[20];
+ char name[CMA_MAX_NAME];
size = min(per_node, hugetlb_cma_size - reserved);
size = round_up(size, PAGE_SIZE << order);
- snprintf(name, 20, "hugetlb%d", nid);
+ snprintf(name, sizeof(name), "hugetlb%d", nid);
res = cma_declare_contiguous_nid(0, size, 0, PAGE_SIZE << order,
0, false, name,
&hugetlb_cma[nid], nid);