thp_read_num
full_scans = thp_read_num("khugepaged/full_scans") + 2;
if (thp_read_num("khugepaged/full_scans") >= full_scans)
int max_ptes_swap = thp_read_num("khugepaged/max_ptes_swap");
int max_ptes_shared = thp_read_num("khugepaged/max_ptes_shared");
.use_zero_page = thp_read_num("use_zero_page"),
.defrag = thp_read_num("khugepaged/defrag"),
thp_read_num("khugepaged/alloc_sleep_millisecs"),
thp_read_num("khugepaged/scan_sleep_millisecs"),
.max_ptes_none = thp_read_num("khugepaged/max_ptes_none"),
.max_ptes_swap = thp_read_num("khugepaged/max_ptes_swap"),
.max_ptes_shared = thp_read_num("khugepaged/max_ptes_shared"),
.pages_to_scan = thp_read_num("khugepaged/pages_to_scan"),
unsigned long thp_read_num(const char *name);