taglinefilesource code
ru_nswap30include/linux/resource.hlong  ru_nswap;    /* swaps */
ru_nswap948kernel/sys.cr.ru_nswap = p->nswap;
ru_nswap957kernel/sys.cr.ru_nswap = p->cnswap;
ru_nswap966kernel/sys.cr.ru_nswap = p->nswap + p->cnswap;