Fix "sysctl vm.vmtotal" output on machines with > 2TB virtual memory

sbin/sysctl/sysctl.c
	Fix integer overflows in printf format strings

PR:		199673
Submitted by:	Vitaly Magerya
Reviewed by:	cem
Approved by:	re (marius)
MFC after:	4 weeks
Sponsored by:	Spectra Logic Corp
Differential Revision:	https://reviews.freebsd.org/D6941
This commit is contained in:
asomers 2016-06-24 14:58:37 +00:00
parent 57ab70285a
commit b5c3fb9427

View File

@ -623,15 +623,15 @@ S_vmtotal(size_t l2, void *p)
"%hd Sleep: %hd)\n",
v->t_rq, v->t_dw, v->t_pw, v->t_sl);
printf(
"Virtual Memory:\t\t(Total: %dK Active: %dK)\n",
v->t_vm * pageKilo, v->t_avm * pageKilo);
printf("Real Memory:\t\t(Total: %dK Active: %dK)\n",
v->t_rm * pageKilo, v->t_arm * pageKilo);
printf("Shared Virtual Memory:\t(Total: %dK Active: %dK)\n",
v->t_vmshr * pageKilo, v->t_avmshr * pageKilo);
printf("Shared Real Memory:\t(Total: %dK Active: %dK)\n",
v->t_rmshr * pageKilo, v->t_armshr * pageKilo);
printf("Free Memory:\t%dK", v->t_free * pageKilo);
"Virtual Memory:\t\t(Total: %jdK Active: %jdK)\n",
(intmax_t)v->t_vm * pageKilo, (intmax_t)v->t_avm * pageKilo);
printf("Real Memory:\t\t(Total: %jdK Active: %jdK)\n",
(intmax_t)v->t_rm * pageKilo, (intmax_t)v->t_arm * pageKilo);
printf("Shared Virtual Memory:\t(Total: %jdK Active: %jdK)\n",
(intmax_t)v->t_vmshr * pageKilo, (intmax_t)v->t_avmshr * pageKilo);
printf("Shared Real Memory:\t(Total: %jdK Active: %jdK)\n",
(intmax_t)v->t_rmshr * pageKilo, (intmax_t)v->t_armshr * pageKilo);
printf("Free Memory:\t%jdK", (intmax_t)v->t_free * pageKilo);
return (0);
}