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[src/trunk]: src/sys/kern Make MAXTSIZ optional.
details: https://anonhg.NetBSD.org/src/rev/a8419e45973c
branches: trunk
changeset: 944669:a8419e45973c
user: christos <christos%NetBSD.org@localhost>
date: Tue Oct 06 13:38:00 2020 +0000
description:
Make MAXTSIZ optional.
diffstat:
sys/kern/kern_exec.c | 33 ++++++++++++++++++++-------------
1 files changed, 20 insertions(+), 13 deletions(-)
diffs (55 lines):
diff -r 117f63d9168f -r a8419e45973c sys/kern/kern_exec.c
--- a/sys/kern/kern_exec.c Tue Oct 06 13:32:41 2020 +0000
+++ b/sys/kern/kern_exec.c Tue Oct 06 13:38:00 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: kern_exec.c,v 1.501 2020/05/23 23:42:43 ad Exp $ */
+/* $NetBSD: kern_exec.c,v 1.502 2020/10/06 13:38:00 christos Exp $ */
/*-
* Copyright (c) 2008, 2019, 2020 The NetBSD Foundation, Inc.
@@ -62,7 +62,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: kern_exec.c,v 1.501 2020/05/23 23:42:43 ad Exp $");
+__KERNEL_RCSID(0, "$NetBSD: kern_exec.c,v 1.502 2020/10/06 13:38:00 christos Exp $");
#include "opt_exec.h"
#include "opt_execfmt.h"
@@ -498,18 +498,25 @@
}
/* check limits */
- if ((epp->ep_tsize > MAXTSIZ) ||
- (epp->ep_dsize > (u_quad_t)l->l_proc->p_rlimit
- [RLIMIT_DATA].rlim_cur)) {
+#ifdef MAXTSIZ
+ if (epp->ep_tsize > MAXTSIZ) {
#ifdef DIAGNOSTIC
- printf("%s: rejecting due to "
- "limits (t=%llu > %llu || d=%llu > %llu)\n",
- __func__,
- (unsigned long long)epp->ep_tsize,
- (unsigned long long)MAXTSIZ,
- (unsigned long long)epp->ep_dsize,
- (unsigned long long)
- l->l_proc->p_rlimit[RLIMIT_DATA].rlim_cur);
+#define LMSG "%s: rejecting due to %s limit (%ju > %ju)\n"
+ printf(LMSG, __func__, "text",
+ (uintmax_t)epp->ep_tsize,
+ (uintmax_t)MAXTSIZ);
+#endif
+ error = ENOMEM;
+ break;
+ }
+#endif
+ vsize_t dlimit =
+ (vsize_t)l->l_proc->p_rlimit[RLIMIT_DATA].rlim_cur;
+ if (epp->ep_dsize > dlimit) {
+#ifdef DIAGNOSTIC
+ printf(LMSG, __func__, "data",
+ (uintmax_t)epp->ep_dsize,
+ (uintmax_t)dlimit);
#endif
error = ENOMEM;
break;
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