diff options
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/vm/vm_unix.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/sys/vm/vm_unix.c b/sys/vm/vm_unix.c index e08aa6a61dbd..d4ea3b736da0 100644 --- a/sys/vm/vm_unix.c +++ b/sys/vm/vm_unix.c @@ -36,6 +36,8 @@ * @(#)vm_unix.c 8.1 (Berkeley) 6/11/93 */ +#include "opt_compat.h" + /* * Traditional sbrk/grow interface to VM */ @@ -49,6 +51,7 @@ __FBSDID("$FreeBSD$"); #include <sys/proc.h> #include <sys/racct.h> #include <sys/resourcevar.h> +#include <sys/sysent.h> #include <sys/sysproto.h> #include <sys/systm.h> @@ -75,7 +78,7 @@ sys_obreak(td, uap) struct vmspace *vm = td->td_proc->p_vmspace; vm_offset_t new, old, base; rlim_t datalim, vmemlim; - int rv; + int prot, rv; int error = 0; boolean_t do_map_wirefuture; @@ -135,8 +138,15 @@ sys_obreak(td, uap) } PROC_UNLOCK(td->td_proc); #endif + prot = VM_PROT_RW; +#ifdef COMPAT_FREEBSD32 +#if defined(__amd64__) || defined(__ia64__) + if (SV_PROC_FLAG(td->td_proc, SV_ILP32)) + prot |= VM_PROT_EXECUTE; +#endif +#endif rv = vm_map_insert(&vm->vm_map, NULL, 0, old, new, - VM_PROT_RW, VM_PROT_ALL, 0); + prot, VM_PROT_ALL, 0); if (rv != KERN_SUCCESS) { #ifdef RACCT PROC_LOCK(td->td_proc); |