diff options
Diffstat (limited to 'sys/uvm/uvm_map.c')
| -rw-r--r-- | sys/uvm/uvm_map.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/sys/uvm/uvm_map.c b/sys/uvm/uvm_map.c index 30af50d1508..9dc0d92fa4f 100644 --- a/sys/uvm/uvm_map.c +++ b/sys/uvm/uvm_map.c @@ -1,4 +1,4 @@ -/* $OpenBSD: uvm_map.c,v 1.57 2003/04/14 04:53:51 art Exp $ */ +/* $OpenBSD: uvm_map.c,v 1.58 2003/04/17 03:50:54 drahn Exp $ */ /* $NetBSD: uvm_map.c,v 1.86 2000/11/27 08:40:03 chs Exp $ */ /* @@ -1078,6 +1078,15 @@ uvm_map_spacefits(vm_map_t map, vaddr_t *phint, vsize_t length, vaddr_t uvm_map_hint(struct proc *p, vm_prot_t prot) { +#ifdef __i386__ + /* + * If executable skip first two pages, otherwise start + * after data + heap region. + */ + if ((prot & VM_PROT_EXECUTE) && + ((vaddr_t)p->p_vmspace->vm_daddr >= 0x40000000)) + return (round_page(PAGE_SIZE*2)); +#endif return (round_page((vaddr_t)p->p_vmspace->vm_daddr + MAXDSIZ)); } |