From c456e48bde5468638ee845b7d810a2fb1fbc2ec2 Mon Sep 17 00:00:00 2001
From: stefan <stefan@openbsd.org>
Date: Tue, 19 Dec 2017 10:04:59 +0000
Subject: [PATCH] Remove unused ps_stackgap from process struct

Nothing uses this field since Linux compat was removed.
ok mpi@ deraadt@ guenther@
---
 sys/kern/kern_exec.c | 5 +----
 sys/sys/proc.h       | 3 +--
 2 files changed, 2 insertions(+), 6 deletions(-)

diff --git a/sys/kern/kern_exec.c b/sys/kern/kern_exec.c
index c12c5848240..eba148ed24a 100644
--- a/sys/kern/kern_exec.c
+++ b/sys/kern/kern_exec.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: kern_exec.c,v 1.190 2017/12/12 01:12:34 deraadt Exp $	*/
+/*	$OpenBSD: kern_exec.c,v 1.191 2017/12/19 10:04:59 stefan Exp $	*/
 /*	$NetBSD: kern_exec.c,v 1.75 1996/02/09 18:59:28 christos Exp $	*/
 
 /*-
@@ -453,9 +453,6 @@ sys_execve(struct proc *p, void *v, register_t *retval)
 	if (error)
 		goto exec_abort;
 
-	/* old "stackgap" is gone now */
-	pr->ps_stackgap = 0;
-
 #ifdef MACHINE_STACK_GROWS_UP
 	pr->ps_strings = (vaddr_t)vm->vm_maxsaddr + sgap;
         if (uvm_map_protect(&vm->vm_map, (vaddr_t)vm->vm_maxsaddr,
diff --git a/sys/sys/proc.h b/sys/sys/proc.h
index 1addf7529cd..d73e6aaa60a 100644
--- a/sys/sys/proc.h
+++ b/sys/sys/proc.h
@@ -1,4 +1,4 @@
-/*	$OpenBSD: proc.h,v 1.243 2017/12/14 00:41:58 dlg Exp $	*/
+/*	$OpenBSD: proc.h,v 1.244 2017/12/19 10:04:59 stefan Exp $	*/
 /*	$NetBSD: proc.h,v 1.44 1996/04/22 01:23:21 christos Exp $	*/
 
 /*-
@@ -203,7 +203,6 @@ struct process {
 	char	ps_comm[MAXCOMLEN+1];
 
 	vaddr_t	ps_strings;		/* User pointers to argv/env */
-	vaddr_t	ps_stackgap;		/* User pointer to the "stackgap" */
 	vaddr_t	ps_sigcode;		/* User pointer to the signal code */
 	vaddr_t ps_sigcoderet;		/* User pointer to sigreturn retPC */
 	u_long	ps_sigcookie;
-- 
2.20.1