[src/netbsd-6]: src/sys/arch/usermode/dev Pull up revision 1.71 (requested by...

[jdc <jdc%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/869c3b79ceeb
branches:  netbsd-6
changeset: 774283:869c3b79ceeb
user:      jdc <jdc%NetBSD.org@localhost>
date:      Mon Jul 02 21:33:00 2012 +0000

description:
Pull up revision 1.71 (requested by reinoud in ticket #377).

Implement dummy `cpu_mcontext_validate' to make it compile again. This
function needs to be implemented in the target secton one day for extra
security.

diffstat:

 sys/arch/usermode/dev/cpu.c |  14 ++++++++++++--
 1 files changed, 12 insertions(+), 2 deletions(-)

diffs (35 lines):

diff -r d5d040f59044 -r 869c3b79ceeb sys/arch/usermode/dev/cpu.c
--- a/sys/arch/usermode/dev/cpu.c       Mon Jul 02 21:28:08 2012 +0000
+++ b/sys/arch/usermode/dev/cpu.c       Mon Jul 02 21:33:00 2012 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: cpu.c,v 1.69.2.1 2012/03/07 23:44:24 riz Exp $ */
+/* $NetBSD: cpu.c,v 1.69.2.2 2012/07/02 21:33:00 jdc Exp $ */
 
 /*-
  * Copyright (c) 2007 Jared D. McNeill <jmcneill%invisible.ca@localhost>
@@ -30,7 +30,7 @@
 #include "opt_hz.h"
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: cpu.c,v 1.69.2.1 2012/03/07 23:44:24 riz Exp $");
+__KERNEL_RCSID(0, "$NetBSD: cpu.c,v 1.69.2.2 2012/07/02 21:33:00 jdc Exp $");
 
 #include <sys/param.h>
 #include <sys/conf.h>
@@ -286,6 +286,16 @@
 }
 
 int
+cpu_mcontext_validate(struct lwp *l, const mcontext_t *mcp)
+{
+       /*
+        * can we check here? or should that be done in the target
+        * specific places?
+        */
+       return 0;
+}
+
+int
 cpu_setmcontext(struct lwp *l, const mcontext_t *mcp, unsigned int flags)
 {
        struct pcb *pcb = lwp_getpcb(l);