CVS commit: src/sys/arch/usermode/usermode

[Reinoud Zandijk]

Module Name:    src
Committed By:   reinoud
Date:           Sat Sep 10 10:29:39 UTC 2011

Modified Files:
        src/sys/arch/usermode/usermode: trap.c

Log Message:
The illegal instruction handler can exist on the usermodes stack and the
stackframe will disappear when its switched back.


To generate a diff of this commit:
cvs rdiff -u -r1.38 -r1.39 src/sys/arch/usermode/usermode/trap.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.


Modified files:

Index: src/sys/arch/usermode/usermode/trap.c
diff -u src/sys/arch/usermode/usermode/trap.c:1.38 src/sys/arch/usermode/usermode/trap.c:1.39
--- src/sys/arch/usermode/usermode/trap.c:1.38	Fri Sep  9 12:21:57 2011
+++ src/sys/arch/usermode/usermode/trap.c	Sat Sep 10 10:29:39 2011
@@ -1,4 +1,4 @@
-/* $NetBSD: trap.c,v 1.38 2011/09/09 12:21:57 reinoud Exp $ */
+/* $NetBSD: trap.c,v 1.39 2011/09/10 10:29:39 reinoud Exp $ */
 
 /*-
  * Copyright (c) 2011 Reinoud Zandijk <rein...@netbsd.org>
@@ -27,7 +27,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: trap.c,v 1.38 2011/09/09 12:21:57 reinoud Exp $");
+__KERNEL_RCSID(0, "$NetBSD: trap.c,v 1.39 2011/09/10 10:29:39 reinoud Exp $");
 
 #include <sys/types.h>
 #include <sys/param.h>
@@ -89,7 +89,7 @@
 	if (thunk_sigaction(SIGBUS, &sa, NULL) == -1)
 		panic("couldn't register SIGBUS handler : %d", thunk_geterrno());
 
-	sa.sa_flags = SA_RESTART | SA_SIGINFO | SA_ONSTACK;
+	sa.sa_flags = SA_RESTART | SA_SIGINFO;
 	sa.sa_sigaction = illegal_instruction_handler;
 	thunk_sigemptyset(&sa.sa_mask);
 	thunk_sigaddset(&sa.sa_mask, SIGALRM);