Module Name:    src
Committed By:   chs
Date:           Wed Feb 22 14:12:04 UTC 2012

Modified Files:
        src/sys/arch/amd64/amd64: db_machdep.c

Log Message:
fix stack backtraces through traps.


To generate a diff of this commit:
cvs rdiff -u -r1.1 -r1.2 src/sys/arch/amd64/amd64/db_machdep.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/amd64/amd64/db_machdep.c
diff -u src/sys/arch/amd64/amd64/db_machdep.c:1.1 src/sys/arch/amd64/amd64/db_machdep.c:1.2
--- src/sys/arch/amd64/amd64/db_machdep.c:1.1	Sun Apr 10 20:36:49 2011
+++ src/sys/arch/amd64/amd64/db_machdep.c	Wed Feb 22 14:12:04 2012
@@ -1,4 +1,4 @@
-/*	$NetBSD: db_machdep.c,v 1.1 2011/04/10 20:36:49 christos Exp $	*/
+/*	$NetBSD: db_machdep.c,v 1.2 2012/02/22 14:12:04 chs Exp $	*/
 
 /* 
  * Mach Operating System
@@ -26,7 +26,7 @@
  * rights to redistribute these changes.
  */
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: db_machdep.c,v 1.1 2011/04/10 20:36:49 christos Exp $");
+__KERNEL_RCSID(0, "$NetBSD: db_machdep.c,v 1.2 2012/02/22 14:12:04 chs Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -131,7 +131,7 @@ db_nextframe(long **nextframe, long **re
 	    default:
 
 		/* The only argument to trap() or syscall() is the trapframe. */
-		tf = *(struct trapframe **)argp;
+		tf = (struct trapframe *)argp;
 		switch (is_trap) {
 		case TRAP:
 			(*pr)("--- trap (number %d) ---\n", tf->tf_trapno);
@@ -141,7 +141,6 @@ db_nextframe(long **nextframe, long **re
 			break;
 		case INTERRUPT:
 			(*pr)("--- interrupt ---\n");
-			tf = (struct trapframe *)argp;
 			break;
 		}
 		*ip = (db_addr_t)tf->tf_rip;

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