fix stack backtraces through traps.
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44b18f23bb
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@ -1,4 +1,4 @@
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/* $NetBSD: db_machdep.c,v 1.1 2011/04/10 20:36:49 christos Exp $ */
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/* $NetBSD: db_machdep.c,v 1.2 2012/02/22 14:12:04 chs Exp $ */
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/*
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* Mach Operating System
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@ -26,7 +26,7 @@
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* rights to redistribute these changes.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: db_machdep.c,v 1.1 2011/04/10 20:36:49 christos Exp $");
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__KERNEL_RCSID(0, "$NetBSD: db_machdep.c,v 1.2 2012/02/22 14:12:04 chs Exp $");
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#include <sys/param.h>
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#include <sys/systm.h>
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@ -131,7 +131,7 @@ db_nextframe(long **nextframe, long **retaddr, long **arg0, db_addr_t *ip,
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default:
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/* The only argument to trap() or syscall() is the trapframe. */
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tf = *(struct trapframe **)argp;
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tf = (struct trapframe *)argp;
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switch (is_trap) {
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case TRAP:
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(*pr)("--- trap (number %d) ---\n", tf->tf_trapno);
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@ -141,7 +141,6 @@ db_nextframe(long **nextframe, long **retaddr, long **arg0, db_addr_t *ip,
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break;
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case INTERRUPT:
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(*pr)("--- interrupt ---\n");
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tf = (struct trapframe *)argp;
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break;
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}
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*ip = (db_addr_t)tf->tf_rip;
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