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57 lines
1.9 KiB
Diff
57 lines
1.9 KiB
Diff
From 09895934aaddf4f08345798068b41344068c7b56 Mon Sep 17 00:00:00 2001
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From: Kurt Mahan <kmahan@freescale.com>
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Date: Tue, 8 Jul 2008 00:59:38 -0600
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Subject: [PATCH] Fix exception handling to properly get vector.
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LTIBName: mcfv4e-except-vector-fix
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Signed-off-by: Kurt Mahan <kmahan@freescale.com>
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---
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arch/m68k/coldfire/traps.c | 11 ++++++-----
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1 files changed, 6 insertions(+), 5 deletions(-)
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--- a/arch/m68k/coldfire/traps.c
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+++ b/arch/m68k/coldfire/traps.c
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@@ -7,6 +7,7 @@
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* 68040 fixes by Martin Apel
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* 68060 fixes by Roman Hodek
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* 68060 fixes by Jesper Skov
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+ * Coldfire fixes by Kurt Mahan
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*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file COPYING in the main directory of this archive
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@@ -288,13 +289,13 @@ void show_stack(struct task_struct *task
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void bad_super_trap(struct frame *fp)
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{
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console_verbose();
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- if (fp->ptregs.vector < 4*sizeof(vec_names)/sizeof(vec_names[0]))
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+ if (fp->ptregs.vector < sizeof(vec_names)/sizeof(vec_names[0]))
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printk(KERN_WARNING "*** %s *** FORMAT=%X\n",
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- vec_names[(fp->ptregs.vector) >> 2],
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+ vec_names[fp->ptregs.vector],
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fp->ptregs.format);
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else
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printk(KERN_WARNING "*** Exception %d *** FORMAT=%X\n",
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- (fp->ptregs.vector) >> 2,
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+ fp->ptregs.vector,
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fp->ptregs.format);
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printk(KERN_WARNING "Current process id is %d\n", current->pid);
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die_if_kernel("BAD KERNEL TRAP", &fp->ptregs, 0);
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@@ -306,7 +307,7 @@ asmlinkage void trap_c(struct frame *fp)
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siginfo_t info;
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if (fp->ptregs.sr & PS_S) {
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- if ((fp->ptregs.vector >> 2) == VEC_TRACE) {
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+ if (fp->ptregs.vector == VEC_TRACE) {
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/* traced a trapping instruction */
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current->ptrace |= PT_DTRACE;
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} else
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@@ -315,7 +316,7 @@ asmlinkage void trap_c(struct frame *fp)
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}
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/* send the appropriate signal to the user program */
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- switch ((fp->ptregs.vector) >> 2) {
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+ switch (fp->ptregs.vector) {
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case VEC_ADDRERR:
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info.si_code = BUS_ADRALN;
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sig = SIGBUS;
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