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[PATCH] ARM: showregs

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Fix show_regs() to provide a backtrace.  Provide a new __show_regs()
function which implements the common subset of show_regs() and die().
Add prototypes to asm-arm/system.h

Signed-off-by: Russell King <rmk@arm.linux.org.uk>
This commit is contained in:
Russell King
2005-04-17 15:50:36 +01:00
parent 58c02ec470
commit 652a12ef98
4 changed files with 17 additions and 14 deletions
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8
arch/arm/kernel/traps.c
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@@ -31,9 +31,6 @@
#include "ptrace.h"
extern void c_backtrace (unsigned long fp, int pmode);
extern void show_pte(struct mm_struct *mm, unsigned long addr);
const char *processor_modes[]=
{ "USER_26", "FIQ_26" , "IRQ_26" , "SVC_26" , "UK4_26" , "UK5_26" , "UK6_26" , "UK7_26" ,
"UK8_26" , "UK9_26" , "UK10_26", "UK11_26", "UK12_26", "UK13_26", "UK14_26", "UK15_26",
@@ -216,8 +213,7 @@ NORET_TYPE void die(const char *str, struct pt_regs *regs, int err)
printk("Internal error: %s: %x [#%d]\n", str, err, ++die_counter);
print_modules();
printk("CPU: %d\n", smp_processor_id());
show_regs(regs);
__show_regs(regs);
printk("Process %s (pid: %d, stack limit = 0x%p)\n",
tsk->comm, tsk->pid, tsk->thread_info + 1);
@@ -482,7 +478,7 @@ asmlinkage int arm_syscall(int no, struct pt_regs *regs)
current->pid, current->comm, no);
dump_instr(regs);
if (user_mode(regs)) {
show_regs(regs);
__show_regs(regs);
c_backtrace(regs->ARM_fp, processor_mode(regs));
}
}