diff options
| -rw-r--r-- | arch/unicore32/kernel/traps.c | 27 |
1 files changed, 17 insertions, 10 deletions
diff --git a/arch/unicore32/kernel/traps.c b/arch/unicore32/kernel/traps.c index 2b7d73456865..8b1335997f50 100644 --- a/arch/unicore32/kernel/traps.c +++ b/arch/unicore32/kernel/traps.c @@ -135,12 +135,13 @@ static void dump_instr(const char *lvl, struct pt_regs *regs) set_fs(fs); } -static void dump_backtrace(struct pt_regs *regs, struct task_struct *tsk) +static void dump_backtrace(struct pt_regs *regs, struct task_struct *tsk, + const char *loglvl) { unsigned int fp; int ok = 1; - printk(KERN_DEFAULT "Backtrace: "); + printk("%sBacktrace: ", loglvl); if (!tsk) tsk = current; @@ -153,25 +154,31 @@ static void dump_backtrace(struct pt_regs *regs, struct task_struct *tsk) asm("mov %0, fp" : "=r" (fp) : : "cc"); if (!fp) { - printk("no frame pointer"); + printk("%sno frame pointer", loglvl); ok = 0; } else if (verify_stack(fp)) { - printk("invalid frame pointer 0x%08x", fp); + printk("%sinvalid frame pointer 0x%08x", loglvl, fp); ok = 0; } else if (fp < (unsigned long)end_of_stack(tsk)) - printk("frame pointer underflow"); - printk("\n"); + printk("%sframe pointer underflow", loglvl); + printk("%s\n", loglvl); if (ok) - c_backtrace(fp, KERN_DEFAULT); + c_backtrace(fp, loglvl); } -void show_stack(struct task_struct *tsk, unsigned long *sp) +void show_stack_loglvl(struct task_struct *tsk, unsigned long *sp, + const char *loglvl) { - dump_backtrace(NULL, tsk); + dump_backtrace(NULL, tsk, loglvl); barrier(); } +void show_stack(struct task_struct *tsk, unsigned long *sp) +{ + show_stack_loglvl(tsk, sp, KERN_DEFAULT) +} + static int __die(const char *str, int err, struct thread_info *thread, struct pt_regs *regs) { @@ -196,7 +203,7 @@ static int __die(const char *str, int err, struct thread_info *thread, if (!user_mode(regs) || in_interrupt()) { dump_mem(KERN_EMERG, "Stack: ", regs->UCreg_sp, THREAD_SIZE + (unsigned long)task_stack_page(tsk)); - dump_backtrace(regs, tsk); + dump_backtrace(regs, tsk, KERN_EMERG); dump_instr(KERN_EMERG, regs); } |