diff options
Diffstat (limited to 'arch/xtensa/kernel/traps.c')
-rw-r--r-- | arch/xtensa/kernel/traps.c | 74 |
1 files changed, 22 insertions, 52 deletions
diff --git a/arch/xtensa/kernel/traps.c b/arch/xtensa/kernel/traps.c index d02fc304b31c..ce37d5b899fe 100644 --- a/arch/xtensa/kernel/traps.c +++ b/arch/xtensa/kernel/traps.c @@ -465,26 +465,25 @@ void show_regs(struct pt_regs * regs) for (i = 0; i < 16; i++) { if ((i % 8) == 0) - printk(KERN_INFO "a%02d:", i); - printk(KERN_CONT " %08lx", regs->areg[i]); + pr_info("a%02d:", i); + pr_cont(" %08lx", regs->areg[i]); } - printk(KERN_CONT "\n"); - - printk("pc: %08lx, ps: %08lx, depc: %08lx, excvaddr: %08lx\n", - regs->pc, regs->ps, regs->depc, regs->excvaddr); - printk("lbeg: %08lx, lend: %08lx lcount: %08lx, sar: %08lx\n", - regs->lbeg, regs->lend, regs->lcount, regs->sar); + pr_cont("\n"); + pr_info("pc: %08lx, ps: %08lx, depc: %08lx, excvaddr: %08lx\n", + regs->pc, regs->ps, regs->depc, regs->excvaddr); + pr_info("lbeg: %08lx, lend: %08lx lcount: %08lx, sar: %08lx\n", + regs->lbeg, regs->lend, regs->lcount, regs->sar); if (user_mode(regs)) - printk("wb: %08lx, ws: %08lx, wmask: %08lx, syscall: %ld\n", - regs->windowbase, regs->windowstart, regs->wmask, - regs->syscall); + pr_cont("wb: %08lx, ws: %08lx, wmask: %08lx, syscall: %ld\n", + regs->windowbase, regs->windowstart, regs->wmask, + regs->syscall); } static int show_trace_cb(struct stackframe *frame, void *data) { if (kernel_text_address(frame->pc)) { - printk(" [<%08lx>] ", frame->pc); - print_symbol("%s\n", frame->pc); + pr_cont(" [<%08lx>]", frame->pc); + print_symbol(" %s\n", frame->pc); } return 0; } @@ -494,19 +493,13 @@ void show_trace(struct task_struct *task, unsigned long *sp) if (!sp) sp = stack_pointer(task); - printk("Call Trace:"); -#ifdef CONFIG_KALLSYMS - printk("\n"); -#endif + pr_info("Call Trace:\n"); walk_stackframe(sp, show_trace_cb, NULL); - printk("\n"); +#ifndef CONFIG_KALLSYMS + pr_cont("\n"); +#endif } -/* - * This routine abuses get_user()/put_user() to reference pointers - * with at least a bit of error checking ... - */ - static int kstack_depth_to_print = 24; void show_stack(struct task_struct *task, unsigned long *sp) @@ -518,52 +511,29 @@ void show_stack(struct task_struct *task, unsigned long *sp) sp = stack_pointer(task); stack = sp; - printk("\nStack: "); + pr_info("Stack:\n"); for (i = 0; i < kstack_depth_to_print; i++) { if (kstack_end(sp)) break; - if (i && ((i % 8) == 0)) - printk("\n "); - printk("%08lx ", *sp++); + pr_cont(" %08lx", *sp++); + if (i % 8 == 7) + pr_cont("\n"); } - printk("\n"); show_trace(task, stack); } -void show_code(unsigned int *pc) -{ - long i; - - printk("\nCode:"); - - for(i = -3 ; i < 6 ; i++) { - unsigned long insn; - if (__get_user(insn, pc + i)) { - printk(" (Bad address in pc)\n"); - break; - } - printk("%c%08lx%c",(i?' ':'<'),insn,(i?' ':'>')); - } -} - DEFINE_SPINLOCK(die_lock); void die(const char * str, struct pt_regs * regs, long err) { static int die_counter; - int nl = 0; console_verbose(); spin_lock_irq(&die_lock); - printk("%s: sig: %ld [#%d]\n", str, err, ++die_counter); -#ifdef CONFIG_PREEMPT - printk("PREEMPT "); - nl = 1; -#endif - if (nl) - printk("\n"); + pr_info("%s: sig: %ld [#%d]%s\n", str, err, ++die_counter, + IS_ENABLED(CONFIG_PREEMPT) ? " PREEMPT" : ""); show_regs(regs); if (!user_mode(regs)) show_stack(NULL, (unsigned long*)regs->areg[1]); |