}
return bp;
}
+EXPORT_SYMBOL_GPL(print_context_stack);
+
+unsigned long
+print_context_stack_bp(struct thread_info *tinfo,
+ unsigned long *stack, unsigned long bp,
+ const struct stacktrace_ops *ops, void *data,
+ unsigned long *end, int *graph)
+{
+ struct stack_frame *frame = (struct stack_frame *)bp;
+ unsigned long *ret_addr = &frame->return_address;
+
+ while (valid_stack_ptr(tinfo, ret_addr, sizeof(*ret_addr), end)) {
+ unsigned long addr = *ret_addr;
+
+ if (!__kernel_text_address(addr))
+ break;
+
+ ops->address(data, addr, 1);
+ frame = frame->next_frame;
+ ret_addr = &frame->return_address;
+ print_ftrace_graph_addr(addr, data, ops, tinfo, graph);
+ }
+
+ return (unsigned long)frame;
+}
+EXPORT_SYMBOL_GPL(print_context_stack_bp);
static void
}
static const struct stacktrace_ops print_trace_ops = {
- .warning = print_trace_warning,
- .warning_symbol = print_trace_warning_symbol,
- .stack = print_trace_stack,
- .address = print_trace_address,
+ .warning = print_trace_warning,
+ .warning_symbol = print_trace_warning_symbol,
+ .stack = print_trace_stack,
+ .address = print_trace_address,
+ .walk_stack = print_context_stack,
};
void
}
EXPORT_SYMBOL(dump_stack);
-static raw_spinlock_t die_lock = __RAW_SPIN_LOCK_UNLOCKED;
+static arch_spinlock_t die_lock = __ARCH_SPIN_LOCK_UNLOCKED;
static int die_owner = -1;
static unsigned int die_nest_count;
/* racy, but better than risking deadlock. */
raw_local_irq_save(flags);
cpu = smp_processor_id();
- if (!__raw_spin_trylock(&die_lock)) {
+ if (!arch_spin_trylock(&die_lock)) {
if (cpu == die_owner)
/* nested oops. should stop eventually */;
else
- __raw_spin_lock(&die_lock);
+ arch_spin_lock(&die_lock);
}
die_nest_count++;
die_owner = cpu;
die_nest_count--;
if (!die_nest_count)
/* Nest count reaches zero, release the lock. */
- __raw_spin_unlock(&die_lock);
+ arch_spin_unlock(&die_lock);
raw_local_irq_restore(flags);
#ifdef CONFIG_KB
kdb(KDB_REASON_OOPS, signr, regs);
show_registers(regs);
#ifdef CONFIG_X86_32
- sp = (unsigned long) (®s->sp);
- savesegment(ss, ss);
- if (user_mode(regs)) {
+ if (user_mode_vm(regs)) {
sp = regs->sp;
ss = regs->ss & 0xffff;
+ } else {
+ sp = kernel_stack_pointer(regs);
+ savesegment(ss, ss);
}
printk(KERN_EMERG "EIP: [<%08lx>] ", regs->ip);
print_symbol("%s", regs->ip);