x86/dumpstack: Add show_stack_regs() and use it

[cascardo/linux.git] / arch / x86 / kernel / dumpstack.c

diff --git a/arch/x86/kernel/dumpstack.c b/arch/x86/kernel/dumpstack.c
index d6209f3..d66e5ac 100644 (file)
--- a/arch/x86/kernel/dumpstack.c
+++ b/arch/x86/kernel/dumpstack.c
@@ -80,7 +80,7 @@ print_ftrace_graph_addr(unsigned long addr, void *data,
 static inline int valid_stack_ptr(struct task_struct *task,
                        void *p, unsigned int size, void *end)
 {
-       void *t = task_thread_info(task);
+       void *t = task_stack_page(task);
        if (end) {
                if (p < end && p >= (end-THREAD_SIZE))
                        return 1;
@@ -197,6 +197,11 @@ void show_stack(struct task_struct *task, unsigned long *sp)
        show_stack_log_lvl(task, NULL, sp, bp, "");
 }
 
+void show_stack_regs(struct pt_regs *regs)
+{
+       show_stack_log_lvl(current, regs, (unsigned long *)regs->sp, regs->bp, "");
+}
+
 static arch_spinlock_t die_lock = __ARCH_SPIN_LOCK_UNLOCKED;
 static int die_owner = -1;
 static unsigned int die_nest_count;