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-rw-r--r--arch/x86/include/asm/stacktrace.h21
1 files changed, 21 insertions, 0 deletions
diff --git a/arch/x86/include/asm/stacktrace.h b/arch/x86/include/asm/stacktrace.h
new file mode 100644
index 00000000000..f43517e2853
--- /dev/null
+++ b/arch/x86/include/asm/stacktrace.h
@@ -0,0 +1,21 @@
+#ifndef ASM_X86__STACKTRACE_H
+#define ASM_X86__STACKTRACE_H
+
+extern int kstack_depth_to_print;
+
+/* Generic stack tracer with callbacks */
+
+struct stacktrace_ops {
+ void (*warning)(void *data, char *msg);
+ /* msg must contain %s for the symbol */
+ void (*warning_symbol)(void *data, char *msg, unsigned long symbol);
+ void (*address)(void *data, unsigned long address, int reliable);
+ /* On negative return stop dumping */
+ int (*stack)(void *data, char *name);
+};
+
+void dump_trace(struct task_struct *tsk, struct pt_regs *regs,
+ unsigned long *stack, unsigned long bp,
+ const struct stacktrace_ops *ops, void *data);
+
+#endif /* ASM_X86__STACKTRACE_H */