1 files changed, 0 insertions, 39 deletions
diff --git a/arch/nds32/include/asm/stacktrace.h b/arch/nds32/include/asm/stacktrace.h
deleted file mode 100644
index 6bf7c777bda4..000000000000
--- a/arch/nds32/include/asm/stacktrace.h
+++ /dev/null
@@ -1,39 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-/* Copyright (C) 2008-2018 Andes Technology Corporation */
-
-#ifndef __ASM_STACKTRACE_H
-#define __ASM_STACKTRACE_H
-
-/* Kernel callchain */
-struct stackframe {
-	unsigned long fp;
-	unsigned long sp;
-	unsigned long lp;
-};
-
-/*
- * struct frame_tail: User callchain
- * IMPORTANT:
- * This struct is used for call-stack walking,
- * the order and types matters.
- * Do not use array, it only stores sizeof(pointer)
- *
- * The details can refer to arch/arm/kernel/perf_event.c
- */
-struct frame_tail {
-	unsigned long stack_fp;
-	unsigned long stack_lp;
-};
-
-/* For User callchain with optimize for size */
-struct frame_tail_opt_size {
-	unsigned long stack_r6;
-	unsigned long stack_fp;
-	unsigned long stack_gp;
-	unsigned long stack_lp;
-};
-
-extern void
-get_real_ret_addr(unsigned long *addr, struct task_struct *tsk, int *graph);
-
-#endif /* __ASM_STACKTRACE_H */