1 files changed, 9 insertions, 19 deletions
diff --git a/arch/arm64/include/asm/stacktrace/common.h b/arch/arm64/include/asm/stacktrace/common.h
index 81c21378b1ac..3c3bda34bb87 100644
--- a/arch/arm64/include/asm/stacktrace/common.h
+++ b/arch/arm64/include/asm/stacktrace/common.h
@@ -65,6 +65,15 @@ struct unwind_state {
 	struct task_struct *task;
 };
 
+static inline struct stack_info stackinfo_get_unknown(void)
+{
+	return (struct stack_info) {
+		.low = 0,
+		.high = 0,
+		.type = STACK_TYPE_UNKNOWN,
+	};
+}
+
 static inline bool stackinfo_on_stack(const struct stack_info *info,
 				      unsigned long sp, unsigned long size)
 {
@@ -77,25 +86,6 @@ static inline bool stackinfo_on_stack(const struct stack_info *info,
 	return true;
 }
 
-static inline bool on_stack(unsigned long sp, unsigned long size,
-			    unsigned long low, unsigned long high,
-			    enum stack_type type, struct stack_info *info)
-{
-	struct stack_info tmp = {
-		.low = low,
-		.high = high,
-		.type = type,
-	};
-
-	if (!stackinfo_on_stack(&tmp, sp, size))
-		return false;
-
-	if (info)
-		*info = tmp;
-
-	return true;
-}
-
 static inline void unwind_init_common(struct unwind_state *state,
 				      struct task_struct *task)
 {