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-rw-r--r--arch/ia64/kernel/stacktrace.c40
1 files changed, 0 insertions, 40 deletions
diff --git a/arch/ia64/kernel/stacktrace.c b/arch/ia64/kernel/stacktrace.c
deleted file mode 100644
index 6e583a6bd2..0000000000
--- a/arch/ia64/kernel/stacktrace.c
+++ /dev/null
@@ -1,40 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * arch/ia64/kernel/stacktrace.c
- *
- * Stack trace management functions
- *
- */
-#include <linux/sched.h>
-#include <linux/stacktrace.h>
-#include <linux/module.h>
-
-static void
-ia64_do_save_stack(struct unw_frame_info *info, void *arg)
-{
- struct stack_trace *trace = arg;
- unsigned long ip;
- int skip = trace->skip;
-
- trace->nr_entries = 0;
- do {
- unw_get_ip(info, &ip);
- if (ip == 0)
- break;
- if (skip == 0) {
- trace->entries[trace->nr_entries++] = ip;
- if (trace->nr_entries == trace->max_entries)
- break;
- } else
- skip--;
- } while (unw_unwind(info) >= 0);
-}
-
-/*
- * Save stack-backtrace addresses into a stack_trace buffer.
- */
-void save_stack_trace(struct stack_trace *trace)
-{
- unw_init_running(ia64_do_save_stack, trace);
-}
-EXPORT_SYMBOL(save_stack_trace);