tracing, alpha: undefined reference to `save_stack_trace'

[linux-2.6-omap-h63xx.git] / kernel / trace / trace.c

diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 8a499e2adaec2554218051c730f77ccc784ef184..85bee775a03e7187057bfc51c5e7453fd2b985b1 100644 (file)
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -705,6 +705,7 @@ static void ftrace_trace_stack(struct trace_array *tr,
                               unsigned long flags,
                               int skip, int pc)
 {
+#ifdef CONFIG_STACKTRACE
        struct ring_buffer_event *event;
        struct stack_entry *entry;
        struct stack_trace trace;
@@ -730,6 +731,7 @@ static void ftrace_trace_stack(struct trace_array *tr,
 
        save_stack_trace(&trace);
        ring_buffer_unlock_commit(tr->buffer, event, irq_flags);
+#endif
 }
 
 void __trace_stack(struct trace_array *tr,