tracing/kmemtrace: export kmemtrace_mark_alloc_node() / kmemtrace_mark_free()

Impact: build fix

Also fix up Kconfig dependencies and include files.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/kernel/trace/kmemtrace.c b/kernel/trace/kmemtrace.c
index d69cbe3..2bfdcd3 100644
--- a/kernel/trace/kmemtrace.c
+++ b/kernel/trace/kmemtrace.c
@@ -296,6 +296,7 @@
 
 	trace_wake_up();
 }
+EXPORT_SYMBOL(kmemtrace_mark_alloc_node);
 
 void kmemtrace_mark_free(enum kmemtrace_type_id type_id,
 		       unsigned long call_site,
@@ -325,6 +326,7 @@
 
 	trace_wake_up();
 }
+EXPORT_SYMBOL(kmemtrace_mark_free);
 
 static struct tracer kmem_tracer __read_mostly = {
 	.name		= "kmemtrace",