1 files changed, 66 insertions, 10 deletions

diff --git a/kernel/trace/trace_entries.h b/kernel/trace/trace_entries.h
index cd41e863b51c..f6a8d29c0d76 100644
--- a/kernel/trace/trace_entries.h
+++ b/kernel/trace/trace_entries.h
@@ -61,8 +61,9 @@ FTRACE_ENTRY_REG(function, ftrace_entry,
 	TRACE_FN,
 
 	F_STRUCT(
-		__field_fn(	unsigned long,	ip		)
-		__field_fn(	unsigned long,	parent_ip	)
+		__field_fn(	unsigned long,		ip		)
+		__field_fn(	unsigned long,		parent_ip	)
+		__dynamic_array( unsigned long,		args		)
 	),
 
 	F_printk(" %ps <-- %ps",
@@ -72,19 +73,49 @@ FTRACE_ENTRY_REG(function, ftrace_entry,
 );
 
 /* Function call entry */
-FTRACE_ENTRY_PACKED(funcgraph_entry, ftrace_graph_ent_entry,
+FTRACE_ENTRY(funcgraph_entry, ftrace_graph_ent_entry,
 
 	TRACE_GRAPH_ENT,
 
 	F_STRUCT(
 		__field_struct(	struct ftrace_graph_ent,	graph_ent	)
 		__field_packed(	unsigned long,	graph_ent,	func		)
-		__field_packed(	int,		graph_ent,	depth		)
+		__field_packed(	unsigned long,	graph_ent,	depth		)
+		__dynamic_array(unsigned long,	args				)
 	),
 
-	F_printk("--> %ps (%d)", (void *)__entry->func, __entry->depth)
+	F_printk("--> %ps (%lu)", (void *)__entry->func, __entry->depth)
 );
 
+#ifdef CONFIG_FUNCTION_GRAPH_RETADDR
+
+/* Function call entry with a return address */
+FTRACE_ENTRY_PACKED(fgraph_retaddr_entry, fgraph_retaddr_ent_entry,
+
+	TRACE_GRAPH_RETADDR_ENT,
+
+	F_STRUCT(
+		__field_struct(	struct fgraph_retaddr_ent,	graph_rent	)
+		__field_packed(	unsigned long,	graph_rent.ent,	func		)
+		__field_packed(	unsigned long,	graph_rent.ent,	depth		)
+		__field_packed(	unsigned long,	graph_rent,	retaddr		)
+		__dynamic_array(unsigned long,	args				)
+	),
+
+	F_printk("--> %ps (%lu) <- %ps", (void *)__entry->func, __entry->depth,
+		(void *)__entry->retaddr)
+);
+
+#else
+
+#ifndef fgraph_retaddr_ent_entry
+#define fgraph_retaddr_ent_entry ftrace_graph_ent_entry
+#endif
+
+#endif
+
+#ifdef CONFIG_FUNCTION_GRAPH_RETVAL
+
 /* Function return entry */
 FTRACE_ENTRY_PACKED(funcgraph_exit, ftrace_graph_ret_entry,
 
@@ -93,18 +124,43 @@ FTRACE_ENTRY_PACKED(funcgraph_exit, ftrace_graph_ret_entry,
 	F_STRUCT(
 		__field_struct(	struct ftrace_graph_ret,	ret	)
 		__field_packed(	unsigned long,	ret,		func	)
-		__field_packed(	int,		ret,		depth	)
+		__field_packed(	unsigned long,	ret,		retval	)
+		__field_packed(	unsigned int,	ret,		depth	)
 		__field_packed(	unsigned int,	ret,		overrun	)
-		__field_packed(	unsigned long long, ret,	calltime)
-		__field_packed(	unsigned long long, ret,	rettime	)
+		__field(unsigned long long,	calltime		)
+		__field(unsigned long long,	rettime			)
 	),
 
-	F_printk("<-- %ps (%d) (start: %llx  end: %llx) over: %d",
+	F_printk("<-- %ps (%u) (start: %llx  end: %llx) over: %u retval: %lx",
+		 (void *)__entry->func, __entry->depth,
+		 __entry->calltime, __entry->rettime,
+		 __entry->depth, __entry->retval)
+);
+
+#else
+
+/* Function return entry */
+FTRACE_ENTRY_PACKED(funcgraph_exit, ftrace_graph_ret_entry,
+
+	TRACE_GRAPH_RET,
+
+	F_STRUCT(
+		__field_struct(	struct ftrace_graph_ret,	ret	)
+		__field_packed(	unsigned long,	ret,		func	)
+		__field_packed(	unsigned int,	ret,		depth	)
+		__field_packed(	unsigned int,	ret,		overrun	)
+		__field(unsigned long long,	calltime		)
+		__field(unsigned long long,	rettime			)
+	),
+
+	F_printk("<-- %ps (%u) (start: %llx  end: %llx) over: %u",
 		 (void *)__entry->func, __entry->depth,
 		 __entry->calltime, __entry->rettime,
 		 __entry->depth)
 );
 
+#endif
+
 /*
  * Context switch trace entry - which task (and prio) we switched from/to:
  *
@@ -164,7 +220,7 @@ FTRACE_ENTRY(kernel_stack, stack_entry,
 
 	F_STRUCT(
 		__field(	int,		size	)
-		__array(	unsigned long,	caller,	FTRACE_STACK_ENTRIES	)
+		__stack_array(	unsigned long,	caller,	FTRACE_STACK_ENTRIES, size)
 	),
 
 	F_printk("\t=> %ps\n\t=> %ps\n\t=> %ps\n"