3 files changed, 71 insertions, 2 deletions
diff --git a/include/trace/events/btrfs.h b/include/trace/events/btrfs.h
index f445cff..4114129 100644
--- a/include/trace/events/btrfs.h
+++ b/include/trace/events/btrfs.h
@@ -28,7 +28,7 @@ struct extent_buffer;
 		{ BTRFS_SHARED_DATA_REF_KEY, 	"SHARED_DATA_REF" })
 
 #define __show_root_type(obj)						\
-	__print_symbolic(obj,						\
+	__print_symbolic_u64(obj,					\
 		{ BTRFS_ROOT_TREE_OBJECTID, 	"ROOT_TREE"	},	\
 		{ BTRFS_EXTENT_TREE_OBJECTID, 	"EXTENT_TREE"	},	\
 		{ BTRFS_CHUNK_TREE_OBJECTID, 	"CHUNK_TREE"	},	\
@@ -125,7 +125,7 @@ DEFINE_EVENT(btrfs__inode, btrfs_inode_evict,
 );
 
 #define __show_map_type(type)						\
-	__print_symbolic(type,						\
+	__print_symbolic_u64(type,					\
 		{ EXTENT_MAP_LAST_BYTE, "LAST_BYTE" 	},		\
 		{ EXTENT_MAP_HOLE, 	"HOLE" 		},		\
 		{ EXTENT_MAP_INLINE, 	"INLINE" 	},		\
diff --git a/include/trace/events/gpio.h b/include/trace/events/gpio.h
new file mode 100644
index 0000000..927a8ad
--- /dev/null
+++ b/include/trace/events/gpio.h
@@ -0,0 +1,56 @@
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM gpio
+
+#if !defined(_TRACE_GPIO_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_GPIO_H
+
+#include <linux/tracepoint.h>
+
+TRACE_EVENT(gpio_direction,
+
+	TP_PROTO(unsigned gpio, int in, int err),
+
+	TP_ARGS(gpio, in, err),
+
+	TP_STRUCT__entry(
+		__field(unsigned, gpio)
+		__field(int, in)
+		__field(int, err)
+	),
+
+	TP_fast_assign(
+		__entry->gpio = gpio;
+		__entry->in = in;
+		__entry->err = err;
+	),
+
+	TP_printk("%u %3s (%d)", __entry->gpio,
+		__entry->in ? "in" : "out", __entry->err)
+);
+
+TRACE_EVENT(gpio_value,
+
+	TP_PROTO(unsigned gpio, int get, int value),
+
+	TP_ARGS(gpio, get, value),
+
+	TP_STRUCT__entry(
+		__field(unsigned, gpio)
+		__field(int, get)
+		__field(int, value)
+	),
+
+	TP_fast_assign(
+		__entry->gpio = gpio;
+		__entry->get = get;
+		__entry->value = value;
+	),
+
+	TP_printk("%u %3s %d", __entry->gpio,
+		__entry->get ? "get" : "set", __entry->value)
+);
+
+#endif /* if !defined(_TRACE_GPIO_H) || defined(TRACE_HEADER_MULTI_READ) */
+
+/* This part must be outside protection */
+#include <trace/define_trace.h>
diff --git a/include/trace/ftrace.h b/include/trace/ftrace.h
index 3e68366..533c49f 100644
--- a/include/trace/ftrace.h
+++ b/include/trace/ftrace.h
@@ -205,6 +205,19 @@
 		ftrace_print_symbols_seq(p, value, symbols);		\
 	})
 
+#undef __print_symbolic_u64
+#if BITS_PER_LONG == 32
+#define __print_symbolic_u64(value, symbol_array...)			\
+	({								\
+		static const struct trace_print_flags_u64 symbols[] =	\
+			{ symbol_array, { -1, NULL } };			\
+		ftrace_print_symbols_seq_u64(p, value, symbols);	\
+	})
+#else
+#define __print_symbolic_u64(value, symbol_array...)			\
+			__print_symbolic(value, symbol_array)
+#endif
+
 #undef __print_hex
 #define __print_hex(buf, buf_len) ftrace_print_hex_seq(p, buf, buf_len)