Document side_ptr_get can be used as r or lvalue

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>

diff --git a/include/side/macros.h b/include/side/macros.h
index 3803f9ee96a97685b11380a97a6420233b8fa83e..e23dcae1aacd523f3350007c210447eb31acea9f 100644 (file)
--- a/include/side/macros.h
+++ b/include/side/macros.h
@@ -138,6 +138,7 @@
                _type v[16 / __SIZEOF_POINTER__];               \
        }
 
+/* side_ptr_get() can be used as rvalue or lvalue. */
 #define side_ptr_get(_field)   (_field).v[SIDE_U128_PTR_IDX(0)]
 
 #if (__SIZEOF_POINTER__ == 4)