diff --git a/fs/xfs/Kconfig b/fs/xfs/Kconfig
index 524021f..3f53dd1 100644
--- a/fs/xfs/Kconfig
+++ b/fs/xfs/Kconfig
@@ -64,3 +64,16 @@
 	  See the xfs man page in section 5 for additional information.
 
 	  If unsure, say N.
+
+config XFS_DEBUG
+	bool "XFS Debugging support (EXPERIMENTAL)"
+	depends on XFS_FS && EXPERIMENTAL
+	help
+	  Say Y here to get an XFS build with many debugging features,
+	  including ASSERT checks, function wrappers around macros,
+	  and extra sanity-checking functions in various code paths.
+
+	  Note that the resulting code will be HUGE and SLOW, and probably
+	  not useful unless you are debugging a particular problem.
+
+	  Say N unless you are an XFS developer, or you play one on TV.