jbd2: add lockdep support
Ported from similar patch for the jbd layer.
Signed-off-by: Mingming Cao <cmm@us.ibm.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h
index 98a2bc5..2cbf6fd 100644
--- a/include/linux/jbd2.h
+++ b/include/linux/jbd2.h
@@ -418,6 +418,10 @@
unsigned int h_sync: 1; /* sync-on-close */
unsigned int h_jdata: 1; /* force data journaling */
unsigned int h_aborted: 1; /* fatal error on handle */
+
+#ifdef CONFIG_DEBUG_LOCK_ALLOC
+ struct lockdep_map h_lockdep_map;
+#endif
};