[PATCH v4 03/15] locking/lockdep: Reorder struct lock_class members

From: Bart Van Assche
Date: Tue Dec 11 2018 - 17:14:49 EST


This patch does not change any functionality but makes the patch that
frees lock classes that are no longer in use easier to read.

Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Waiman Long <longman@xxxxxxxxxx>
Cc: Johannes Berg <johannes@xxxxxxxxxxxxxxxx>
Signed-off-by: Bart Van Assche <bvanassche@xxxxxxx>
---
include/linux/lockdep.h | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/include/linux/lockdep.h b/include/linux/lockdep.h
index 71caa1118f4c..b5e6bfe0ae4a 100644
--- a/include/linux/lockdep.h
+++ b/include/linux/lockdep.h
@@ -76,6 +76,13 @@ struct lock_class {
*/
struct list_head lock_entry;

+ /*
+ * These fields represent a directed graph of lock dependencies,
+ * to every node we attach a list of "forward" and a list of
+ * "backward" graph nodes.
+ */
+ struct list_head locks_after, locks_before;
+
struct lockdep_subclass_key *key;
unsigned int subclass;
unsigned int dep_gen_id;
@@ -86,13 +93,6 @@ struct lock_class {
unsigned long usage_mask;
struct stack_trace usage_traces[XXX_LOCK_USAGE_STATES];

- /*
- * These fields represent a directed graph of lock dependencies,
- * to every node we attach a list of "forward" and a list of
- * "backward" graph nodes.
- */
- struct list_head locks_after, locks_before;
-
/*
* Generation counter, when doing certain classes of graph walking,
* to ensure that we check one node only once:
--
2.20.0.rc2.403.gdbc3b29805-goog