[RFC PATCH 02/12] locks: add new struct list_head to struct file_lock

[Jeff Layton]

...that we can use to queue file_locks to per-ctx list_heads

Signed-off-by: Jeff Layton <jlayton@xxxxxxxxxxxxxxx>
---
 fs/locks.c         | 6 +++---
 include/linux/fs.h | 1 +
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/fs/locks.c b/fs/locks.c
index 6aa36bf21cc9..af55bd35be5f 100644
--- a/fs/locks.c
+++ b/fs/locks.c
@@ -292,8 +292,8 @@ locks_dispose_list(struct list_head *dispose)
 	struct file_lock *fl;
 
 	while (!list_empty(dispose)) {
-		fl = list_first_entry(dispose, struct file_lock, fl_block);
-		list_del_init(&fl->fl_block);
+		fl = list_first_entry(dispose, struct file_lock, fl_list);
+		list_del_init(&fl->fl_list);
 		locks_free_lock(fl);
 	}
 }
@@ -726,7 +726,7 @@ static void locks_delete_lock(struct file_lock **thisfl_p,
 
 	locks_unlink_lock(thisfl_p);
 	if (dispose)
-		list_add(&fl->fl_block, dispose);
+		list_add(&fl->fl_list, dispose);
 	else
 		locks_free_lock(fl);
 }
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 090212e26d12..303dfcd3b663 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -904,6 +904,7 @@ int locks_in_grace(struct net *);
  */
 struct file_lock {
 	struct file_lock *fl_next;	/* singly linked list for this inode  */
+	struct list_head fl_list;	/* link into file_lock_context */
 	struct hlist_node fl_link;	/* node in global lists */
 	struct list_head fl_block;	/* circular list of blocked processes */
 	fl_owner_t fl_owner;
-- 
1.9.3

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