locks: remove unused lm_release_private

In commit 3b6e2723f32d ("locks: prevent side-effects of
locks_release_private before file_lock is initialized") we removed the
last user of lm_release_private without removing the field itself.

Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/Documentation/filesystems/Locking b/Documentation/filesystems/Locking
index 2db1900..7f647e1 100644 (file)
--- a/Documentation/filesystems/Locking
+++ b/Documentation/filesystems/Locking
@@ -359,7 +359,6 @@ prototypes:
        int (*lm_compare_owner)(struct file_lock *, struct file_lock *);
        void (*lm_notify)(struct file_lock *);  /* unblock callback */
        int (*lm_grant)(struct file_lock *, struct file_lock *, int);
-       void (*lm_release_private)(struct file_lock *);
        void (*lm_break)(struct file_lock *); /* break_lease callback */
        int (*lm_change)(struct file_lock **, int);
 
@@ -368,7 +367,6 @@ locking rules:
 lm_compare_owner:      yes             no
 lm_notify:             yes             no
 lm_grant:              no              no
-lm_release_private:    maybe           no
 lm_break:              yes             no
 lm_change              yes             no
 

diff --git a/fs/locks.c b/fs/locks.c
index cdcf219..7e81bfc 100644 (file)
--- a/fs/locks.c
+++ b/fs/locks.c
@@ -200,11 +200,7 @@ void locks_release_private(struct file_lock *fl)
                        fl->fl_ops->fl_release_private(fl);
                fl->fl_ops = NULL;
        }
-       if (fl->fl_lmops) {
-               if (fl->fl_lmops->lm_release_private)
-                       fl->fl_lmops->lm_release_private(fl);
-               fl->fl_lmops = NULL;
-       }
+       fl->fl_lmops = NULL;
 
 }
 EXPORT_SYMBOL_GPL(locks_release_private);

diff --git a/include/linux/fs.h b/include/linux/fs.h
index d7eed5b..4ba5c87 100644 (file)
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1162,7 +1162,6 @@ struct lock_manager_operations {
        int (*lm_compare_owner)(struct file_lock *, struct file_lock *);
        void (*lm_notify)(struct file_lock *);  /* unblock callback */
        int (*lm_grant)(struct file_lock *, struct file_lock *, int);
-       void (*lm_release_private)(struct file_lock *);
        void (*lm_break)(struct file_lock *);
        int (*lm_change)(struct file_lock **, int);
 };