nfsd4: eliminate lease delete callback

nfsd controls the lifetime of the lease, not the lock code, so there's
no need for this callback on lease destruction.

Signed-off-by: J. Bruce Fields <bfields@redhat.com>

2 files changed, 0 insertions, 20 deletions

diff --git a/Documentation/filesystems/Locking b/Documentation/filesystems/Locking
index b6426f15b4ae..075be12bc531 100644
--- a/Documentation/filesystems/Locking
+++ b/Documentation/filesystems/Locking
@@ -327,14 +327,12 @@ fl_release_private:	yes	yes
 prototypes:
         int (*fl_compare_owner)(struct file_lock *, struct file_lock *);
         void (*fl_notify)(struct file_lock *);  /* unblock callback */
-        void (*fl_release_private)(struct file_lock *);
         void (*fl_break)(struct file_lock *); /* break_lease callback */
 
 locking rules:
                         BKL     may block
 fl_compare_owner:       yes     no
 fl_notify:              yes     no
-fl_release_private:     yes     yes
 fl_break:               yes     no
 
         Currently only NFSD and NLM provide instances of this class. None of the
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index b82e36862044..2e44ad2539ab 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -2296,23 +2296,6 @@ void nfsd_break_deleg_cb(struct file_lock *fl)
 }
 
 /*
- * The file_lock is being reapd.
- *
- * Called by locks_free_lock() with lock_flocks() held.
- */
-static
-void nfsd_release_deleg_cb(struct file_lock *fl)
-{
-        struct nfs4_delegation *dp = (struct nfs4_delegation *)fl->fl_owner;
-
-        dprintk("NFSD nfsd_release_deleg_cb: fl %p dp %p dl_count %d\n", fl,dp, atomic_read(&dp->dl_count));
-
-        if (!(fl->fl_flags & FL_LEASE) || !dp)
-                return;
-        dp->dl_flock = NULL;
-}
-
-/*
  * Called from setlease() with lock_flocks() held
  */
 static
@@ -2341,7 +2324,6 @@ int nfsd_change_deleg_cb(struct file_lock **onlist, int arg)
 
 static const struct lock_manager_operations nfsd_lease_mng_ops = {
         .fl_break = nfsd_break_deleg_cb,
-        .fl_release_private = nfsd_release_deleg_cb,
         .fl_mylease = nfsd_same_client_deleg_cb,
         .fl_change = nfsd_change_deleg_cb,
 };