[PATCH 30/70] NFSd: Replace delegation->dl_file with the dl_stid.sc_file

[Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>]

Signed-off-by: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>
---
 fs/nfsd/nfs4state.c | 13 +++++--------
 fs/nfsd/state.h     |  1 -
 2 files changed, 5 insertions(+), 9 deletions(-)

diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 5bbef4720e7c..48979ee79888 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -454,7 +454,6 @@ alloc_init_deleg(struct nfs4_client *clp, struct nfs4_ol_stateid *stp, struct sv
 	INIT_LIST_HEAD(&dp->dl_perfile);
 	INIT_LIST_HEAD(&dp->dl_perclnt);
 	INIT_LIST_HEAD(&dp->dl_recall_lru);
-	dp->dl_file = NULL;
 	dp->dl_type = NFS4_OPEN_DELEGATE_READ;
 	fh_copy_shallow(&dp->dl_fh, &current_fh->fh_handle);
 	dp->dl_time = 0;
@@ -483,8 +482,6 @@ void
 nfs4_put_delegation(struct nfs4_delegation *dp)
 {
 	if (atomic_dec_and_test(&dp->dl_stid.sc_count)) {
-		if (dp->dl_file)
-			put_nfs4_file(dp->dl_file);
 		nfs4_free_stid(deleg_slab, &dp->dl_stid);
 		num_delegations--;
 	}
@@ -520,7 +517,7 @@ hash_delegation_locked(struct nfs4_delegation *dp, struct nfs4_file *fp)
 static void
 unhash_delegation_locked(struct nfs4_delegation *dp)
 {
-	struct nfs4_file *fp = dp->dl_file;
+	struct nfs4_file *fp = dp->dl_stid.sc_file;
 
 	spin_lock(&fp->fi_lock);
 	list_del_init(&dp->dl_perclnt);
@@ -3204,14 +3201,14 @@ static struct file_lock *nfs4_alloc_init_lease(struct nfs4_delegation *dp, int f
 	fl->fl_flags = FL_DELEG;
 	fl->fl_type = flag == NFS4_OPEN_DELEGATE_READ? F_RDLCK: F_WRLCK;
 	fl->fl_end = OFFSET_MAX;
-	fl->fl_owner = (fl_owner_t)(dp->dl_file);
+	fl->fl_owner = (fl_owner_t)(dp->dl_stid.sc_file);
 	fl->fl_pid = current->tgid;
 	return fl;
 }
 
 static int nfs4_setlease(struct nfs4_delegation *dp)
 {
-	struct nfs4_file *fp = dp->dl_file;
+	struct nfs4_file *fp = dp->dl_stid.sc_file;
 	struct file_lock *fl;
 	int status = 0;
 
@@ -3255,7 +3252,7 @@ static int nfs4_set_delegation(struct nfs4_delegation *dp, struct nfs4_file *fp)
 	get_nfs4_file(fp);
 	spin_lock(&state_lock);
 	spin_lock(&fp->fi_lock);
-	dp->dl_file = fp;
+	dp->dl_stid.sc_file = fp;
 	if (!fp->fi_lease) {
 		spin_unlock(&fp->fi_lock);
 		spin_unlock(&state_lock);
@@ -3877,7 +3874,7 @@ nfs4_preprocess_stateid_op(struct net *net, struct nfsd4_compound_state *cstate,
 		if (status)
 			goto out;
 		if (filpp) {
-			file = dp->dl_file->fi_deleg_file;
+			file = dp->dl_stid.sc_file->fi_deleg_file;
 			if (!file) {
 				WARN_ON_ONCE(1);
 				status = nfserr_serverfault;
diff --git a/fs/nfsd/state.h b/fs/nfsd/state.h
index c6deef936693..de198600616b 100644
--- a/fs/nfsd/state.h
+++ b/fs/nfsd/state.h
@@ -93,7 +93,6 @@ struct nfs4_delegation {
 	struct list_head	dl_perfile;
 	struct list_head	dl_perclnt;
 	struct list_head	dl_recall_lru;  /* delegation recalled */
-	struct nfs4_file	*dl_file;
 	u32			dl_type;
 	time_t			dl_time;
 /* For recall: */
-- 
1.9.0

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