[PATCH v6 9/9] nfsd: remove dl_fh field from struct nfs4_delegation

[Jeff Layton <jlayton@primarydata.com>]

Now that the nfs4_file has a filehandle in it, we no longer need to
keep a per-delegation copy of it. Switch to using the one in the
nfs4_file instead.

Signed-off-by: Jeff Layton <jlayton@primarydata.com>
---
 fs/nfsd/nfs4callback.c | 2 +-
 fs/nfsd/nfs4state.c    | 3 +--
 fs/nfsd/state.h        | 1 -
 3 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/fs/nfsd/nfs4callback.c b/fs/nfsd/nfs4callback.c
index c393d6ca3fce..e9813389687b 100644
--- a/fs/nfsd/nfs4callback.c
+++ b/fs/nfsd/nfs4callback.c
@@ -337,7 +337,7 @@ static void encode_cb_recall4args(struct xdr_stream *xdr,
 	p = xdr_reserve_space(xdr, 4);
 	*p++ = xdr_zero;			/* truncate */
 
-	encode_nfs_fh4(xdr, &dp->dl_fh);
+	encode_nfs_fh4(xdr, &dp->dl_file->fi_fhandle);
 
 	hdr->nops++;
 }
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index ecfddca9b841..b0f83beeca75 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -604,7 +604,6 @@ alloc_init_deleg(struct nfs4_client *clp, struct svc_fh *current_fh)
 	INIT_LIST_HEAD(&dp->dl_perclnt);
 	INIT_LIST_HEAD(&dp->dl_recall_lru);
 	dp->dl_type = NFS4_OPEN_DELEGATE_READ;
-	fh_copy_shallow(&dp->dl_fh, &current_fh->fh_handle);
 	INIT_WORK(&dp->dl_recall.cb_work, nfsd4_run_cb_recall);
 	return dp;
 out_dec:
@@ -3097,7 +3096,7 @@ void nfsd4_prepare_cb_recall(struct nfs4_delegation *dp)
 	struct nfs4_client *clp = dp->dl_stid.sc_client;
 	struct nfsd_net *nn = net_generic(clp->net, nfsd_net_id);
 
-	block_delegations(&dp->dl_fh);
+	block_delegations(&dp->dl_file->fi_fhandle);
 
 	/*
 	 * We can't do this in nfsd_break_deleg_cb because it is
diff --git a/fs/nfsd/state.h b/fs/nfsd/state.h
index 0097d4771521..39747736e83b 100644
--- a/fs/nfsd/state.h
+++ b/fs/nfsd/state.h
@@ -96,7 +96,6 @@ struct nfs4_delegation {
 	u32			dl_type;
 	time_t			dl_time;
 /* For recall: */
-	struct knfsd_fh		dl_fh;
 	int			dl_retries;
 	struct nfsd4_callback	dl_recall;
 };
-- 
1.9.3