3 files changed, 18 insertions, 0 deletions
diff --git a/include/linux/nfsd/cache.h b/include/linux/nfsd/cache.h
index 04b355c801d..a59a2df6d07 100644
--- a/include/linux/nfsd/cache.h
+++ b/include/linux/nfsd/cache.h
@@ -75,5 +75,6 @@ int	nfsd_reply_cache_init(void);
 void	nfsd_reply_cache_shutdown(void);
 int	nfsd_cache_lookup(struct svc_rqst *, int);
 void	nfsd_cache_update(struct svc_rqst *, int, __be32 *);
+void	nfsd4_set_statp(struct svc_rqst *rqstp, __be32 *statp);
 
 #endif /* NFSCACHE_H */
diff --git a/include/linux/nfsd/state.h b/include/linux/nfsd/state.h
index 90829db7686..f1edb1d9852 100644
--- a/include/linux/nfsd/state.h
+++ b/include/linux/nfsd/state.h
@@ -99,9 +99,22 @@ struct nfs4_callback {
 	struct rpc_clnt *       cb_client;
 };
 
+/* Maximum number of pages per slot cache entry */
+#define NFSD_PAGES_PER_SLOT	1
+
+struct nfsd4_cache_entry {
+	__be32		ce_status;
+	struct kvec	ce_datav; /* encoded NFSv4.1 data in rq_res.head[0] */
+	struct page	*ce_respages[NFSD_PAGES_PER_SLOT + 1];
+	short		ce_resused;
+	int		ce_opcnt;
+	int		ce_rpchdrlen;
+};
+
 struct nfsd4_slot {
 	bool				sl_inuse;
 	u32				sl_seqid;
+	struct nfsd4_cache_entry	sl_cache_entry;
 };
 
 struct nfsd4_session {
diff --git a/include/linux/nfsd/xdr4.h b/include/linux/nfsd/xdr4.h
index 6e28a041008..d091684325a 100644
--- a/include/linux/nfsd/xdr4.h
+++ b/include/linux/nfsd/xdr4.h
@@ -51,6 +51,8 @@ struct nfsd4_compound_state {
 	/* For sessions DRC */
 	struct nfsd4_session	*session;
 	struct nfsd4_slot	*slot;
+	__be32			*statp;
+	u32			status;
 };
 
 struct nfsd4_change_info {
@@ -487,6 +489,8 @@ extern __be32 nfsd4_setclientid(struct svc_rqst *rqstp,
 extern __be32 nfsd4_setclientid_confirm(struct svc_rqst *rqstp,
 		struct nfsd4_compound_state *,
 		struct nfsd4_setclientid_confirm *setclientid_confirm);
+extern void nfsd4_store_cache_entry(struct nfsd4_compoundres *resp);
+extern __be32 nfsd4_replay_cache_entry(struct nfsd4_compoundres *resp);
 extern __be32 nfsd4_exchange_id(struct svc_rqst *rqstp,
 		struct nfsd4_compound_state *,
 struct nfsd4_exchange_id *);