nfs41: cb_sequence protocol level data structures

Signed-off-by: Benny Halevy <bhalevy@panasas.com>

1 files changed, 35 insertions, 0 deletions

diff --git a/fs/nfs/callback.h b/fs/nfs/callback.h
index 80fd8a82964f..2b933ce064dd 100644
--- a/fs/nfs/callback.h
+++ b/fs/nfs/callback.h
@@ -70,6 +70,41 @@ struct cb_recallargs {
         uint32_t truncate;
 };
 
+#if defined(CONFIG_NFS_V4_1)
+
+struct referring_call {
+        uint32_t                        rc_sequenceid;
+        uint32_t                        rc_slotid;
+};
+
+struct referring_call_list {
+        struct nfs4_sessionid           rcl_sessionid;
+        uint32_t                        rcl_nrefcalls;
+        struct referring_call           *rcl_refcalls;
+};
+
+struct cb_sequenceargs {
+        struct sockaddr_in              *csa_addr;
+        struct nfs4_sessionid           csa_sessionid;
+        uint32_t                        csa_sequenceid;
+        uint32_t                        csa_slotid;
+        uint32_t                        csa_highestslotid;
+        uint32_t                        csa_cachethis;
+        uint32_t                        csa_nrclists;
+        struct referring_call_list      *csa_rclists;
+};
+
+struct cb_sequenceres {
+        uint32_t                        csr_status;
+        struct nfs4_sessionid           csr_sessionid;
+        uint32_t                        csr_sequenceid;
+        uint32_t                        csr_slotid;
+        uint32_t                        csr_highestslotid;
+        uint32_t                        csr_target_highestslotid;
+};
+
+#endif /* CONFIG_NFS_V4_1 */
+
 extern __be32 nfs4_callback_getattr(struct cb_getattrargs *args, struct cb_getattrres *res);
 extern __be32 nfs4_callback_recall(struct cb_recallargs *args, void *dummy);