nfs41: client xdr definitions

Define stubs for sequence args and res data structures and embed
them in all other nfs4 and nfs41 xdr types.  They are needed for
sending any op in a nfs41 compound rpc.

Signed-off-by: Andy Adamson<andros@netapp.com>
[moved new args/res definitions away, to where they're first used]
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

1 files changed, 52 insertions, 0 deletions

diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index b89c34e40bc2..f2c5700c7b6e 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -145,6 +145,15 @@ struct nfs4_change_info {
 };
 
 struct nfs_seqid;
+
+struct nfs4_sequence_args {
+        /* stub */
+};
+
+struct nfs4_sequence_res {
+        /* stub */
+};
+
 /*
  * Arguments to the open call.
  */
@@ -165,6 +174,7 @@ struct nfs_openargs {
         const struct nfs_server *server;         /* Needed for ID mapping */
         const u32 *             bitmask;
         __u32                   claim;
+        struct nfs4_sequence_args       seq_args;
 };
 
 struct nfs_openres {
@@ -181,6 +191,7 @@ struct nfs_openres {
         __u32                   do_recall;
         __u64                   maxsize;
         __u32                   attrset[NFS4_BITMAP_SIZE];
+        struct nfs4_sequence_res        seq_res;
 };
 
 /*
@@ -206,6 +217,7 @@ struct nfs_closeargs {
         struct nfs_seqid *      seqid;
         fmode_t                 fmode;
         const u32 *             bitmask;
+        struct nfs4_sequence_args       seq_args;
 };
 
 struct nfs_closeres {
@@ -213,6 +225,7 @@ struct nfs_closeres {
         struct nfs_fattr *      fattr;
         struct nfs_seqid *      seqid;
         const struct nfs_server *server;
+        struct nfs4_sequence_res        seq_res;
 };
 /*
  *  * Arguments to the lock,lockt, and locku call.
@@ -233,12 +246,14 @@ struct nfs_lock_args {
         unsigned char           block : 1;
         unsigned char           reclaim : 1;
         unsigned char           new_lock_owner : 1;
+        struct nfs4_sequence_args       seq_args;
 };
 
 struct nfs_lock_res {
         nfs4_stateid            stateid;
         struct nfs_seqid *      lock_seqid;
         struct nfs_seqid *      open_seqid;
+        struct nfs4_sequence_res        seq_res;
 };
 
 struct nfs_locku_args {
@@ -246,32 +261,38 @@ struct nfs_locku_args {
         struct file_lock *      fl;
         struct nfs_seqid *      seqid;
         nfs4_stateid *          stateid;
+        struct nfs4_sequence_args       seq_args;
 };
 
 struct nfs_locku_res {
         nfs4_stateid            stateid;
         struct nfs_seqid *      seqid;
+        struct nfs4_sequence_res        seq_res;
 };
 
 struct nfs_lockt_args {
         struct nfs_fh *         fh;
         struct file_lock *      fl;
         struct nfs_lowner       lock_owner;
+        struct nfs4_sequence_args       seq_args;
 };
 
 struct nfs_lockt_res {
         struct file_lock *      denied; /* LOCK, LOCKT failed */
+        struct nfs4_sequence_res        seq_res;
 };
 
 struct nfs4_delegreturnargs {
         const struct nfs_fh *fhandle;
         const nfs4_stateid *stateid;
         const u32 * bitmask;
+        struct nfs4_sequence_args       seq_args;
 };
 
 struct nfs4_delegreturnres {
         struct nfs_fattr * fattr;
         const struct nfs_server *server;
+        struct nfs4_sequence_res        seq_res;
 };
 
 /*
@@ -284,12 +305,14 @@ struct nfs_readargs {
         __u32                   count;
         unsigned int            pgbase;
         struct page **          pages;
+        struct nfs4_sequence_args       seq_args;
 };
 
 struct nfs_readres {
         struct nfs_fattr *      fattr;
         __u32                   count;
         int                     eof;
+        struct nfs4_sequence_res        seq_res;
 };
 
 /*
@@ -304,6 +327,7 @@ struct nfs_writeargs {
         unsigned int            pgbase;
         struct page **          pages;
         const u32 *             bitmask;
+        struct nfs4_sequence_args       seq_args;
 };
 
 struct nfs_writeverf {
@@ -316,6 +340,7 @@ struct nfs_writeres {
         struct nfs_writeverf *  verf;
         __u32                   count;
         const struct nfs_server *server;
+        struct nfs4_sequence_res        seq_res;
 };
 
 /*
@@ -325,12 +350,14 @@ struct nfs_removeargs {
         const struct nfs_fh     *fh;
         struct qstr             name;
         const u32 *             bitmask;
+        struct nfs4_sequence_args       seq_args;
 };
 
 struct nfs_removeres {
         const struct nfs_server *server;
         struct nfs4_change_info cinfo;
         struct nfs_fattr        dir_attr;
+        struct nfs4_sequence_res        seq_res;
 };
 
 /*
@@ -383,6 +410,7 @@ struct nfs_setattrargs {
         struct iattr *                  iap;
         const struct nfs_server *       server; /* Needed for name mapping */
         const u32 *                     bitmask;
+        struct nfs4_sequence_args       seq_args;
 };
 
 struct nfs_setaclargs {
@@ -390,6 +418,7 @@ struct nfs_setaclargs {
         size_t                          acl_len;
         unsigned int                    acl_pgbase;
         struct page **                  acl_pages;
+        struct nfs4_sequence_args       seq_args;
 };
 
 struct nfs_getaclargs {
@@ -397,11 +426,13 @@ struct nfs_getaclargs {
         size_t                          acl_len;
         unsigned int                    acl_pgbase;
         struct page **                  acl_pages;
+        struct nfs4_sequence_args       seq_args;
 };
 
 struct nfs_setattrres {
         struct nfs_fattr *              fattr;
         const struct nfs_server *       server;
+        struct nfs4_sequence_res        seq_res;
 };
 
 struct nfs_linkargs {
@@ -583,6 +614,7 @@ struct nfs4_accessargs {
         const struct nfs_fh *           fh;
         const u32 *                     bitmask;
         u32                             access;
+        struct nfs4_sequence_args       seq_args;
 };
 
 struct nfs4_accessres {
@@ -590,6 +622,7 @@ struct nfs4_accessres {
         struct nfs_fattr *              fattr;
         u32                             supported;
         u32                             access;
+        struct nfs4_sequence_res        seq_res;
 };
 
 struct nfs4_create_arg {
@@ -609,6 +642,7 @@ struct nfs4_create_arg {
         const struct iattr *            attrs;
         const struct nfs_fh *           dir_fh;
         const u32 *                     bitmask;
+        struct nfs4_sequence_args       seq_args;
 };
 
 struct nfs4_create_res {
@@ -617,21 +651,25 @@ struct nfs4_create_res {
         struct nfs_fattr *              fattr;
         struct nfs4_change_info         dir_cinfo;
         struct nfs_fattr *              dir_fattr;
+        struct nfs4_sequence_res        seq_res;
 };
 
 struct nfs4_fsinfo_arg {
         const struct nfs_fh *           fh;
         const u32 *                     bitmask;
+        struct nfs4_sequence_args       seq_args;
 };
 
 struct nfs4_getattr_arg {
         const struct nfs_fh *           fh;
         const u32 *                     bitmask;
+        struct nfs4_sequence_args       seq_args;
 };
 
 struct nfs4_getattr_res {
         const struct nfs_server *       server;
         struct nfs_fattr *              fattr;
+        struct nfs4_sequence_res        seq_res;
 };
 
 struct nfs4_link_arg {
@@ -639,6 +677,7 @@ struct nfs4_link_arg {
         const struct nfs_fh *           dir_fh;
         const struct qstr *             name;
         const u32 *                     bitmask;
+        struct nfs4_sequence_args       seq_args;
 };
 
 struct nfs4_link_res {
@@ -646,6 +685,7 @@ struct nfs4_link_res {
         struct nfs_fattr *              fattr;
         struct nfs4_change_info         cinfo;
         struct nfs_fattr *              dir_attr;
+        struct nfs4_sequence_res        seq_res;
 };
 
 
@@ -653,21 +693,25 @@ struct nfs4_lookup_arg {
         const struct nfs_fh *           dir_fh;
         const struct qstr *             name;
         const u32 *                     bitmask;
+        struct nfs4_sequence_args       seq_args;
 };
 
 struct nfs4_lookup_res {
         const struct nfs_server *       server;
         struct nfs_fattr *              fattr;
         struct nfs_fh *                 fh;
+        struct nfs4_sequence_res        seq_res;
 };
 
 struct nfs4_lookup_root_arg {
         const u32 *                     bitmask;
+        struct nfs4_sequence_args       seq_args;
 };
 
 struct nfs4_pathconf_arg {
         const struct nfs_fh *           fh;
         const u32 *                     bitmask;
+        struct nfs4_sequence_args       seq_args;
 };
 
 struct nfs4_readdir_arg {
@@ -678,11 +722,13 @@ struct nfs4_readdir_arg {
         struct page **                  pages;  /* zero-copy data */
         unsigned int                    pgbase; /* zero-copy data */
         const u32 *                     bitmask;
+        struct nfs4_sequence_args       seq_args;
 };
 
 struct nfs4_readdir_res {
         nfs4_verifier                   verifier;
         unsigned int                    pgbase;
+        struct nfs4_sequence_res        seq_res;
 };
 
 struct nfs4_readlink {
@@ -690,6 +736,7 @@ struct nfs4_readlink {
         unsigned int                    pgbase;
         unsigned int                    pglen;   /* zero-copy data */
         struct page **                  pages;   /* zero-copy data */
+        struct nfs4_sequence_args       seq_args;
 };
 
 struct nfs4_rename_arg {
@@ -698,6 +745,7 @@ struct nfs4_rename_arg {
         const struct qstr *             old_name;
         const struct qstr *             new_name;
         const u32 *                     bitmask;
+        struct nfs4_sequence_args       seq_args;
 };
 
 struct nfs4_rename_res {
@@ -706,6 +754,7 @@ struct nfs4_rename_res {
         struct nfs_fattr *              old_fattr;
         struct nfs4_change_info         new_cinfo;
         struct nfs_fattr *              new_fattr;
+        struct nfs4_sequence_res        seq_res;
 };
 
 #define NFS4_SETCLIENTID_NAMELEN        (127)
@@ -724,6 +773,7 @@ struct nfs4_setclientid {
 struct nfs4_statfs_arg {
         const struct nfs_fh *           fh;
         const u32 *                     bitmask;
+        struct nfs4_sequence_args       seq_args;
 };
 
 struct nfs4_server_caps_res {
@@ -731,6 +781,7 @@ struct nfs4_server_caps_res {
         u32                             acl_bitmask;
         u32                             has_links;
         u32                             has_symlinks;
+        struct nfs4_sequence_res        seq_res;
 };
 
 struct nfs4_string {
@@ -765,6 +816,7 @@ struct nfs4_fs_locations_arg {
         const struct qstr *name;
         struct page *page;
         const u32 *bitmask;
+        struct nfs4_sequence_args       seq_args;
 };
 
 #endif /* CONFIG_NFS_V4 */