1 files changed, 67 insertions, 3 deletions

diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index 2c2c67d2eb42..78b101e487ea 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -3,6 +3,7 @@
 
 #include <linux/nfsacl.h>
 #include <linux/nfs3.h>
+#include <linux/sunrpc/gss_api.h>
 
 /*
  * To change the maximum rsize and wsize supported by the NFS client, adjust
@@ -14,6 +15,9 @@
 #define NFS_DEF_FILE_IO_SIZE    (4096U)
 #define NFS_MIN_FILE_IO_SIZE    (1024U)
 
+/* Forward declaration for NFS v3 */
+struct nfs4_secinfo_flavors;
+
 struct nfs_fsid {
         uint64_t                major;
         uint64_t                minor;
@@ -78,6 +82,7 @@ struct nfs_fattr {
 #define NFS_ATTR_FATTR_CHANGE           (1U << 17)
 #define NFS_ATTR_FATTR_PRECHANGE        (1U << 18)
 #define NFS_ATTR_FATTR_V4_REFERRAL      (1U << 19)      /* NFSv4 referral */
+#define NFS_ATTR_FATTR_MOUNTPOINT       (1U << 20)      /* Treat as mountpoint */
 
 #define NFS_ATTR_FATTR (NFS_ATTR_FATTR_TYPE \
                 | NFS_ATTR_FATTR_MODE \
@@ -190,8 +195,9 @@ struct nfs4_get_lease_time_res {
 #define PNFS_LAYOUT_MAXSIZE 4096
 
 struct nfs4_layoutdriver_data {
+        struct page **pages;
+        __u32 pglen;
         __u32 len;
-        void *buf;
 };
 
 struct pnfs_layout_range {
@@ -209,6 +215,7 @@ struct nfs4_layoutget_args {
         struct nfs_open_context *ctx;
         struct nfs4_sequence_args seq_args;
         nfs4_stateid stateid;
+        struct nfs4_layoutdriver_data layout;
 };
 
 struct nfs4_layoutget_res {
@@ -216,8 +223,8 @@ struct nfs4_layoutget_res {
         struct pnfs_layout_range range;
         __u32 type;
         nfs4_stateid stateid;
-        struct nfs4_layoutdriver_data layout;
         struct nfs4_sequence_res seq_res;
+        struct nfs4_layoutdriver_data *layoutp;
 };
 
 struct nfs4_layoutget {
@@ -236,6 +243,29 @@ struct nfs4_getdeviceinfo_res {
         struct nfs4_sequence_res seq_res;
 };
 
+struct nfs4_layoutcommit_args {
+        nfs4_stateid stateid;
+        __u64 lastbytewritten;
+        struct inode *inode;
+        const u32 *bitmask;
+        struct nfs4_sequence_args seq_args;
+};
+
+struct nfs4_layoutcommit_res {
+        struct nfs_fattr *fattr;
+        const struct nfs_server *server;
+        struct nfs4_sequence_res seq_res;
+};
+
+struct nfs4_layoutcommit_data {
+        struct rpc_task task;
+        struct nfs_fattr fattr;
+        struct pnfs_layout_segment *lseg;
+        struct rpc_cred *cred;
+        struct nfs4_layoutcommit_args args;
+        struct nfs4_layoutcommit_res res;
+};
+
 /*
  * Arguments to the open call.
  */
@@ -936,6 +966,38 @@ struct nfs4_fs_locations_res {
         struct nfs4_sequence_res        seq_res;
 };
 
+struct nfs4_secinfo_oid {
+        unsigned int len;
+        char data[GSS_OID_MAX_LEN];
+};
+
+struct nfs4_secinfo_gss {
+        struct nfs4_secinfo_oid sec_oid4;
+        unsigned int qop4;
+        unsigned int service;
+};
+
+struct nfs4_secinfo_flavor {
+        unsigned int            flavor;
+        struct nfs4_secinfo_gss gss;
+};
+
+struct nfs4_secinfo_flavors {
+        unsigned int num_flavors;
+        struct nfs4_secinfo_flavor flavors[0];
+};
+
+struct nfs4_secinfo_arg {
+        const struct nfs_fh             *dir_fh;
+        const struct qstr               *name;
+        struct nfs4_sequence_args       seq_args;
+};
+
+struct nfs4_secinfo_res {
+        struct nfs4_secinfo_flavors     *flavors;
+        struct nfs4_sequence_res        seq_res;
+};
+
 #endif /* CONFIG_NFS_V4 */
 
 struct nfstime4 {
@@ -1040,6 +1102,7 @@ struct nfs_write_data {
         struct nfs_writeres     res;            /* result struct */
         struct pnfs_layout_segment *lseg;
         struct nfs_client       *ds_clp;        /* pNFS data server */
+        int                     ds_commit_index;
         const struct rpc_call_ops *mds_ops;
         int (*write_done_cb) (struct rpc_task *task, struct nfs_write_data *data);
 #ifdef CONFIG_NFS_V4
@@ -1071,7 +1134,7 @@ struct nfs_rpc_ops {
                             struct nfs_fattr *);
         int     (*setattr) (struct dentry *, struct nfs_fattr *,
                             struct iattr *);
-        int     (*lookup)  (struct inode *, struct qstr *,
+        int     (*lookup)  (struct rpc_clnt *clnt, struct inode *, struct qstr *,
                             struct nfs_fh *, struct nfs_fattr *);
         int     (*access)  (struct inode *, struct nfs_access_entry *);
         int     (*readlink)(struct inode *, struct page *, unsigned int,
@@ -1118,6 +1181,7 @@ struct nfs_rpc_ops {
                                 struct iattr *iattr);
         int     (*init_client) (struct nfs_client *, const struct rpc_timeout *,
                                 const char *, rpc_authflavor_t, int);
+        int     (*secinfo)(struct inode *, const struct qstr *, struct nfs4_secinfo_flavors *);
 };
 
 /*