Merge remote-tracking branch 'nfs/linux-next'

6 files changed, 57 insertions, 36 deletions

diff --git a/include/linux/nfs4.h b/include/linux/nfs4.h
index 504b289ba680..a3c4bc800dce 100644
--- a/include/linux/nfs4.h
+++ b/include/linux/nfs4.h
@@ -563,6 +563,9 @@ enum {
 	NFSPROC4_CLNT_GETDEVICEINFO,
 	NFSPROC4_CLNT_LAYOUTCOMMIT,
 	NFSPROC4_CLNT_LAYOUTRETURN,
+	NFSPROC4_CLNT_SECINFO_NO_NAME,
+	NFSPROC4_CLNT_TEST_STATEID,
+	NFSPROC4_CLNT_FREE_STATEID,
 };
 
 /* nfs41 types */
diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h
index 87694ca86914..4faeac8f448a 100644
--- a/include/linux/nfs_fs_sb.h
+++ b/include/linux/nfs_fs_sb.h
@@ -16,6 +16,7 @@ struct nfs4_sequence_args;
 struct nfs4_sequence_res;
 struct nfs_server;
 struct nfs4_minor_version_ops;
+struct server_scope;
 
 /*
  * The nfs_client identifies our client state to the server.
@@ -77,12 +78,13 @@ struct nfs_client {
 	/* The flags used for obtaining the clientid during EXCHANGE_ID */
 	u32			cl_exchange_flags;
 	struct nfs4_session	*cl_session; 	/* sharred session */
-	struct list_head	cl_layouts;
 #endif /* CONFIG_NFS_V4 */
 
 #ifdef CONFIG_NFS_FSCACHE
 	struct fscache_cookie	*fscache;	/* client index cache cookie */
 #endif
+
+	struct server_scope	*server_scope;	/* from exchange_id */
 };
 
 /*
@@ -149,6 +151,7 @@ struct nfs_server {
 	struct rb_root		openowner_id;
 	struct rb_root		lockowner_id;
 #endif
+	struct list_head	layouts;
 	struct list_head	delegations;
 	void (*destroy)(struct nfs_server *);
 
diff --git a/include/linux/nfs_page.h b/include/linux/nfs_page.h
index 3a34e80ae92f..2927ecd1fe29 100644
--- a/include/linux/nfs_page.h
+++ b/include/linux/nfs_page.h
@@ -55,6 +55,13 @@ struct nfs_page {
 	struct nfs_writeverf	wb_verf;	/* Commit cookie */
 };
 
+struct nfs_pageio_descriptor;
+struct nfs_pageio_ops {
+	void	(*pg_init)(struct nfs_pageio_descriptor *, struct nfs_page *);
+	bool	(*pg_test)(struct nfs_pageio_descriptor *, struct nfs_page *, struct nfs_page *);
+	int	(*pg_doio)(struct nfs_pageio_descriptor *);
+};
+
 struct nfs_pageio_descriptor {
 	struct list_head	pg_list;
 	unsigned long		pg_bytes_written;
@@ -64,11 +71,10 @@ struct nfs_pageio_descriptor {
 	char			pg_moreio;
 
 	struct inode		*pg_inode;
-	int			(*pg_doio)(struct nfs_pageio_descriptor *);
+	const struct nfs_pageio_ops *pg_ops;
 	int 			pg_ioflags;
 	int			pg_error;
 	struct pnfs_layout_segment *pg_lseg;
-	bool			(*pg_test)(struct nfs_pageio_descriptor *, struct nfs_page *, struct nfs_page *);
 };
 
 #define NFS_WBACK_BUSY(req)	(test_bit(PG_BUSY,&(req)->wb_flags))
@@ -85,18 +91,24 @@ extern	int nfs_scan_list(struct nfs_inode *nfsi, struct list_head *dst,
 			  pgoff_t idx_start, unsigned int npages, int tag);
 extern	void nfs_pageio_init(struct nfs_pageio_descriptor *desc,
 			     struct inode *inode,
-			     int (*doio)(struct nfs_pageio_descriptor *desc),
+			     const struct nfs_pageio_ops *pg_ops,
 			     size_t bsize,
 			     int how);
 extern	int nfs_pageio_add_request(struct nfs_pageio_descriptor *,
 				   struct nfs_page *);
 extern	void nfs_pageio_complete(struct nfs_pageio_descriptor *desc);
 extern	void nfs_pageio_cond_complete(struct nfs_pageio_descriptor *, pgoff_t);
+extern	bool nfs_generic_pg_test(struct nfs_pageio_descriptor *desc,
+				 struct nfs_page *prev,
+				 struct nfs_page *req);
 extern  int nfs_wait_on_request(struct nfs_page *);
 extern	void nfs_unlock_request(struct nfs_page *req);
 extern	int nfs_set_page_tag_locked(struct nfs_page *req);
 extern  void nfs_clear_page_tag_locked(struct nfs_page *req);
 
+extern	int nfs_generic_pg_readpages(struct nfs_pageio_descriptor *desc);
+extern	int nfs_generic_pg_writepages(struct nfs_pageio_descriptor *desc);
+
 
 /*
  * Lock the page of an asynchronous request without getting a new reference
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index 5e8444a11adf..956d3576df7f 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -158,7 +158,6 @@ struct nfs_seqid;
 
 /* nfs41 sessions channel attributes */
 struct nfs4_channel_attrs {
-	u32			headerpadsz;
 	u32			max_rqst_sz;
 	u32			max_resp_sz;
 	u32			max_resp_sz_cached;
@@ -270,9 +269,10 @@ struct nfs4_layoutcommit_data {
 };
 
 struct nfs4_layoutreturn_args {
-	__u32   layout_type;
+	struct pnfs_layout_hdr *layout;
 	struct inode *inode;
 	nfs4_stateid stateid;
+	__u32   layout_type;
 	struct nfs4_sequence_args seq_args;
 };
 
@@ -1061,6 +1061,7 @@ struct server_scope {
 struct nfs41_exchange_id_res {
 	struct nfs_client		*client;
 	u32				flags;
+	struct server_scope		*server_scope;
 };
 
 struct nfs41_create_session_args {
@@ -1084,6 +1085,34 @@ struct nfs41_reclaim_complete_args {
 struct nfs41_reclaim_complete_res {
 	struct nfs4_sequence_res	seq_res;
 };
+
+#define SECINFO_STYLE_CURRENT_FH 0
+#define SECINFO_STYLE_PARENT 1
+struct nfs41_secinfo_no_name_args {
+	int				style;
+	struct nfs4_sequence_args	seq_args;
+};
+
+struct nfs41_test_stateid_args {
+	nfs4_stateid			*stateid;
+	struct nfs4_sequence_args	seq_args;
+};
+
+struct nfs41_test_stateid_res {
+	unsigned int			status;
+	struct nfs4_sequence_res	seq_res;
+};
+
+struct nfs41_free_stateid_args {
+	nfs4_stateid			*stateid;
+	struct nfs4_sequence_args	seq_args;
+};
+
+struct nfs41_free_stateid_res {
+	unsigned int			status;
+	struct nfs4_sequence_res	seq_res;
+};
+
 #endif /* CONFIG_NFS_V4_1 */
 
 struct nfs_page;
diff --git a/include/linux/pnfs_osd_xdr.h b/include/linux/pnfs_osd_xdr.h
index 76efbdd01622..435dd5fa7453 100644
--- a/include/linux/pnfs_osd_xdr.h
+++ b/include/linux/pnfs_osd_xdr.h
@@ -41,9 +41,6 @@
 
 #include <linux/nfs_fs.h>
 #include <linux/nfs_page.h>
-#include <scsi/osd_protocol.h>
-
-#define PNFS_OSD_OSDNAME_MAXSIZE 256
 
 /*
  * draft-ietf-nfsv4-minorversion-22
@@ -99,12 +96,6 @@ struct pnfs_osd_objid {
 #define _DEVID_HI(oid_device_id) \
 	(unsigned long long)be64_to_cpup(((__be64 *)(oid_device_id)->data) + 1)
 
-static inline int
-pnfs_osd_objid_xdr_sz(void)
-{
-	return (NFS4_DEVICEID4_SIZE / 4) + 2 + 2;
-}
-
 enum pnfs_osd_version {
 	PNFS_OSD_MISSING              = 0,
 	PNFS_OSD_VERSION_1            = 1,
@@ -189,8 +180,6 @@ struct pnfs_osd_targetid {
 	struct nfs4_string		oti_scsi_device_id;
 };
 
-enum { PNFS_OSD_TARGETID_MAX = 1 + PNFS_OSD_OSDNAME_MAXSIZE / 4 };
-
 /*   struct netaddr4 {
  *       // see struct rpcb in RFC1833
  *       string r_netid<>;    // network id
@@ -207,12 +196,6 @@ struct pnfs_osd_targetaddr {
 	struct pnfs_osd_net_addr	ota_netaddr;
 };
 
-enum {
-	NETWORK_ID_MAX = 16 / 4,
-	UNIVERSAL_ADDRESS_MAX = 64 / 4,
-	PNFS_OSD_TARGETADDR_MAX = 3 +  NETWORK_ID_MAX + UNIVERSAL_ADDRESS_MAX,
-};
-
 struct pnfs_osd_deviceaddr {
 	struct pnfs_osd_targetid	oda_targetid;
 	struct pnfs_osd_targetaddr	oda_targetaddr;
@@ -222,15 +205,6 @@ struct pnfs_osd_deviceaddr {
 	struct nfs4_string		oda_osdname;
 };
 
-enum {
-	ODA_OSDNAME_MAX = PNFS_OSD_OSDNAME_MAXSIZE / 4,
-	PNFS_OSD_DEVICEADDR_MAX =
-		PNFS_OSD_TARGETID_MAX + PNFS_OSD_TARGETADDR_MAX +
-		2 /*oda_lun*/ +
-		1 + OSD_SYSTEMID_LEN +
-		1 + ODA_OSDNAME_MAX,
-};
-
 /* LAYOUTCOMMIT: layoutupdate */
 
 /*   union pnfs_osd_deltaspaceused4 switch (bool dsu_valid) {
@@ -279,7 +253,7 @@ struct pnfs_osd_ioerr {
 	u32			oer_errno;
 };
 
-/* OSD XDR API */
+/* OSD XDR Client API */
 /* Layout helpers */
 /* Layout decoding is done in two parts:
  * 1. First Call pnfs_osd_xdr_decode_layout_map to read in only the header part
@@ -337,8 +311,7 @@ extern int
 pnfs_osd_xdr_encode_layoutupdate(struct xdr_stream *xdr,
 				 struct pnfs_osd_layoutupdate *lou);
 
-/* osd_ioerror encoding/decoding (layout_return) */
-/* Client */
+/* osd_ioerror encoding (layout_return) */
 extern __be32 *pnfs_osd_xdr_ioerr_reserve_space(struct xdr_stream *xdr);
 extern void pnfs_osd_xdr_encode_ioerr(__be32 *p, struct pnfs_osd_ioerr *ioerr);
 
diff --git a/include/linux/sunrpc/sched.h b/include/linux/sunrpc/sched.h
index f73c482ec9c6..fe2d8e6b923b 100644
--- a/include/linux/sunrpc/sched.h
+++ b/include/linux/sunrpc/sched.h
@@ -84,7 +84,8 @@ struct rpc_task {
 #endif
 	unsigned char		tk_priority : 2,/* Task priority */
 				tk_garb_retry : 2,
-				tk_cred_retry : 2;
+				tk_cred_retry : 2,
+				tk_rebind_retry : 2;
 };
 #define tk_xprt			tk_client->cl_xprt