Merge git://git.linux-nfs.org/pub/linux/nfs-2.6

* git://git.linux-nfs.org/pub/linux/nfs-2.6: (131 commits)
  NFSv4: Fix a typo in nfs_inode_reclaim_delegation
  NFS: Add a boot parameter to disable 64 bit inode numbers
  NFS: nfs_refresh_inode should clear cache_validity flags on success
  NFS: Fix a connectathon regression in NFSv3 and NFSv4
  NFS: Use nfs_refresh_inode() in ops that aren't expected to change the inode
  SUNRPC: Don't call xprt_release in call refresh
  SUNRPC: Don't call xprt_release() if call_allocate fails
  SUNRPC: Fix buggy UDP transmission
  [23/37] Clean up duplicate includes in
  [2.6 patch] net/sunrpc/rpcb_clnt.c: make struct rpcb_program static
  SUNRPC: Use correct type in buffer length calculations
  SUNRPC: Fix default hostname created in rpc_create()
  nfs: add server port to rpc_pipe info file
  NFS: Get rid of some obsolete macros
  NFS: Simplify filehandle revalidation
  NFS: Ensure that nfs_link() returns a hashed dentry
  NFS: Be strict about dentry revalidation when doing exclusive create
  NFS: Don't zap the readdir caches upon error
  NFS: Remove the redundant nfs_reval_fsid()
  NFSv3: Always use directory post-op attributes in nfs3_proc_lookup
  ...

Fix up trivial conflict due to sock_owned_by_user() cleanup manually in
net/sunrpc/xprtsock.c

Documentation/kernel-parameters.txt

@@ -1083,6 +1083,13 @@ and is between 256 and 4096 characters. It is defined in the file
 			[NFS] set the maximum lifetime for idmapper cache
 			entries.
 
+	nfs.enable_ino64=
+			[NFS] enable 64-bit inode numbers.
+			If zero, the NFS client will fake up a 32-bit inode
+			number for the readdir() and stat() syscalls instead
+			of returning the full 64-bit number.
+			The default is to return 64-bit inode numbers.
+
 	nmi_watchdog=	[KNL,BUGS=X86-32] Debugging features for SMP kernels
 
 	no387		[BUGS=X86-32] Tells the kernel to use the 387 maths

fs/Kconfig

@@ -1755,6 +1755,14 @@ config SUNRPC
 config SUNRPC_GSS
 	tristate
 
+config SUNRPC_XPRT_RDMA
+	tristate "RDMA transport for sunrpc (EXPERIMENTAL)"
+	depends on SUNRPC && INFINIBAND && EXPERIMENTAL
+	default m
+	help
+	  Adds a client RPC transport for supporting kernel NFS over RDMA
+	  mounts, including Infiniband and iWARP. Experimental.
+
 config SUNRPC_BIND34
 	bool "Support for rpcbind versions 3 & 4 (EXPERIMENTAL)"
 	depends on SUNRPC && EXPERIMENTAL

fs/lockd/mon.c

@@ -10,6 +10,7 @@
 #include <linux/utsname.h>
 #include <linux/kernel.h>
 #include <linux/sunrpc/clnt.h>
+#include <linux/sunrpc/xprtsock.h>
 #include <linux/sunrpc/svc.h>
 #include <linux/lockd/lockd.h>
 #include <linux/lockd/sm_inter.h>
@@ -132,7 +133,7 @@ nsm_create(void)
 		.sin_port	= 0,
 	};
 	struct rpc_create_args args = {
-		.protocol	= IPPROTO_UDP,
+		.protocol	= XPRT_TRANSPORT_UDP,
 		.address	= (struct sockaddr *)&sin,
 		.addrsize	= sizeof(sin),
 		.servername	= "localhost",

fs/lockd/xdr.c

@@ -62,8 +62,9 @@ static __be32 *nlm_decode_cookie(__be32 *p, struct nlm_cookie *c)
 	}
 	else 
 	{
-		printk(KERN_NOTICE
-			"lockd: bad cookie size %d (only cookies under %d bytes are supported.)\n", len, NLM_MAXCOOKIELEN);
+		dprintk("lockd: bad cookie size %d (only cookies under "
+			"%d bytes are supported.)\n",
+				len, NLM_MAXCOOKIELEN);
 		return NULL;
 	}
 	return p;
@@ -84,8 +85,7 @@ nlm_decode_fh(__be32 *p, struct nfs_fh *f)
 	unsigned int	len;
 
 	if ((len = ntohl(*p++)) != NFS2_FHSIZE) {
-		printk(KERN_NOTICE
-			"lockd: bad fhandle size %d (should be %d)\n",
+		dprintk("lockd: bad fhandle size %d (should be %d)\n",
 			len, NFS2_FHSIZE);
 		return NULL;
 	}

fs/lockd/xdr4.c

@@ -64,8 +64,9 @@ nlm4_decode_cookie(__be32 *p, struct nlm_cookie *c)
 	}
 	else 
 	{
-		printk(KERN_NOTICE
-			"lockd: bad cookie size %d (only cookies under %d bytes are supported.)\n", len, NLM_MAXCOOKIELEN);
+		dprintk("lockd: bad cookie size %d (only cookies under "
+			"%d bytes are supported.)\n",
+				len, NLM_MAXCOOKIELEN);
 		return NULL;
 	}
 	return p;
@@ -86,8 +87,7 @@ nlm4_decode_fh(__be32 *p, struct nfs_fh *f)
 	memset(f->data, 0, sizeof(f->data));
 	f->size = ntohl(*p++);
 	if (f->size > NFS_MAXFHSIZE) {
-		printk(KERN_NOTICE
-			"lockd: bad fhandle size %d (should be <=%d)\n",
+		dprintk("lockd: bad fhandle size %d (should be <=%d)\n",
 			f->size, NFS_MAXFHSIZE);
 		return NULL;
 	}

fs/nfs/Makefile

@@ -16,4 +16,3 @@ nfs-$(CONFIG_NFS_V4)	+= nfs4proc.o nfs4xdr.o nfs4state.o nfs4renewd.o \
 			   nfs4namespace.o
 nfs-$(CONFIG_NFS_DIRECTIO) += direct.o
 nfs-$(CONFIG_SYSCTL) += sysctl.o
-nfs-objs		:= $(nfs-y)

fs/nfs/client.c

@@ -23,6 +23,8 @@
 #include <linux/sunrpc/clnt.h>
 #include <linux/sunrpc/stats.h>
 #include <linux/sunrpc/metrics.h>
+#include <linux/sunrpc/xprtsock.h>
+#include <linux/sunrpc/xprtrdma.h>
 #include <linux/nfs_fs.h>
 #include <linux/nfs_mount.h>
 #include <linux/nfs4_mount.h>
@@ -340,7 +342,8 @@ static void nfs_init_timeout_values(struct rpc_timeout *to, int proto,
 		to->to_retries = 2;
 
 	switch (proto) {
-	case IPPROTO_TCP:
+	case XPRT_TRANSPORT_TCP:
+	case XPRT_TRANSPORT_RDMA:
 		if (!to->to_initval)
 			to->to_initval = 60 * HZ;
 		if (to->to_initval > NFS_MAX_TCP_TIMEOUT)
@@ -349,7 +352,7 @@ static void nfs_init_timeout_values(struct rpc_timeout *to, int proto,
 		to->to_maxval = to->to_initval + (to->to_increment * to->to_retries);
 		to->to_exponential = 0;
 		break;
-	case IPPROTO_UDP:
+	case XPRT_TRANSPORT_UDP:
 	default:
 		if (!to->to_initval)
 			to->to_initval = 11 * HZ / 10;
@@ -501,9 +504,9 @@ static int nfs_init_server_rpcclient(struct nfs_server *server, rpc_authflavor_t
 /*
  * Initialise an NFS2 or NFS3 client
  */
-static int nfs_init_client(struct nfs_client *clp, const struct nfs_mount_data *data)
+static int nfs_init_client(struct nfs_client *clp,
+			   const struct nfs_parsed_mount_data *data)
 {
-	int proto = (data->flags & NFS_MOUNT_TCP) ? IPPROTO_TCP : IPPROTO_UDP;
 	int error;
 
 	if (clp->cl_cons_state == NFS_CS_READY) {
@@ -522,8 +525,8 @@ static int nfs_init_client(struct nfs_client *clp, const struct nfs_mount_data *
 	 * Create a client RPC handle for doing FSSTAT with UNIX auth only
 	 * - RFC 2623, sec 2.3.2
 	 */
-	error = nfs_create_rpc_client(clp, proto, data->timeo, data->retrans,
-					RPC_AUTH_UNIX, 0);
+	error = nfs_create_rpc_client(clp, data->nfs_server.protocol,
+				data->timeo, data->retrans, RPC_AUTH_UNIX, 0);
 	if (error < 0)
 		goto error;
 	nfs_mark_client_ready(clp, NFS_CS_READY);
@@ -538,7 +541,8 @@ static int nfs_init_client(struct nfs_client *clp, const struct nfs_mount_data *
 /*
  * Create a version 2 or 3 client
  */
-static int nfs_init_server(struct nfs_server *server, const struct nfs_mount_data *data)
+static int nfs_init_server(struct nfs_server *server,
+			   const struct nfs_parsed_mount_data *data)
 {
 	struct nfs_client *clp;
 	int error, nfsvers = 2;
@@ -551,7 +555,8 @@ static int nfs_init_server(struct nfs_server *server, const struct nfs_mount_dat
 #endif
 
 	/* Allocate or find a client reference we can use */
-	clp = nfs_get_client(data->hostname, &data->addr, nfsvers);
+	clp = nfs_get_client(data->nfs_server.hostname,
+				&data->nfs_server.address, nfsvers);
 	if (IS_ERR(clp)) {
 		dprintk("<-- nfs_init_server() = error %ld\n", PTR_ERR(clp));
 		return PTR_ERR(clp);
@@ -581,7 +586,7 @@ static int nfs_init_server(struct nfs_server *server, const struct nfs_mount_dat
 	if (error < 0)
 		goto error;
 
-	error = nfs_init_server_rpcclient(server, data->pseudoflavor);
+	error = nfs_init_server_rpcclient(server, data->auth_flavors[0]);
 	if (error < 0)
 		goto error;
 
@@ -760,7 +765,7 @@ void nfs_free_server(struct nfs_server *server)
  * Create a version 2 or 3 volume record
  * - keyed on server and FSID
  */
-struct nfs_server *nfs_create_server(const struct nfs_mount_data *data,
+struct nfs_server *nfs_create_server(const struct nfs_parsed_mount_data *data,
 				     struct nfs_fh *mntfh)
 {
 	struct nfs_server *server;
@@ -906,7 +911,7 @@ static int nfs4_set_client(struct nfs_server *server,
  * Create a version 4 volume record
  */
 static int nfs4_init_server(struct nfs_server *server,
-		const struct nfs4_mount_data *data, rpc_authflavor_t authflavour)
+		const struct nfs_parsed_mount_data *data)
 {
 	int error;
 
@@ -926,7 +931,7 @@ static int nfs4_init_server(struct nfs_server *server,
 	server->acdirmin = data->acdirmin * HZ;
 	server->acdirmax = data->acdirmax * HZ;
 
-	error = nfs_init_server_rpcclient(server, authflavour);
+	error = nfs_init_server_rpcclient(server, data->auth_flavors[0]);
 
 	/* Done */
 	dprintk("<-- nfs4_init_server() = %d\n", error);
@@ -937,12 +942,7 @@ static int nfs4_init_server(struct nfs_server *server,
  * Create a version 4 volume record
  * - keyed on server and FSID
  */
-struct nfs_server *nfs4_create_server(const struct nfs4_mount_data *data,
-				      const char *hostname,
-				      const struct sockaddr_in *addr,
-				      const char *mntpath,
-				      const char *ip_addr,
-				      rpc_authflavor_t authflavour,
+struct nfs_server *nfs4_create_server(const struct nfs_parsed_mount_data *data,
 				      struct nfs_fh *mntfh)
 {
 	struct nfs_fattr fattr;
@@ -956,13 +956,18 @@ struct nfs_server *nfs4_create_server(const struct nfs4_mount_data *data,
 		return ERR_PTR(-ENOMEM);
 
 	/* Get a client record */
-	error = nfs4_set_client(server, hostname, addr, ip_addr, authflavour,
-			data->proto, data->timeo, data->retrans);
+	error = nfs4_set_client(server,
+			data->nfs_server.hostname,
+			&data->nfs_server.address,
+			data->client_address,
+			data->auth_flavors[0],
+			data->nfs_server.protocol,
+			data->timeo, data->retrans);
 	if (error < 0)
 		goto error;
 
 	/* set up the general RPC client */
-	error = nfs4_init_server(server, data, authflavour);
+	error = nfs4_init_server(server, data);
 	if (error < 0)
 		goto error;
 
@@ -971,7 +976,7 @@ struct nfs_server *nfs4_create_server(const struct nfs4_mount_data *data,
 	BUG_ON(!server->nfs_client->rpc_ops->file_inode_ops);
 
 	/* Probe the root fh to retrieve its FSID */
-	error = nfs4_path_walk(server, mntfh, mntpath);
+	error = nfs4_path_walk(server, mntfh, data->nfs_server.export_path);
 	if (error < 0)
 		goto error;
 

fs/nfs/delegation.c

@@ -52,7 +52,7 @@ static int nfs_delegation_claim_locks(struct nfs_open_context *ctx, struct nfs4_
 	for (fl = inode->i_flock; fl != 0; fl = fl->fl_next) {
 		if (!(fl->fl_flags & (FL_POSIX|FL_FLOCK)))
 			continue;
-		if ((struct nfs_open_context *)fl->fl_file->private_data != ctx)
+		if (nfs_file_open_context(fl->fl_file) != ctx)
 			continue;
 		status = nfs4_lock_delegation_recall(state, fl);
 		if (status >= 0)
@@ -109,18 +109,20 @@ static void nfs_delegation_claim_opens(struct inode *inode, const nfs4_stateid *
 void nfs_inode_reclaim_delegation(struct inode *inode, struct rpc_cred *cred, struct nfs_openres *res)
 {
 	struct nfs_delegation *delegation = NFS_I(inode)->delegation;
+	struct rpc_cred *oldcred;
 
 	if (delegation == NULL)
 		return;
 	memcpy(delegation->stateid.data, res->delegation.data,
 			sizeof(delegation->stateid.data));
 	delegation->type = res->delegation_type;
 	delegation->maxsize = res->maxsize;
-	put_rpccred(cred);
+	oldcred = delegation->cred;
 	delegation->cred = get_rpccred(cred);
 	delegation->flags &= ~NFS_DELEGATION_NEED_RECLAIM;
 	NFS_I(inode)->delegation_state = delegation->type;
 	smp_wmb();
+	put_rpccred(oldcred);
 }
 
 /*