Merge commit 'v2.6.26' into bkl-removal

21 files changed, 208 insertions, 182 deletions

diff --git a/fs/nfs/callback.c b/fs/nfs/callback.c
index 5606ae3d72d3..c1e7c8300629 100644
--- a/fs/nfs/callback.c
+++ b/fs/nfs/callback.c
@@ -182,7 +182,7 @@ static int nfs_callback_authenticate(struct svc_rqst *rqstp)
         if (clp == NULL)
                 return SVC_DROP;
 
-        dprintk("%s: %s NFSv4 callback!\n", __FUNCTION__,
+        dprintk("%s: %s NFSv4 callback!\n", __func__,
                         svc_print_addr(rqstp, buf, sizeof(buf)));
         nfs_put_client(clp);
 
diff --git a/fs/nfs/callback_proc.c b/fs/nfs/callback_proc.c
index 15f7785048d3..f7e83e23cf9f 100644
--- a/fs/nfs/callback_proc.c
+++ b/fs/nfs/callback_proc.c
@@ -57,7 +57,7 @@ out_iput:
 out_putclient:
         nfs_put_client(clp);
 out:
-        dprintk("%s: exit with status = %d\n", __FUNCTION__, ntohl(res->status));
+        dprintk("%s: exit with status = %d\n", __func__, ntohl(res->status));
         return res->status;
 }
 
@@ -98,6 +98,6 @@ __be32 nfs4_callback_recall(struct cb_recallargs *args, void *dummy)
                 nfs_put_client(prev);
         } while (clp != NULL);
 out:
-        dprintk("%s: exit with status = %d\n", __FUNCTION__, ntohl(res));
+        dprintk("%s: exit with status = %d\n", __func__, ntohl(res));
         return res;
 }
diff --git a/fs/nfs/callback_xdr.c b/fs/nfs/callback_xdr.c
index 13619d24f023..dd0ef34b5845 100644
--- a/fs/nfs/callback_xdr.c
+++ b/fs/nfs/callback_xdr.c
@@ -141,7 +141,7 @@ static __be32 decode_compound_hdr_arg(struct xdr_stream *xdr, struct cb_compound
         /* We do not like overly long tags! */
         if (hdr->taglen > CB_OP_TAGLEN_MAXSZ - 12) {
                 printk("NFSv4 CALLBACK %s: client sent tag of length %u\n",
-                                __FUNCTION__, hdr->taglen);
+                                __func__, hdr->taglen);
                 return htonl(NFS4ERR_RESOURCE);
         }
         p = read_buf(xdr, 12);
@@ -151,7 +151,7 @@ static __be32 decode_compound_hdr_arg(struct xdr_stream *xdr, struct cb_compound
         /* Check minor version is zero. */
         if (minor_version != 0) {
                 printk(KERN_WARNING "%s: NFSv4 server callback with illegal minor version %u!\n",
-                                __FUNCTION__, minor_version);
+                                __func__, minor_version);
                 return htonl(NFS4ERR_MINOR_VERS_MISMATCH);
         }
         hdr->callback_ident = ntohl(*p++);
@@ -179,7 +179,7 @@ static __be32 decode_getattr_args(struct svc_rqst *rqstp, struct xdr_stream *xdr
         args->addr = svc_addr(rqstp);
         status = decode_bitmap(xdr, args->bitmap);
 out:
-        dprintk("%s: exit with status = %d\n", __FUNCTION__, ntohl(status));
+        dprintk("%s: exit with status = %d\n", __func__, ntohl(status));
         return status;
 }
 
@@ -200,7 +200,7 @@ static __be32 decode_recall_args(struct svc_rqst *rqstp, struct xdr_stream *xdr,
         args->truncate = ntohl(*p);
         status = decode_fh(xdr, &args->fh);
 out:
-        dprintk("%s: exit with status = %d\n", __FUNCTION__, ntohl(status));
+        dprintk("%s: exit with status = %d\n", __func__, ntohl(status));
         return status;
 }
 
@@ -349,7 +349,7 @@ static __be32 encode_getattr_res(struct svc_rqst *rqstp, struct xdr_stream *xdr,
         status = encode_attr_mtime(xdr, res->bitmap, &res->mtime);
         *savep = htonl((unsigned int)((char *)xdr->p - (char *)(savep+1)));
 out:
-        dprintk("%s: exit with status = %d\n", __FUNCTION__, ntohl(status));
+        dprintk("%s: exit with status = %d\n", __func__, ntohl(status));
         return status;
 }
 
@@ -363,7 +363,7 @@ static __be32 process_op(struct svc_rqst *rqstp,
         long maxlen;
         __be32 res;
 
-        dprintk("%s: start\n", __FUNCTION__);
+        dprintk("%s: start\n", __func__);
         status = decode_op_hdr(xdr_in, &op_nr);
         if (likely(status == 0)) {
                 switch (op_nr) {
@@ -392,7 +392,7 @@ static __be32 process_op(struct svc_rqst *rqstp,
                 status = res;
         if (op->encode_res != NULL && status == 0)
                 status = op->encode_res(rqstp, xdr_out, resp);
-        dprintk("%s: done, status = %d\n", __FUNCTION__, ntohl(status));
+        dprintk("%s: done, status = %d\n", __func__, ntohl(status));
         return status;
 }
 
@@ -401,37 +401,37 @@ static __be32 process_op(struct svc_rqst *rqstp,
  */
 static __be32 nfs4_callback_compound(struct svc_rqst *rqstp, void *argp, void *resp)
 {
-        struct cb_compound_hdr_arg hdr_arg;
-        struct cb_compound_hdr_res hdr_res;
+        struct cb_compound_hdr_arg hdr_arg = { 0 };
+        struct cb_compound_hdr_res hdr_res = { NULL };
         struct xdr_stream xdr_in, xdr_out;
         __be32 *p;
         __be32 status;
-        unsigned int nops = 1;
+        unsigned int nops = 0;
 
-        dprintk("%s: start\n", __FUNCTION__);
+        dprintk("%s: start\n", __func__);
 
         xdr_init_decode(&xdr_in, &rqstp->rq_arg, rqstp->rq_arg.head[0].iov_base);
 
         p = (__be32*)((char *)rqstp->rq_res.head[0].iov_base + rqstp->rq_res.head[0].iov_len);
         xdr_init_encode(&xdr_out, &rqstp->rq_res, p);
 
-        decode_compound_hdr_arg(&xdr_in, &hdr_arg);
+        status = decode_compound_hdr_arg(&xdr_in, &hdr_arg);
+        if (status == __constant_htonl(NFS4ERR_RESOURCE))
+                return rpc_garbage_args;
+
         hdr_res.taglen = hdr_arg.taglen;
         hdr_res.tag = hdr_arg.tag;
-        hdr_res.nops = NULL;
-        encode_compound_hdr_res(&xdr_out, &hdr_res);
+        if (encode_compound_hdr_res(&xdr_out, &hdr_res) != 0)
+                return rpc_system_err;
 
-        for (;;) {
+        while (status == 0 && nops != hdr_arg.nops) {
                 status = process_op(rqstp, &xdr_in, argp, &xdr_out, resp);
-                if (status != 0)
-                        break;
-                if (nops == hdr_arg.nops)
-                        break;
                 nops++;
         }
+
         *hdr_res.status = status;
         *hdr_res.nops = htonl(nops);
-        dprintk("%s: done, status = %u\n", __FUNCTION__, ntohl(status));
+        dprintk("%s: done, status = %u\n", __func__, ntohl(status));
         return rpc_success;
 }
 
diff --git a/fs/nfs/client.c b/fs/nfs/client.c
index 89ac5bb0401c..f2a092ca69b5 100644
--- a/fs/nfs/client.c
+++ b/fs/nfs/client.c
@@ -488,7 +488,7 @@ static int nfs_create_rpc_client(struct nfs_client *clp,
         clnt = rpc_create(&args);
         if (IS_ERR(clnt)) {
                 dprintk("%s: cannot create RPC client. Error = %ld\n",
-                                __FUNCTION__, PTR_ERR(clnt));
+                                __func__, PTR_ERR(clnt));
                 return PTR_ERR(clnt);
         }
 
@@ -576,7 +576,7 @@ static int nfs_init_server_rpcclient(struct nfs_server *server,
 
         server->client = rpc_clone_client(clp->cl_rpcclient);
         if (IS_ERR(server->client)) {
-                dprintk("%s: couldn't create rpc_client!\n", __FUNCTION__);
+                dprintk("%s: couldn't create rpc_client!\n", __func__);
                 return PTR_ERR(server->client);
         }
 
@@ -590,7 +590,7 @@ static int nfs_init_server_rpcclient(struct nfs_server *server,
 
                 auth = rpcauth_create(pseudoflavour, server->client);
                 if (IS_ERR(auth)) {
-                        dprintk("%s: couldn't create credcache!\n", __FUNCTION__);
+                        dprintk("%s: couldn't create credcache!\n", __func__);
                         return PTR_ERR(auth);
                 }
         }
@@ -985,7 +985,7 @@ static int nfs4_init_client(struct nfs_client *clp,
         error = nfs_idmap_new(clp);
         if (error < 0) {
                 dprintk("%s: failed to create idmapper. Error = %d\n",
-                        __FUNCTION__, error);
+                        __func__, error);
                 goto error;
         }
         __set_bit(NFS_CS_IDMAP, &clp->cl_res_state);
diff --git a/fs/nfs/delegation.c b/fs/nfs/delegation.c
index 00a5e4405e16..cc563cfa6940 100644
--- a/fs/nfs/delegation.c
+++ b/fs/nfs/delegation.c
@@ -60,7 +60,7 @@ static int nfs_delegation_claim_locks(struct nfs_open_context *ctx, struct nfs4_
                 switch (status) {
                         default:
                                 printk(KERN_ERR "%s: unhandled error %d.\n",
-                                                __FUNCTION__, status);
+                                                __func__, status);
                         case -NFS4ERR_EXPIRED:
                                 /* kill_proc(fl->fl_pid, SIGLOST, 1); */
                         case -NFS4ERR_STALE_CLIENTID:
@@ -186,7 +186,7 @@ int nfs_inode_set_delegation(struct inode *inode, struct rpc_cred *cred, struct
                  */
                 dfprintk(FILE, "%s: server %s handed out "
                                 "a duplicate delegation!\n",
-                                __FUNCTION__, clp->cl_hostname);
+                                __func__, clp->cl_hostname);
                 if (delegation->type <= nfsi->delegation->type) {
                         freeme = delegation;
                         delegation = NULL;
diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c
index f288b3ecab4a..982a2064fe4c 100644
--- a/fs/nfs/dir.c
+++ b/fs/nfs/dir.c
@@ -180,7 +180,7 @@ int nfs_readdir_filler(nfs_readdir_descriptor_t *desc, struct page *page)
         int             error;
 
         dfprintk(DIRCACHE, "NFS: %s: reading cookie %Lu into page %lu\n",
-                        __FUNCTION__, (long long)desc->entry->cookie,
+                        __func__, (long long)desc->entry->cookie,
                         page->index);
 
  again:
@@ -204,7 +204,7 @@ int nfs_readdir_filler(nfs_readdir_descriptor_t *desc, struct page *page)
          * Note: assumes we have exclusive access to this mapping either
          *       through inode->i_mutex or some other mechanism.
          */
-        if (page->index == 0 && invalidate_inode_pages2_range(inode->i_mapping, PAGE_CACHE_SIZE, -1) < 0) {
+        if (invalidate_inode_pages2_range(inode->i_mapping, page->index + 1, -1) < 0) {
                 /* Should never happen */
                 nfs_zap_mapping(inode, inode->i_mapping);
         }
@@ -256,7 +256,7 @@ int find_dirent(nfs_readdir_descriptor_t *desc)
 
         while((status = dir_decode(desc)) == 0) {
                 dfprintk(DIRCACHE, "NFS: %s: examining cookie %Lu\n",
-                                __FUNCTION__, (unsigned long long)entry->cookie);
+                                __func__, (unsigned long long)entry->cookie);
                 if (entry->prev_cookie == *desc->dir_cookie)
                         break;
                 if (loop_count++ > 200) {
@@ -315,7 +315,7 @@ int find_dirent_page(nfs_readdir_descriptor_t *desc)
         int             status;
 
         dfprintk(DIRCACHE, "NFS: %s: searching page %ld for target %Lu\n",
-                        __FUNCTION__, desc->page_index,
+                        __func__, desc->page_index,
                         (long long) *desc->dir_cookie);
 
         /* If we find the page in the page_cache, we cannot be sure
@@ -339,7 +339,7 @@ int find_dirent_page(nfs_readdir_descriptor_t *desc)
         if (status < 0)
                 dir_page_release(desc);
  out:
-        dfprintk(DIRCACHE, "NFS: %s: returns %d\n", __FUNCTION__, status);
+        dfprintk(DIRCACHE, "NFS: %s: returns %d\n", __func__, status);
         return status;
 }
 
@@ -380,7 +380,7 @@ int readdir_search_pagecache(nfs_readdir_descriptor_t *desc)
                 }
         }
 
-        dfprintk(DIRCACHE, "NFS: %s: returns %d\n", __FUNCTION__, res);
+        dfprintk(DIRCACHE, "NFS: %s: returns %d\n", __func__, res);
         return res;
 }
 
@@ -506,7 +506,7 @@ int uncached_readdir(nfs_readdir_descriptor_t *desc, void *dirent,
         desc->entry->eof = 0;
  out:
         dfprintk(DIRCACHE, "NFS: %s: returns %d\n",
-                        __FUNCTION__, status);
+                        __func__, status);
         return status;
  out_release:
         dir_page_release(desc);
@@ -780,7 +780,7 @@ static int nfs_lookup_revalidate(struct dentry * dentry, struct nameidata *nd)
 
         if (is_bad_inode(inode)) {
                 dfprintk(LOOKUPCACHE, "%s: %s/%s has dud inode\n",
-                                __FUNCTION__, dentry->d_parent->d_name.name,
+                                __func__, dentry->d_parent->d_name.name,
                                 dentry->d_name.name);
                 goto out_bad;
         }
@@ -808,7 +808,7 @@ static int nfs_lookup_revalidate(struct dentry * dentry, struct nameidata *nd)
         unlock_kernel();
         dput(parent);
         dfprintk(LOOKUPCACHE, "NFS: %s(%s/%s) is valid\n",
-                        __FUNCTION__, dentry->d_parent->d_name.name,
+                        __func__, dentry->d_parent->d_name.name,
                         dentry->d_name.name);
         return 1;
 out_zap_parent:
@@ -827,7 +827,7 @@ out_zap_parent:
         unlock_kernel();
         dput(parent);
         dfprintk(LOOKUPCACHE, "NFS: %s(%s/%s) is invalid\n",
-                        __FUNCTION__, dentry->d_parent->d_name.name,
+                        __func__, dentry->d_parent->d_name.name,
                         dentry->d_name.name);
         return 0;
 }
diff --git a/fs/nfs/file.c b/fs/nfs/file.c
index a34eb78989f5..4e98a56a1777 100644
--- a/fs/nfs/file.c
+++ b/fs/nfs/file.c
@@ -530,7 +530,7 @@ static int do_vfs_lock(struct file *file, struct file_lock *fl)
         if (res < 0)
                 dprintk(KERN_WARNING "%s: VFS is out of sync with lock manager"
                         " - error %d!\n",
-                                __FUNCTION__, res);
+                                __func__, res);
         return res;
 }
 
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index 5cb3345eb694..596c5d8e86f4 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -541,8 +541,7 @@ static void __put_nfs_open_context(struct nfs_open_context *ctx, int wait)
         }
         if (ctx->cred != NULL)
                 put_rpccred(ctx->cred);
-        dput(ctx->path.dentry);
-        mntput(ctx->path.mnt);
+        path_put(&ctx->path);
         kfree(ctx);
 }
 
@@ -707,6 +706,13 @@ int nfs_attribute_timeout(struct inode *inode)
 
         if (nfs_have_delegation(inode, FMODE_READ))
                 return 0;
+        /*
+         * Special case: if the attribute timeout is set to 0, then always
+         *               treat the cache as having expired (unless holding
+         *               a delegation).
+         */
+        if (nfsi->attrtimeo == 0)
+                return 1;
         return !time_in_range(jiffies, nfsi->read_cache_jiffies, nfsi->read_cache_jiffies + nfsi->attrtimeo);
 }
 
@@ -995,7 +1001,7 @@ static int nfs_update_inode(struct inode *inode, struct nfs_fattr *fattr)
         unsigned long now = jiffies;
 
         dfprintk(VFS, "NFS: %s(%s/%ld ct=%d info=0x%x)\n",
-                        __FUNCTION__, inode->i_sb->s_id, inode->i_ino,
+                        __func__, inode->i_sb->s_id, inode->i_ino,
                         atomic_read(&inode->i_count), fattr->valid);
 
         if (nfsi->fileid != fattr->fileid)
@@ -1119,7 +1125,7 @@ static int nfs_update_inode(struct inode *inode, struct nfs_fattr *fattr)
          * Big trouble! The inode has become a different object.
          */
         printk(KERN_DEBUG "%s: inode %ld mode changed, %07o to %07o\n",
-                        __FUNCTION__, inode->i_ino, inode->i_mode, fattr->mode);
+                        __func__, inode->i_ino, inode->i_mode, fattr->mode);
  out_err:
         /*
          * No need to worry about unhashing the dentry, as the
diff --git a/fs/nfs/mount_clnt.c b/fs/nfs/mount_clnt.c
index 49c7cd0502cc..779d2eb649c5 100644
--- a/fs/nfs/mount_clnt.c
+++ b/fs/nfs/mount_clnt.c
@@ -130,10 +130,11 @@ static int xdr_decode_fhstatus3(struct rpc_rqst *req, __be32 *p,
                                 struct mnt_fhstatus *res)
 {
         struct nfs_fh *fh = res->fh;
+        unsigned size;
 
         if ((res->status = ntohl(*p++)) == 0) {
-                int size = ntohl(*p++);
-                if (size <= NFS3_FHSIZE) {
+                size = ntohl(*p++);
+                if (size <= NFS3_FHSIZE && size != 0) {
                         fh->size = size;
                         memcpy(fh->data, p, size);
                 } else
diff --git a/fs/nfs/namespace.c b/fs/nfs/namespace.c
index af4d0f1e402c..2f285ef76399 100644
--- a/fs/nfs/namespace.c
+++ b/fs/nfs/namespace.c
@@ -106,7 +106,7 @@ static void * nfs_follow_mountpoint(struct dentry *dentry, struct nameidata *nd)
         dprintk("--> nfs_follow_mountpoint()\n");
 
         BUG_ON(IS_ROOT(dentry));
-        dprintk("%s: enter\n", __FUNCTION__);
+        dprintk("%s: enter\n", __func__);
         dput(nd->path.dentry);
         nd->path.dentry = dget(dentry);
 
@@ -137,13 +137,12 @@ static void * nfs_follow_mountpoint(struct dentry *dentry, struct nameidata *nd)
                         goto out_follow;
                 goto out_err;
         }
-        mntput(nd->path.mnt);
-        dput(nd->path.dentry);
+        path_put(&nd->path);
         nd->path.mnt = mnt;
         nd->path.dentry = dget(mnt->mnt_root);
         schedule_delayed_work(&nfs_automount_task, nfs_mountpoint_expiry_timeout);
 out:
-        dprintk("%s: done, returned %d\n", __FUNCTION__, err);
+        dprintk("%s: done, returned %d\n", __func__, err);
 
         dprintk("<-- nfs_follow_mountpoint() = %d\n", err);
         return ERR_PTR(err);
@@ -230,7 +229,7 @@ static struct vfsmount *nfs_do_submount(const struct vfsmount *mnt_parent,
 
         dprintk("--> nfs_do_submount()\n");
 
-        dprintk("%s: submounting on %s/%s\n", __FUNCTION__,
+        dprintk("%s: submounting on %s/%s\n", __func__,
                         dentry->d_parent->d_name.name,
                         dentry->d_name.name);
         if (page == NULL)
@@ -243,7 +242,7 @@ static struct vfsmount *nfs_do_submount(const struct vfsmount *mnt_parent,
 free_page:
         free_page((unsigned long)page);
 out:
-        dprintk("%s: done\n", __FUNCTION__);
+        dprintk("%s: done\n", __func__);
 
         dprintk("<-- nfs_do_submount() = %p\n", mnt);
         return mnt;
diff --git a/fs/nfs/nfs3proc.c b/fs/nfs/nfs3proc.c
index 549dbce714a4..c3523ad03ed1 100644
--- a/fs/nfs/nfs3proc.c
+++ b/fs/nfs/nfs3proc.c
@@ -63,15 +63,15 @@ do_proc_get_root(struct rpc_clnt *client, struct nfs_fh *fhandle,
         };
         int     status;
 
-        dprintk("%s: call  fsinfo\n", __FUNCTION__);
+        dprintk("%s: call  fsinfo\n", __func__);
         nfs_fattr_init(info->fattr);
         status = rpc_call_sync(client, &msg, 0);
-        dprintk("%s: reply fsinfo: %d\n", __FUNCTION__, status);
+        dprintk("%s: reply fsinfo: %d\n", __func__, status);
         if (!(info->fattr->valid & NFS_ATTR_FATTR)) {
                 msg.rpc_proc = &nfs3_procedures[NFS3PROC_GETATTR];
                 msg.rpc_resp = info->fattr;
                 status = rpc_call_sync(client, &msg, 0);
-                dprintk("%s: reply getattr: %d\n", __FUNCTION__, status);
+                dprintk("%s: reply getattr: %d\n", __func__, status);
         }
         return status;
 }
diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h
index bd1b9d663fb9..ea790645fda6 100644
--- a/fs/nfs/nfs4_fs.h
+++ b/fs/nfs/nfs4_fs.h
@@ -206,7 +206,6 @@ struct rpc_cred *nfs4_get_renew_cred(struct nfs_client *clp);
 
 extern struct nfs4_state_owner * nfs4_get_state_owner(struct nfs_server *, struct rpc_cred *);
 extern void nfs4_put_state_owner(struct nfs4_state_owner *);
-extern void nfs4_drop_state_owner(struct nfs4_state_owner *);
 extern struct nfs4_state * nfs4_get_open_state(struct inode *, struct nfs4_state_owner *);
 extern void nfs4_put_open_state(struct nfs4_state *);
 extern void nfs4_close_state(struct path *, struct nfs4_state *, mode_t);
diff --git a/fs/nfs/nfs4namespace.c b/fs/nfs/nfs4namespace.c
index 5f9ba41ed5bf..b112857301f7 100644
--- a/fs/nfs/nfs4namespace.c
+++ b/fs/nfs/nfs4namespace.c
@@ -86,7 +86,7 @@ static int nfs4_validate_fspath(const struct vfsmount *mnt_parent,
 
         if (strncmp(path, fs_path, strlen(fs_path)) != 0) {
                 dprintk("%s: path %s does not begin with fsroot %s\n",
-                        __FUNCTION__, path, fs_path);
+                        __func__, path, fs_path);
                 return -ENOENT;
         }
 
@@ -134,7 +134,7 @@ static struct vfsmount *nfs_follow_referral(const struct vfsmount *mnt_parent,
         if (locations == NULL || locations->nlocations <= 0)
                 goto out;
 
-        dprintk("%s: referral at %s/%s\n", __FUNCTION__,
+        dprintk("%s: referral at %s/%s\n", __func__,
                 dentry->d_parent->d_name.name, dentry->d_name.name);
 
         page = (char *) __get_free_page(GFP_USER);
@@ -204,7 +204,7 @@ static struct vfsmount *nfs_follow_referral(const struct vfsmount *mnt_parent,
 out:
         free_page((unsigned long) page);
         free_page((unsigned long) page2);
-        dprintk("%s: done\n", __FUNCTION__);
+        dprintk("%s: done\n", __func__);
         return mnt;
 }
 
@@ -223,7 +223,7 @@ struct vfsmount *nfs_do_refmount(const struct vfsmount *mnt_parent, struct dentr
         int err;
 
         /* BUG_ON(IS_ROOT(dentry)); */
-        dprintk("%s: enter\n", __FUNCTION__);
+        dprintk("%s: enter\n", __func__);
 
         page = alloc_page(GFP_KERNEL);
         if (page == NULL)
@@ -238,7 +238,7 @@ struct vfsmount *nfs_do_refmount(const struct vfsmount *mnt_parent, struct dentr
 
         parent = dget_parent(dentry);
         dprintk("%s: getting locations for %s/%s\n",
-                __FUNCTION__, parent->d_name.name, dentry->d_name.name);
+                __func__, parent->d_name.name, dentry->d_name.name);
 
         err = nfs4_proc_fs_locations(parent->d_inode, &dentry->d_name, fs_locations, page);
         dput(parent);
@@ -252,6 +252,6 @@ out_free:
         __free_page(page);
         kfree(fs_locations);
 out:
-        dprintk("%s: done\n", __FUNCTION__);
+        dprintk("%s: done\n", __func__);
         return mnt;
 }
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index dbc09271af02..1293e0acd82b 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -73,7 +73,7 @@ int nfs4_map_errors(int err)
 {
         if (err < -1000) {
                 dprintk("%s could not handle NFSv4 error %d\n",
-                                __FUNCTION__, -err);
+                                __func__, -err);
                 return -EIO;
         }
         return err;
@@ -306,8 +306,7 @@ static void nfs4_opendata_free(struct kref *kref)
                 nfs4_put_open_state(p->state);
         nfs4_put_state_owner(p->owner);
         dput(p->dir);
-        dput(p->path.dentry);
-        mntput(p->path.mnt);
+        path_put(&p->path);
         kfree(p);
 }
 
@@ -1210,8 +1209,7 @@ static void nfs4_free_closedata(void *data)
         nfs4_put_open_state(calldata->state);
         nfs_free_seqid(calldata->arg.seqid);
         nfs4_put_state_owner(sp);
-        dput(calldata->path.dentry);
-        mntput(calldata->path.mnt);
+        path_put(&calldata->path);
         kfree(calldata);
 }
 
@@ -1578,7 +1576,7 @@ static int nfs4_get_referral(struct inode *dir, const struct qstr *name, struct
                 goto out;
         /* Make sure server returned a different fsid for the referral */
         if (nfs_fsid_equal(&NFS_SERVER(dir)->fsid, &locations->fattr.fsid)) {
-                dprintk("%s: server did not return a different fsid for a referral at %s\n", __FUNCTION__, name->name);
+                dprintk("%s: server did not return a different fsid for a referral at %s\n", __func__, name->name);
                 status = -EIO;
                 goto out;
         }
@@ -2211,7 +2209,7 @@ static int _nfs4_proc_readdir(struct dentry *dentry, struct rpc_cred *cred,
         };
         int                     status;
 
-        dprintk("%s: dentry = %s/%s, cookie = %Lu\n", __FUNCTION__,
+        dprintk("%s: dentry = %s/%s, cookie = %Lu\n", __func__,
                         dentry->d_parent->d_name.name,
                         dentry->d_name.name,
                         (unsigned long long)cookie);
@@ -2223,7 +2221,7 @@ static int _nfs4_proc_readdir(struct dentry *dentry, struct rpc_cred *cred,
 
         nfs_invalidate_atime(dir);
 
-        dprintk("%s: returns %d\n", __FUNCTION__, status);
+        dprintk("%s: returns %d\n", __func__, status);
         return status;
 }
 
@@ -3342,7 +3340,7 @@ static void nfs4_lock_prepare(struct rpc_task *task, void *calldata)
         struct nfs4_lockdata *data = calldata;
         struct nfs4_state *state = data->lsp->ls_state;
 
-        dprintk("%s: begin!\n", __FUNCTION__);
+        dprintk("%s: begin!\n", __func__);
         if (nfs_wait_on_sequence(data->arg.lock_seqid, task) != 0)
                 return;
         /* Do we need to do an open_to_lock_owner? */
@@ -3356,14 +3354,14 @@ static void nfs4_lock_prepare(struct rpc_task *task, void *calldata)
                 data->arg.new_lock_owner = 0;
         data->timestamp = jiffies;
         rpc_call_start(task);
-        dprintk("%s: done!, ret = %d\n", __FUNCTION__, data->rpc_status);
+        dprintk("%s: done!, ret = %d\n", __func__, data->rpc_status);
 }
 
 static void nfs4_lock_done(struct rpc_task *task, void *calldata)
 {
         struct nfs4_lockdata *data = calldata;
 
-        dprintk("%s: begin!\n", __FUNCTION__);
+        dprintk("%s: begin!\n", __func__);
 
         data->rpc_status = task->tk_status;
         if (RPC_ASSASSINATED(task))
@@ -3381,14 +3379,14 @@ static void nfs4_lock_done(struct rpc_task *task, void *calldata)
                 renew_lease(NFS_SERVER(data->ctx->path.dentry->d_inode), data->timestamp);
         }
 out:
-        dprintk("%s: done, ret = %d!\n", __FUNCTION__, data->rpc_status);
+        dprintk("%s: done, ret = %d!\n", __func__, data->rpc_status);
 }
 
 static void nfs4_lock_release(void *calldata)
 {
         struct nfs4_lockdata *data = calldata;
 
-        dprintk("%s: begin!\n", __FUNCTION__);
+        dprintk("%s: begin!\n", __func__);
         nfs_free_seqid(data->arg.open_seqid);
         if (data->cancelled != 0) {
                 struct rpc_task *task;
@@ -3396,13 +3394,13 @@ static void nfs4_lock_release(void *calldata)
                                 data->arg.lock_seqid);
                 if (!IS_ERR(task))
                         rpc_put_task(task);
-                dprintk("%s: cancelling lock!\n", __FUNCTION__);
+                dprintk("%s: cancelling lock!\n", __func__);
         } else
                 nfs_free_seqid(data->arg.lock_seqid);
         nfs4_put_lock_state(data->lsp);
         put_nfs_open_context(data->ctx);
         kfree(data);
-        dprintk("%s: done!\n", __FUNCTION__);
+        dprintk("%s: done!\n", __func__);
 }
 
 static const struct rpc_call_ops nfs4_lock_ops = {
@@ -3428,7 +3426,7 @@ static int _nfs4_do_setlk(struct nfs4_state *state, int cmd, struct file_lock *f
         };
         int ret;
 
-        dprintk("%s: begin!\n", __FUNCTION__);
+        dprintk("%s: begin!\n", __func__);
         data = nfs4_alloc_lockdata(fl, nfs_file_open_context(fl->fl_file),
                         fl->fl_u.nfs4_fl.owner);
         if (data == NULL)
@@ -3451,7 +3449,7 @@ static int _nfs4_do_setlk(struct nfs4_state *state, int cmd, struct file_lock *f
         } else
                 data->cancelled = 1;
         rpc_put_task(task);
-        dprintk("%s: done, ret = %d!\n", __FUNCTION__, ret);
+        dprintk("%s: done, ret = %d!\n", __func__, ret);
         return ret;
 }
 
@@ -3527,7 +3525,7 @@ static int _nfs4_proc_setlk(struct nfs4_state *state, int cmd, struct file_lock
         /* Note: we always want to sleep here! */
         request->fl_flags = fl_flags | FL_SLEEP;
         if (do_vfs_lock(request->fl_file, request) < 0)
-                printk(KERN_WARNING "%s: VFS is out of sync with lock manager!\n", __FUNCTION__);
+                printk(KERN_WARNING "%s: VFS is out of sync with lock manager!\n", __func__);
 out_unlock:
         up_read(&clp->cl_sem);
 out:
@@ -3665,12 +3663,12 @@ int nfs4_proc_fs_locations(struct inode *dir, const struct qstr *name,
         };
         int status;
 
-        dprintk("%s: start\n", __FUNCTION__);
+        dprintk("%s: start\n", __func__);
         nfs_fattr_init(&fs_locations->fattr);
         fs_locations->server = server;
         fs_locations->nlocations = 0;
         status = rpc_call_sync(server->client, &msg, 0);
-        dprintk("%s: returned status = %d\n", __FUNCTION__, status);
+        dprintk("%s: returned status = %d\n", __func__, status);
         return status;
 }
 
diff --git a/fs/nfs/nfs4renewd.c b/fs/nfs/nfs4renewd.c
index 5e2e4af1a0e6..3305acbbe2ae 100644
--- a/fs/nfs/nfs4renewd.c
+++ b/fs/nfs/nfs4renewd.c
@@ -66,7 +66,7 @@ nfs4_renew_state(struct work_struct *work)
         unsigned long last, now;
 
         down_read(&clp->cl_sem);
-        dprintk("%s: start\n", __FUNCTION__);
+        dprintk("%s: start\n", __func__);
         /* Are there any active superblocks? */
         if (list_empty(&clp->cl_superblocks))
                 goto out;
@@ -92,17 +92,17 @@ nfs4_renew_state(struct work_struct *work)
                 spin_lock(&clp->cl_lock);
         } else
                 dprintk("%s: failed to call renewd. Reason: lease not expired \n",
-                                __FUNCTION__);
+                                __func__);
         if (timeout < 5 * HZ)    /* safeguard */
                 timeout = 5 * HZ;
         dprintk("%s: requeueing work. Lease period = %ld\n",
-                        __FUNCTION__, (timeout + HZ - 1) / HZ);
+                        __func__, (timeout + HZ - 1) / HZ);
         cancel_delayed_work(&clp->cl_renewd);
         schedule_delayed_work(&clp->cl_renewd, timeout);
         spin_unlock(&clp->cl_lock);
 out:
         up_read(&clp->cl_sem);
-        dprintk("%s: done\n", __FUNCTION__);
+        dprintk("%s: done\n", __func__);
 }
 
 /* Must be called with clp->cl_sem locked for writes */
@@ -117,7 +117,7 @@ nfs4_schedule_state_renewal(struct nfs_client *clp)
         if (timeout < 5 * HZ)
                 timeout = 5 * HZ;
         dprintk("%s: requeueing work. Lease period = %ld\n",
-                        __FUNCTION__, (timeout + HZ - 1) / HZ);
+                        __func__, (timeout + HZ - 1) / HZ);
         cancel_delayed_work(&clp->cl_renewd);
         schedule_delayed_work(&clp->cl_renewd, timeout);
         set_bit(NFS_CS_RENEWD, &clp->cl_res_state);
diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c
index 46eb624e4f16..856a8934f610 100644
--- a/fs/nfs/nfs4state.c
+++ b/fs/nfs/nfs4state.c
@@ -282,7 +282,7 @@ nfs4_alloc_state_owner(void)
         return sp;
 }
 
-void
+static void
 nfs4_drop_state_owner(struct nfs4_state_owner *sp)
 {
         if (!RB_EMPTY_NODE(&sp->so_client_node)) {
@@ -828,7 +828,7 @@ static int nfs4_reclaim_locks(struct nfs4_state_recovery_ops *ops, struct nfs4_s
                 switch (status) {
                         default:
                                 printk(KERN_ERR "%s: unhandled error %d. Zeroing state\n",
-                                                __FUNCTION__, status);
+                                                __func__, status);
                         case -NFS4ERR_EXPIRED:
                         case -NFS4ERR_NO_GRACE:
                         case -NFS4ERR_RECLAIM_BAD:
@@ -869,14 +869,14 @@ static int nfs4_reclaim_open_state(struct nfs4_state_recovery_ops *ops, struct n
                         list_for_each_entry(lock, &state->lock_states, ls_locks) {
                                 if (!(lock->ls_flags & NFS_LOCK_INITIALIZED))
                                         printk("%s: Lock reclaim failed!\n",
-                                                        __FUNCTION__);
+                                                        __func__);
                         }
                         continue;
                 }
                 switch (status) {
                         default:
                                 printk(KERN_ERR "%s: unhandled error %d. Zeroing state\n",
-                                                __FUNCTION__, status);
+                                                __func__, status);
                         case -ENOENT:
                         case -NFS4ERR_RECLAIM_BAD:
                         case -NFS4ERR_RECLAIM_CONFLICT:
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index 5a2d64927b35..b916297d2334 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -1831,7 +1831,7 @@ static int nfs4_xdr_enc_readdir(struct rpc_rqst *req, __be32 *p, const struct nf
         xdr_inline_pages(&req->rq_rcv_buf, replen, args->pages,
                          args->pgbase, args->count);
         dprintk("%s: inlined page args = (%u, %p, %u, %u)\n",
-                        __FUNCTION__, replen, args->pages,
+                        __func__, replen, args->pages,
                         args->pgbase, args->count);
 
 out:
@@ -2192,9 +2192,9 @@ out:
         p = xdr_inline_decode(xdr, nbytes); \
         if (unlikely(!p)) { \
                 dprintk("nfs: %s: prematurely hit end of receive" \
-                                " buffer\n", __FUNCTION__); \
+                                " buffer\n", __func__); \
                 dprintk("nfs: %s: xdr->p=%p, bytes=%u, xdr->end=%p\n", \
-                                __FUNCTION__, xdr->p, nbytes, xdr->end); \
+                                __func__, xdr->p, nbytes, xdr->end); \
                 return -EIO; \
         } \
 } while (0)
@@ -2306,12 +2306,12 @@ static int decode_attr_type(struct xdr_stream *xdr, uint32_t *bitmap, uint32_t *
                 READ_BUF(4);
                 READ32(*type);
                 if (*type < NF4REG || *type > NF4NAMEDATTR) {
-                        dprintk("%s: bad type %d\n", __FUNCTION__, *type);
+                        dprintk("%s: bad type %d\n", __func__, *type);
                         return -EIO;
                 }
                 bitmap[0] &= ~FATTR4_WORD0_TYPE;
         }
-        dprintk("%s: type=0%o\n", __FUNCTION__, nfs_type2fmt[*type].nfs2type);
+        dprintk("%s: type=0%o\n", __func__, nfs_type2fmt[*type].nfs2type);
         return 0;
 }
 
@@ -2327,7 +2327,7 @@ static int decode_attr_change(struct xdr_stream *xdr, uint32_t *bitmap, uint64_t
                 READ64(*change);
                 bitmap[0] &= ~FATTR4_WORD0_CHANGE;
         }
-        dprintk("%s: change attribute=%Lu\n", __FUNCTION__,
+        dprintk("%s: change attribute=%Lu\n", __func__,
                         (unsigned long long)*change);
         return 0;
 }
@@ -2344,7 +2344,7 @@ static int decode_attr_size(struct xdr_stream *xdr, uint32_t *bitmap, uint64_t *
                 READ64(*size);
                 bitmap[0] &= ~FATTR4_WORD0_SIZE;
         }
-        dprintk("%s: file size=%Lu\n", __FUNCTION__, (unsigned long long)*size);
+        dprintk("%s: file size=%Lu\n", __func__, (unsigned long long)*size);
         return 0;
 }
 
@@ -2360,7 +2360,7 @@ static int decode_attr_link_support(struct xdr_stream *xdr, uint32_t *bitmap, ui
                 READ32(*res);
                 bitmap[0] &= ~FATTR4_WORD0_LINK_SUPPORT;
         }
-        dprintk("%s: link support=%s\n", __FUNCTION__, *res == 0 ? "false" : "true");
+        dprintk("%s: link support=%s\n", __func__, *res == 0 ? "false" : "true");
         return 0;
 }
 
@@ -2376,7 +2376,7 @@ static int decode_attr_symlink_support(struct xdr_stream *xdr, uint32_t *bitmap,
                 READ32(*res);
                 bitmap[0] &= ~FATTR4_WORD0_SYMLINK_SUPPORT;
         }
-        dprintk("%s: symlink support=%s\n", __FUNCTION__, *res == 0 ? "false" : "true");
+        dprintk("%s: symlink support=%s\n", __func__, *res == 0 ? "false" : "true");
         return 0;
 }
 
@@ -2394,7 +2394,7 @@ static int decode_attr_fsid(struct xdr_stream *xdr, uint32_t *bitmap, struct nfs
                 READ64(fsid->minor);
                 bitmap[0] &= ~FATTR4_WORD0_FSID;
         }
-        dprintk("%s: fsid=(0x%Lx/0x%Lx)\n", __FUNCTION__,
+        dprintk("%s: fsid=(0x%Lx/0x%Lx)\n", __func__,
                         (unsigned long long)fsid->major,
                         (unsigned long long)fsid->minor);
         return 0;
@@ -2412,7 +2412,7 @@ static int decode_attr_lease_time(struct xdr_stream *xdr, uint32_t *bitmap, uint
                 READ32(*res);
                 bitmap[0] &= ~FATTR4_WORD0_LEASE_TIME;
         }
-        dprintk("%s: file size=%u\n", __FUNCTION__, (unsigned int)*res);
+        dprintk("%s: file size=%u\n", __func__, (unsigned int)*res);
         return 0;
 }
 
@@ -2428,7 +2428,7 @@ static int decode_attr_aclsupport(struct xdr_stream *xdr, uint32_t *bitmap, uint
                 READ32(*res);
                 bitmap[0] &= ~FATTR4_WORD0_ACLSUPPORT;
         }
-        dprintk("%s: ACLs supported=%u\n", __FUNCTION__, (unsigned int)*res);
+        dprintk("%s: ACLs supported=%u\n", __func__, (unsigned int)*res);
         return 0;
 }
 
@@ -2444,7 +2444,7 @@ static int decode_attr_fileid(struct xdr_stream *xdr, uint32_t *bitmap, uint64_t
                 READ64(*fileid);
                 bitmap[0] &= ~FATTR4_WORD0_FILEID;
         }
-        dprintk("%s: fileid=%Lu\n", __FUNCTION__, (unsigned long long)*fileid);
+        dprintk("%s: fileid=%Lu\n", __func__, (unsigned long long)*fileid);
         return 0;
 }
 
@@ -2460,7 +2460,7 @@ static int decode_attr_mounted_on_fileid(struct xdr_stream *xdr, uint32_t *bitma
                 READ64(*fileid);
                 bitmap[1] &= ~FATTR4_WORD1_MOUNTED_ON_FILEID;
         }
-        dprintk("%s: fileid=%Lu\n", __FUNCTION__, (unsigned long long)*fileid);
+        dprintk("%s: fileid=%Lu\n", __func__, (unsigned long long)*fileid);
         return 0;
 }
 
@@ -2477,7 +2477,7 @@ static int decode_attr_files_avail(struct xdr_stream *xdr, uint32_t *bitmap, uin
                 READ64(*res);
                 bitmap[0] &= ~FATTR4_WORD0_FILES_AVAIL;
         }
-        dprintk("%s: files avail=%Lu\n", __FUNCTION__, (unsigned long long)*res);
+        dprintk("%s: files avail=%Lu\n", __func__, (unsigned long long)*res);
         return status;
 }
 
@@ -2494,7 +2494,7 @@ static int decode_attr_files_free(struct xdr_stream *xdr, uint32_t *bitmap, uint
                 READ64(*res);
                 bitmap[0] &= ~FATTR4_WORD0_FILES_FREE;
         }
-        dprintk("%s: files free=%Lu\n", __FUNCTION__, (unsigned long long)*res);
+        dprintk("%s: files free=%Lu\n", __func__, (unsigned long long)*res);
         return status;
 }
 
@@ -2511,7 +2511,7 @@ static int decode_attr_files_total(struct xdr_stream *xdr, uint32_t *bitmap, uin
                 READ64(*res);
                 bitmap[0] &= ~FATTR4_WORD0_FILES_TOTAL;
         }
-        dprintk("%s: files total=%Lu\n", __FUNCTION__, (unsigned long long)*res);
+        dprintk("%s: files total=%Lu\n", __func__, (unsigned long long)*res);
         return status;
 }
 
@@ -2569,7 +2569,7 @@ static int decode_attr_fs_locations(struct xdr_stream *xdr, uint32_t *bitmap, st
         status = 0;
         if (unlikely(!(bitmap[0] & FATTR4_WORD0_FS_LOCATIONS)))
                 goto out;
-        dprintk("%s: fsroot ", __FUNCTION__);
+        dprintk("%s: fsroot ", __func__);
         status = decode_pathname(xdr, &res->fs_path);
         if (unlikely(status != 0))
                 goto out;
@@ -2586,7 +2586,7 @@ static int decode_attr_fs_locations(struct xdr_stream *xdr, uint32_t *bitmap, st
                 READ32(m);
 
                 loc->nservers = 0;
-                dprintk("%s: servers ", __FUNCTION__);
+                dprintk("%s: servers ", __func__);
                 while (loc->nservers < m) {
                         struct nfs4_string *server = &loc->servers[loc->nservers];
                         status = decode_opaque_inline(xdr, &server->len, &server->data);
@@ -2599,7 +2599,7 @@ static int decode_attr_fs_locations(struct xdr_stream *xdr, uint32_t *bitmap, st
                                 unsigned int i;
                                 dprintk("%s: using first %u of %u servers "
                                         "returned for location %u\n",
-                                                __FUNCTION__,
+                                                __func__,
                                                 NFS4_FS_LOCATION_MAXSERVERS,
                                                 m, res->nlocations);
                                 for (i = loc->nservers; i < m; i++) {
@@ -2618,7 +2618,7 @@ static int decode_attr_fs_locations(struct xdr_stream *xdr, uint32_t *bitmap, st
                         res->nlocations++;
         }
 out:
-        dprintk("%s: fs_locations done, error = %d\n", __FUNCTION__, status);
+        dprintk("%s: fs_locations done, error = %d\n", __func__, status);
         return status;
 out_eio:
         status = -EIO;
@@ -2638,7 +2638,7 @@ static int decode_attr_maxfilesize(struct xdr_stream *xdr, uint32_t *bitmap, uin
                 READ64(*res);
                 bitmap[0] &= ~FATTR4_WORD0_MAXFILESIZE;
         }
-        dprintk("%s: maxfilesize=%Lu\n", __FUNCTION__, (unsigned long long)*res);
+        dprintk("%s: maxfilesize=%Lu\n", __func__, (unsigned long long)*res);
         return status;
 }
 
@@ -2655,7 +2655,7 @@ static int decode_attr_maxlink(struct xdr_stream *xdr, uint32_t *bitmap, uint32_
                 READ32(*maxlink);
                 bitmap[0] &= ~FATTR4_WORD0_MAXLINK;
         }
-        dprintk("%s: maxlink=%u\n", __FUNCTION__, *maxlink);
+        dprintk("%s: maxlink=%u\n", __func__, *maxlink);
         return status;
 }
 
@@ -2672,7 +2672,7 @@ static int decode_attr_maxname(struct xdr_stream *xdr, uint32_t *bitmap, uint32_
                 READ32(*maxname);
                 bitmap[0] &= ~FATTR4_WORD0_MAXNAME;
         }
-        dprintk("%s: maxname=%u\n", __FUNCTION__, *maxname);
+        dprintk("%s: maxname=%u\n", __func__, *maxname);
         return status;
 }
 
@@ -2693,7 +2693,7 @@ static int decode_attr_maxread(struct xdr_stream *xdr, uint32_t *bitmap, uint32_
                 *res = (uint32_t)maxread;
                 bitmap[0] &= ~FATTR4_WORD0_MAXREAD;
         }
-        dprintk("%s: maxread=%lu\n", __FUNCTION__, (unsigned long)*res);
+        dprintk("%s: maxread=%lu\n", __func__, (unsigned long)*res);
         return status;
 }
 
@@ -2714,7 +2714,7 @@ static int decode_attr_maxwrite(struct xdr_stream *xdr, uint32_t *bitmap, uint32
                 *res = (uint32_t)maxwrite;
                 bitmap[0] &= ~FATTR4_WORD0_MAXWRITE;
         }
-        dprintk("%s: maxwrite=%lu\n", __FUNCTION__, (unsigned long)*res);
+        dprintk("%s: maxwrite=%lu\n", __func__, (unsigned long)*res);
         return status;
 }
 
@@ -2731,7 +2731,7 @@ static int decode_attr_mode(struct xdr_stream *xdr, uint32_t *bitmap, uint32_t *
                 *mode &= ~S_IFMT;
                 bitmap[1] &= ~FATTR4_WORD1_MODE;
         }
-        dprintk("%s: file mode=0%o\n", __FUNCTION__, (unsigned int)*mode);
+        dprintk("%s: file mode=0%o\n", __func__, (unsigned int)*mode);
         return 0;
 }
 
@@ -2747,7 +2747,7 @@ static int decode_attr_nlink(struct xdr_stream *xdr, uint32_t *bitmap, uint32_t
                 READ32(*nlink);
                 bitmap[1] &= ~FATTR4_WORD1_NUMLINKS;
         }
-        dprintk("%s: nlink=%u\n", __FUNCTION__, (unsigned int)*nlink);
+        dprintk("%s: nlink=%u\n", __func__, (unsigned int)*nlink);
         return 0;
 }
 
@@ -2766,13 +2766,13 @@ static int decode_attr_owner(struct xdr_stream *xdr, uint32_t *bitmap, struct nf
                 if (len < XDR_MAX_NETOBJ) {
                         if (nfs_map_name_to_uid(clp, (char *)p, len, uid) != 0)
                                 dprintk("%s: nfs_map_name_to_uid failed!\n",
-                                                __FUNCTION__);
+                                                __func__);
                 } else
                         dprintk("%s: name too long (%u)!\n",
-                                        __FUNCTION__, len);
+                                        __func__, len);
                 bitmap[1] &= ~FATTR4_WORD1_OWNER;
         }
-        dprintk("%s: uid=%d\n", __FUNCTION__, (int)*uid);
+        dprintk("%s: uid=%d\n", __func__, (int)*uid);
         return 0;
 }
 
@@ -2791,13 +2791,13 @@ static int decode_attr_group(struct xdr_stream *xdr, uint32_t *bitmap, struct nf
                 if (len < XDR_MAX_NETOBJ) {
                         if (nfs_map_group_to_gid(clp, (char *)p, len, gid) != 0)
                                 dprintk("%s: nfs_map_group_to_gid failed!\n",
-                                                __FUNCTION__);
+                                                __func__);
                 } else
                         dprintk("%s: name too long (%u)!\n",
-                                        __FUNCTION__, len);
+                                        __func__, len);
                 bitmap[1] &= ~FATTR4_WORD1_OWNER_GROUP;
         }
-        dprintk("%s: gid=%d\n", __FUNCTION__, (int)*gid);
+        dprintk("%s: gid=%d\n", __func__, (int)*gid);
         return 0;
 }
 
@@ -2820,7 +2820,7 @@ static int decode_attr_rdev(struct xdr_stream *xdr, uint32_t *bitmap, dev_t *rde
                         *rdev = tmp;
                 bitmap[1] &= ~ FATTR4_WORD1_RAWDEV;
         }
-        dprintk("%s: rdev=(0x%x:0x%x)\n", __FUNCTION__, major, minor);
+        dprintk("%s: rdev=(0x%x:0x%x)\n", __func__, major, minor);
         return 0;
 }
 
@@ -2837,7 +2837,7 @@ static int decode_attr_space_avail(struct xdr_stream *xdr, uint32_t *bitmap, uin
                 READ64(*res);
                 bitmap[1] &= ~FATTR4_WORD1_SPACE_AVAIL;
         }
-        dprintk("%s: space avail=%Lu\n", __FUNCTION__, (unsigned long long)*res);
+        dprintk("%s: space avail=%Lu\n", __func__, (unsigned long long)*res);
         return status;
 }
 
@@ -2854,7 +2854,7 @@ static int decode_attr_space_free(struct xdr_stream *xdr, uint32_t *bitmap, uint
                 READ64(*res);
                 bitmap[1] &= ~FATTR4_WORD1_SPACE_FREE;
         }
-        dprintk("%s: space free=%Lu\n", __FUNCTION__, (unsigned long long)*res);
+        dprintk("%s: space free=%Lu\n", __func__, (unsigned long long)*res);
         return status;
 }
 
@@ -2871,7 +2871,7 @@ static int decode_attr_space_total(struct xdr_stream *xdr, uint32_t *bitmap, uin
                 READ64(*res);
                 bitmap[1] &= ~FATTR4_WORD1_SPACE_TOTAL;
         }
-        dprintk("%s: space total=%Lu\n", __FUNCTION__, (unsigned long long)*res);
+        dprintk("%s: space total=%Lu\n", __func__, (unsigned long long)*res);
         return status;
 }
 
@@ -2887,7 +2887,7 @@ static int decode_attr_space_used(struct xdr_stream *xdr, uint32_t *bitmap, uint
                 READ64(*used);
                 bitmap[1] &= ~FATTR4_WORD1_SPACE_USED;
         }
-        dprintk("%s: space used=%Lu\n", __FUNCTION__,
+        dprintk("%s: space used=%Lu\n", __func__,
                         (unsigned long long)*used);
         return 0;
 }
@@ -2918,7 +2918,7 @@ static int decode_attr_time_access(struct xdr_stream *xdr, uint32_t *bitmap, str
                 status = decode_attr_time(xdr, time);
                 bitmap[1] &= ~FATTR4_WORD1_TIME_ACCESS;
         }
-        dprintk("%s: atime=%ld\n", __FUNCTION__, (long)time->tv_sec);
+        dprintk("%s: atime=%ld\n", __func__, (long)time->tv_sec);
         return status;
 }
 
@@ -2934,7 +2934,7 @@ static int decode_attr_time_metadata(struct xdr_stream *xdr, uint32_t *bitmap, s
                 status = decode_attr_time(xdr, time);
                 bitmap[1] &= ~FATTR4_WORD1_TIME_METADATA;
         }
-        dprintk("%s: ctime=%ld\n", __FUNCTION__, (long)time->tv_sec);
+        dprintk("%s: ctime=%ld\n", __func__, (long)time->tv_sec);
         return status;
 }
 
@@ -2950,7 +2950,7 @@ static int decode_attr_time_modify(struct xdr_stream *xdr, uint32_t *bitmap, str
                 status = decode_attr_time(xdr, time);
                 bitmap[1] &= ~FATTR4_WORD1_TIME_MODIFY;
         }
-        dprintk("%s: mtime=%ld\n", __FUNCTION__, (long)time->tv_sec);
+        dprintk("%s: mtime=%ld\n", __func__, (long)time->tv_sec);
         return status;
 }
 
@@ -2962,7 +2962,7 @@ static int verify_attr_len(struct xdr_stream *xdr, __be32 *savep, uint32_t attrl
         if (unlikely(attrwords != nwords)) {
                 dprintk("%s: server returned incorrect attribute length: "
                         "%u %c %u\n",
-                                __FUNCTION__,
+                                __func__,
                                 attrwords << 2,
                                 (attrwords < nwords) ? '<' : '>',
                                 nwords << 2);
@@ -3067,7 +3067,7 @@ static int decode_server_caps(struct xdr_stream *xdr, struct nfs4_server_caps_re
                 goto xdr_error;
         status = verify_attr_len(xdr, savep, attrlen);
 xdr_error:
-        dprintk("%s: xdr returned %d!\n", __FUNCTION__, -status);
+        dprintk("%s: xdr returned %d!\n", __func__, -status);
         return status;
 }
         
@@ -3100,7 +3100,7 @@ static int decode_statfs(struct xdr_stream *xdr, struct nfs_fsstat *fsstat)
 
         status = verify_attr_len(xdr, savep, attrlen);
 xdr_error:
-        dprintk("%s: xdr returned %d!\n", __FUNCTION__, -status);
+        dprintk("%s: xdr returned %d!\n", __func__, -status);
         return status;
 }
 
@@ -3125,7 +3125,7 @@ static int decode_pathconf(struct xdr_stream *xdr, struct nfs_pathconf *pathconf
 
         status = verify_attr_len(xdr, savep, attrlen);
 xdr_error:
-        dprintk("%s: xdr returned %d!\n", __FUNCTION__, -status);
+        dprintk("%s: xdr returned %d!\n", __func__, -status);
         return status;
 }
 
@@ -3193,7 +3193,7 @@ static int decode_getfattr(struct xdr_stream *xdr, struct nfs_fattr *fattr, cons
         if ((status = verify_attr_len(xdr, savep, attrlen)) == 0)
                 fattr->valid = NFS_ATTR_FATTR | NFS_ATTR_FATTR_V3 | NFS_ATTR_FATTR_V4;
 xdr_error:
-        dprintk("%s: xdr returned %d\n", __FUNCTION__, -status);
+        dprintk("%s: xdr returned %d\n", __func__, -status);
         return status;
 }
 
@@ -3226,7 +3226,7 @@ static int decode_fsinfo(struct xdr_stream *xdr, struct nfs_fsinfo *fsinfo)
 
         status = verify_attr_len(xdr, savep, attrlen);
 xdr_error:
-        dprintk("%s: xdr returned %d!\n", __FUNCTION__, -status);
+        dprintk("%s: xdr returned %d!\n", __func__, -status);
         return status;
 }
 
@@ -3418,7 +3418,7 @@ static int decode_open(struct xdr_stream *xdr, struct nfs_openres *res)
 
         return decode_delegation(xdr, res);
 xdr_error:
-        dprintk("%s: Bitmap too large! Length = %u\n", __FUNCTION__, bmlen);
+        dprintk("%s: Bitmap too large! Length = %u\n", __func__, bmlen);
         return -EIO;
 }
 
@@ -3575,7 +3575,7 @@ short_pkt:
          * the call was successful, but incomplete. The caller can retry the
          * readdir starting at the last cookie.
          */
-        dprintk("%s: short packet at entry %d\n", __FUNCTION__, nr);
+        dprintk("%s: short packet at entry %d\n", __func__, nr);
         entry[0] = entry[1] = 0;
         if (nr)
                 goto out;
diff --git a/fs/nfs/proc.c b/fs/nfs/proc.c
index 5ccf7faee19c..03599bfe81cf 100644
--- a/fs/nfs/proc.c
+++ b/fs/nfs/proc.c
@@ -63,17 +63,17 @@ nfs_proc_get_root(struct nfs_server *server, struct nfs_fh *fhandle,
         };
         int status;
 
-        dprintk("%s: call getattr\n", __FUNCTION__);
+        dprintk("%s: call getattr\n", __func__);
         nfs_fattr_init(fattr);
         status = rpc_call_sync(server->nfs_client->cl_rpcclient, &msg, 0);
-        dprintk("%s: reply getattr: %d\n", __FUNCTION__, status);
+        dprintk("%s: reply getattr: %d\n", __func__, status);
         if (status)
                 return status;
-        dprintk("%s: call statfs\n", __FUNCTION__);
+        dprintk("%s: call statfs\n", __func__);
         msg.rpc_proc = &nfs_procedures[NFSPROC_STATFS];
         msg.rpc_resp = &fsinfo;
         status = rpc_call_sync(server->nfs_client->cl_rpcclient, &msg, 0);
-        dprintk("%s: reply statfs: %d\n", __FUNCTION__, status);
+        dprintk("%s: reply statfs: %d\n", __func__, status);
         if (status)
                 return status;
         info->rtmax  = NFS_MAXDATA;
diff --git a/fs/nfs/read.c b/fs/nfs/read.c
index 16f57e0af999..40d17987d0e8 100644
--- a/fs/nfs/read.c
+++ b/fs/nfs/read.c
@@ -329,7 +329,7 @@ int nfs_readpage_result(struct rpc_task *task, struct nfs_read_data *data)
 {
         int status;
 
-        dprintk("NFS: %s: %5u, (status %d)\n", __FUNCTION__, task->tk_pid,
+        dprintk("NFS: %s: %5u, (status %d)\n", __func__, task->tk_pid,
                         task->tk_status);
 
         status = NFS_PROTO(data->inode)->read_done(task, data);
diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index 7226a506f3ca..614efeed5437 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -405,7 +405,7 @@ static int nfs_statfs(struct dentry *dentry, struct kstatfs *buf)
         return 0;
 
  out_err:
-        dprintk("%s: statfs error = %d\n", __FUNCTION__, -error);
+        dprintk("%s: statfs error = %d\n", __func__, -error);
         unlock_kernel();
         return error;
 }
@@ -1216,8 +1216,6 @@ static int nfs_validate_mount_data(void *options,
 {
         struct nfs_mount_data *data = (struct nfs_mount_data *)options;
 
-        memset(args, 0, sizeof(*args));
-
         if (data == NULL)
                 goto out_no_data;
 
@@ -1251,13 +1249,13 @@ static int nfs_validate_mount_data(void *options,
         case 5:
                 memset(data->context, 0, sizeof(data->context));
         case 6:
-                if (data->flags & NFS_MOUNT_VER3)
+                if (data->flags & NFS_MOUNT_VER3) {
+                        if (data->root.size > NFS3_FHSIZE || data->root.size == 0)
+                                goto out_invalid_fh;
                         mntfh->size = data->root.size;
-                else
+                } else
                         mntfh->size = NFS2_FHSIZE;
 
-                if (mntfh->size > sizeof(mntfh->data))
-                        goto out_invalid_fh;
 
                 memcpy(mntfh->data, data->root.data, mntfh->size);
                 if (mntfh->size < sizeof(mntfh->data))
@@ -1585,24 +1583,29 @@ static int nfs_get_sb(struct file_system_type *fs_type,
 {
         struct nfs_server *server = NULL;
         struct super_block *s;
-        struct nfs_fh mntfh;
-        struct nfs_parsed_mount_data data;
+        struct nfs_parsed_mount_data *data;
+        struct nfs_fh *mntfh;
         struct dentry *mntroot;
         int (*compare_super)(struct super_block *, void *) = nfs_compare_super;
         struct nfs_sb_mountdata sb_mntdata = {
                 .mntflags = flags,
         };
-        int error;
+        int error = -ENOMEM;
 
-        security_init_mnt_opts(&data.lsm_opts);
+        data = kzalloc(sizeof(*data), GFP_KERNEL);
+        mntfh = kzalloc(sizeof(*mntfh), GFP_KERNEL);
+        if (data == NULL || mntfh == NULL)
+                goto out_free_fh;
+
+        security_init_mnt_opts(&data->lsm_opts);
 
         /* Validate the mount data */
-        error = nfs_validate_mount_data(raw_data, &data, &mntfh, dev_name);
+        error = nfs_validate_mount_data(raw_data, data, mntfh, dev_name);
         if (error < 0)
                 goto out;
 
         /* Get a volume representation */
-        server = nfs_create_server(&data, &mntfh);
+        server = nfs_create_server(data, mntfh);
         if (IS_ERR(server)) {
                 error = PTR_ERR(server);
                 goto out;
@@ -1630,16 +1633,16 @@ static int nfs_get_sb(struct file_system_type *fs_type,
 
         if (!s->s_root) {
                 /* initial superblock/root creation */
-                nfs_fill_super(s, &data);
+                nfs_fill_super(s, data);
         }
 
-        mntroot = nfs_get_root(s, &mntfh);
+        mntroot = nfs_get_root(s, mntfh);
         if (IS_ERR(mntroot)) {
                 error = PTR_ERR(mntroot);
                 goto error_splat_super;
         }
 
-        error = security_sb_set_mnt_opts(s, &data.lsm_opts);
+        error = security_sb_set_mnt_opts(s, &data->lsm_opts);
         if (error)
                 goto error_splat_root;
 
@@ -1649,9 +1652,12 @@ static int nfs_get_sb(struct file_system_type *fs_type,
         error = 0;
 
 out:
-        kfree(data.nfs_server.hostname);
-        kfree(data.mount_server.hostname);
-        security_free_mnt_opts(&data.lsm_opts);
+        kfree(data->nfs_server.hostname);
+        kfree(data->mount_server.hostname);
+        security_free_mnt_opts(&data->lsm_opts);
+out_free_fh:
+        kfree(mntfh);
+        kfree(data);
         return error;
 
 out_err_nosb:
@@ -1800,8 +1806,6 @@ static int nfs4_validate_mount_data(void *options,
         struct nfs4_mount_data *data = (struct nfs4_mount_data *)options;
         char *c;
 
-        memset(args, 0, sizeof(*args));
-
         if (data == NULL)
                 goto out_no_data;
 
@@ -1959,26 +1963,31 @@ out_no_client_address:
 static int nfs4_get_sb(struct file_system_type *fs_type,
         int flags, const char *dev_name, void *raw_data, struct vfsmount *mnt)
 {
-        struct nfs_parsed_mount_data data;
+        struct nfs_parsed_mount_data *data;
         struct super_block *s;
         struct nfs_server *server;
-        struct nfs_fh mntfh;
+        struct nfs_fh *mntfh;
         struct dentry *mntroot;
         int (*compare_super)(struct super_block *, void *) = nfs_compare_super;
         struct nfs_sb_mountdata sb_mntdata = {
                 .mntflags = flags,
         };
-        int error;
+        int error = -ENOMEM;
+
+        data = kzalloc(sizeof(*data), GFP_KERNEL);
+        mntfh = kzalloc(sizeof(*mntfh), GFP_KERNEL);
+        if (data == NULL || mntfh == NULL)
+                goto out_free_fh;
 
-        security_init_mnt_opts(&data.lsm_opts);
+        security_init_mnt_opts(&data->lsm_opts);
 
         /* Validate the mount data */
-        error = nfs4_validate_mount_data(raw_data, &data, dev_name);
+        error = nfs4_validate_mount_data(raw_data, data, dev_name);
         if (error < 0)
                 goto out;
 
         /* Get a volume representation */
-        server = nfs4_create_server(&data, &mntfh);
+        server = nfs4_create_server(data, mntfh);
         if (IS_ERR(server)) {
                 error = PTR_ERR(server);
                 goto out;
@@ -2009,28 +2018,37 @@ static int nfs4_get_sb(struct file_system_type *fs_type,
                 nfs4_fill_super(s);
         }
 
-        mntroot = nfs4_get_root(s, &mntfh);
+        mntroot = nfs4_get_root(s, mntfh);
         if (IS_ERR(mntroot)) {
                 error = PTR_ERR(mntroot);
                 goto error_splat_super;
         }
 
+        error = security_sb_set_mnt_opts(s, &data->lsm_opts);
+        if (error)
+                goto error_splat_root;
+
         s->s_flags |= MS_ACTIVE;
         mnt->mnt_sb = s;
         mnt->mnt_root = mntroot;
         error = 0;
 
 out:
-        kfree(data.client_address);
-        kfree(data.nfs_server.export_path);
-        kfree(data.nfs_server.hostname);
-        security_free_mnt_opts(&data.lsm_opts);
+        kfree(data->client_address);
+        kfree(data->nfs_server.export_path);
+        kfree(data->nfs_server.hostname);
+        security_free_mnt_opts(&data->lsm_opts);
+out_free_fh:
+        kfree(mntfh);
+        kfree(data);
         return error;
 
 out_free:
         nfs_free_server(server);
         goto out;
 
+error_splat_root:
+        dput(mntroot);
 error_splat_super:
         up_write(&s->s_umount);
         deactivate_super(s);
@@ -2114,6 +2132,8 @@ static int nfs4_xdev_get_sb(struct file_system_type *fs_type, int flags,
         mnt->mnt_sb = s;
         mnt->mnt_root = mntroot;
 
+        security_sb_clone_mnt_opts(data->sb, s);
+
         dprintk("<-- nfs4_xdev_get_sb() = 0\n");
         return 0;
 
@@ -2197,6 +2217,8 @@ static int nfs4_referral_get_sb(struct file_system_type *fs_type, int flags,
         mnt->mnt_sb = s;
         mnt->mnt_root = mntroot;
 
+        security_sb_clone_mnt_opts(data->sb, s);
+
         dprintk("<-- nfs4_referral_get_sb() = 0\n");
         return 0;
 
diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index 1ade11d1ba07..f333848fd3be 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -415,7 +415,7 @@ nfs_dirty_request(struct nfs_page *req)
 
         if (page == NULL || test_bit(PG_NEED_COMMIT, &req->wb_flags))
                 return 0;
-        return !PageWriteback(req->wb_page);
+        return !PageWriteback(page);
 }
 
 #if defined(CONFIG_NFS_V3) || defined(CONFIG_NFS_V4)
@@ -739,12 +739,13 @@ int nfs_updatepage(struct file *file, struct page *page,
         }
 
         status = nfs_writepage_setup(ctx, page, offset, count);
-        __set_page_dirty_nobuffers(page);
+        if (status < 0)
+                nfs_set_pageerror(page);
+        else
+                __set_page_dirty_nobuffers(page);
 
         dprintk("NFS:      nfs_updatepage returns %d (isize %Ld)\n",
                         status, (long long)i_size_read(inode));
-        if (status < 0)
-                nfs_set_pageerror(page);
         return status;
 }