Merge branch 'for_2.6.39/pm-misc' of ssh://master.kernel.org/pub/scm/linux/kernel/git/khilman/linux-omap-pm into omap-for-linus

16 files changed, 87 insertions, 117 deletions

diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c
index f0aef787a102..099a58615b90 100644
--- a/fs/ceph/dir.c
+++ b/fs/ceph/dir.c
@@ -60,7 +60,6 @@ int ceph_init_dentry(struct dentry *dentry)
 	}
 	di->dentry = dentry;
 	di->lease_session = NULL;
-	di->parent_inode = igrab(dentry->d_parent->d_inode);
 	dentry->d_fsdata = di;
 	dentry->d_time = jiffies;
 	ceph_dentry_lru_add(dentry);
@@ -410,7 +409,7 @@ more:
 	spin_lock(&inode->i_lock);
 	if (ci->i_release_count == fi->dir_release_count) {
 		dout(" marking %p complete\n", inode);
-		ci->i_ceph_flags |= CEPH_I_COMPLETE;
+		/* ci->i_ceph_flags |= CEPH_I_COMPLETE; */
 		ci->i_max_offset = filp->f_pos;
 	}
 	spin_unlock(&inode->i_lock);
@@ -497,6 +496,7 @@ struct dentry *ceph_finish_lookup(struct ceph_mds_request *req,
 
 	/* .snap dir? */
 	if (err == -ENOENT &&
+	    ceph_snap(parent) == CEPH_NOSNAP &&
 	    strcmp(dentry->d_name.name,
 		   fsc->mount_options->snapdir_name) == 0) {
 		struct inode *inode = ceph_get_snapdir(parent);
@@ -1030,28 +1030,8 @@ out_touch:
 static void ceph_dentry_release(struct dentry *dentry)
 {
 	struct ceph_dentry_info *di = ceph_dentry(dentry);
-	struct inode *parent_inode = NULL;
-	u64 snapid = CEPH_NOSNAP;
 
-	if (!IS_ROOT(dentry)) {
-		parent_inode = di->parent_inode;
-		if (parent_inode)
-			snapid = ceph_snap(parent_inode);
-	}
-	dout("dentry_release %p parent %p\n", dentry, parent_inode);
-	if (parent_inode && snapid != CEPH_SNAPDIR) {
-		struct ceph_inode_info *ci = ceph_inode(parent_inode);
-
-		spin_lock(&parent_inode->i_lock);
-		if (ci->i_shared_gen == di->lease_shared_gen ||
-		    snapid <= CEPH_MAXSNAP) {
-			dout(" clearing %p complete (d_release)\n",
-			     parent_inode);
-			ci->i_ceph_flags &= ~CEPH_I_COMPLETE;
-			ci->i_release_count++;
-		}
-		spin_unlock(&parent_inode->i_lock);
-	}
+	dout("dentry_release %p\n", dentry);
 	if (di) {
 		ceph_dentry_lru_del(dentry);
 		if (di->lease_session)
@@ -1059,8 +1039,6 @@ static void ceph_dentry_release(struct dentry *dentry)
 		kmem_cache_free(ceph_dentry_cachep, di);
 		dentry->d_fsdata = NULL;
 	}
-	if (parent_inode)
-		iput(parent_inode);
 }
 
 static int ceph_snapdir_d_revalidate(struct dentry *dentry,
diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c
index 5625463aa479..193bfa5e9cbd 100644
--- a/fs/ceph/inode.c
+++ b/fs/ceph/inode.c
@@ -707,7 +707,7 @@ static int fill_inode(struct inode *inode,
 		    (issued & CEPH_CAP_FILE_EXCL) == 0 &&
 		    (ci->i_ceph_flags & CEPH_I_COMPLETE) == 0) {
 			dout(" marking %p complete (empty)\n", inode);
-			ci->i_ceph_flags |= CEPH_I_COMPLETE;
+			/* ci->i_ceph_flags |= CEPH_I_COMPLETE; */
 			ci->i_max_offset = 2;
 		}
 		break;
diff --git a/fs/ceph/super.h b/fs/ceph/super.h
index 88fcaa21b801..20b907d76ae2 100644
--- a/fs/ceph/super.h
+++ b/fs/ceph/super.h
@@ -207,7 +207,6 @@ struct ceph_dentry_info {
 	struct dentry *dentry;
 	u64 time;
 	u64 offset;
-	struct inode *parent_inode;
 };
 
 struct ceph_inode_xattrs_info {
diff --git a/fs/exofs/namei.c b/fs/exofs/namei.c
index 264e95d02830..4d70db110cfc 100644
--- a/fs/exofs/namei.c
+++ b/fs/exofs/namei.c
@@ -272,7 +272,6 @@ static int exofs_rename(struct inode *old_dir, struct dentry *old_dentry,
 		new_de = exofs_find_entry(new_dir, new_dentry, &new_page);
 		if (!new_de)
 			goto out_dir;
-		inode_inc_link_count(old_inode);
 		err = exofs_set_link(new_dir, new_de, new_page, old_inode);
 		new_inode->i_ctime = CURRENT_TIME;
 		if (dir_de)
@@ -286,12 +285,9 @@ static int exofs_rename(struct inode *old_dir, struct dentry *old_dentry,
 			if (new_dir->i_nlink >= EXOFS_LINK_MAX)
 				goto out_dir;
 		}
-		inode_inc_link_count(old_inode);
 		err = exofs_add_link(new_dentry, old_inode);
-		if (err) {
-			inode_dec_link_count(old_inode);
+		if (err)
 			goto out_dir;
-		}
 		if (dir_de)
 			inode_inc_link_count(new_dir);
 	}
@@ -299,7 +295,7 @@ static int exofs_rename(struct inode *old_dir, struct dentry *old_dentry,
 	old_inode->i_ctime = CURRENT_TIME;
 
 	exofs_delete_entry(old_de, old_page);
-	inode_dec_link_count(old_inode);
+	mark_inode_dirty(old_inode);
 
 	if (dir_de) {
 		err = exofs_set_link(old_inode, dir_de, dir_page, new_dir);
diff --git a/fs/ext2/namei.c b/fs/ext2/namei.c
index 2e1d8341d827..adb91855ccd0 100644
--- a/fs/ext2/namei.c
+++ b/fs/ext2/namei.c
@@ -344,7 +344,6 @@ static int ext2_rename (struct inode * old_dir, struct dentry * old_dentry,
 		new_de = ext2_find_entry (new_dir, &new_dentry->d_name, &new_page);
 		if (!new_de)
 			goto out_dir;
-		inode_inc_link_count(old_inode);
 		ext2_set_link(new_dir, new_de, new_page, old_inode, 1);
 		new_inode->i_ctime = CURRENT_TIME_SEC;
 		if (dir_de)
@@ -356,12 +355,9 @@ static int ext2_rename (struct inode * old_dir, struct dentry * old_dentry,
 			if (new_dir->i_nlink >= EXT2_LINK_MAX)
 				goto out_dir;
 		}
-		inode_inc_link_count(old_inode);
 		err = ext2_add_link(new_dentry, old_inode);
-		if (err) {
-			inode_dec_link_count(old_inode);
+		if (err)
 			goto out_dir;
-		}
 		if (dir_de)
 			inode_inc_link_count(new_dir);
 	}
@@ -369,12 +365,11 @@ static int ext2_rename (struct inode * old_dir, struct dentry * old_dentry,
 	/*
 	 * Like most other Unix systems, set the ctime for inodes on a
  	 * rename.
-	 * inode_dec_link_count() will mark the inode dirty.
 	 */
 	old_inode->i_ctime = CURRENT_TIME_SEC;
+	mark_inode_dirty(old_inode);
 
 	ext2_delete_entry (old_de, old_page);
-	inode_dec_link_count(old_inode);
 
 	if (dir_de) {
 		if (old_dir != new_dir)
diff --git a/fs/hfs/dir.c b/fs/hfs/dir.c
index afa66aaa2237..b4d70b13be92 100644
--- a/fs/hfs/dir.c
+++ b/fs/hfs/dir.c
@@ -238,46 +238,22 @@ static int hfs_mkdir(struct inode *dir, struct dentry *dentry, int mode)
 }
 
 /*
- * hfs_unlink()
+ * hfs_remove()
  *
- * This is the unlink() entry in the inode_operations structure for
- * regular HFS directories.  The purpose is to delete an existing
- * file, given the inode for the parent directory and the name
- * (and its length) of the existing file.
- */
-static int hfs_unlink(struct inode *dir, struct dentry *dentry)
-{
-	struct inode *inode;
-	int res;
-
-	inode = dentry->d_inode;
-	res = hfs_cat_delete(inode->i_ino, dir, &dentry->d_name);
-	if (res)
-		return res;
-
-	drop_nlink(inode);
-	hfs_delete_inode(inode);
-	inode->i_ctime = CURRENT_TIME_SEC;
-	mark_inode_dirty(inode);
-
-	return res;
-}
-
-/*
- * hfs_rmdir()
+ * This serves as both unlink() and rmdir() in the inode_operations
+ * structure for regular HFS directories.  The purpose is to delete
+ * an existing child, given the inode for the parent directory and
+ * the name (and its length) of the existing directory.
  *
- * This is the rmdir() entry in the inode_operations structure for
- * regular HFS directories.  The purpose is to delete an existing
- * directory, given the inode for the parent directory and the name
- * (and its length) of the existing directory.
+ * HFS does not have hardlinks, so both rmdir and unlink set the
+ * link count to 0.  The only difference is the emptiness check.
  */
-static int hfs_rmdir(struct inode *dir, struct dentry *dentry)
+static int hfs_remove(struct inode *dir, struct dentry *dentry)
 {
-	struct inode *inode;
+	struct inode *inode = dentry->d_inode;
 	int res;
 
-	inode = dentry->d_inode;
-	if (inode->i_size != 2)
+	if (S_ISDIR(inode->i_mode) && inode->i_size != 2)
 		return -ENOTEMPTY;
 	res = hfs_cat_delete(inode->i_ino, dir, &dentry->d_name);
 	if (res)
@@ -307,7 +283,7 @@ static int hfs_rename(struct inode *old_dir, struct dentry *old_dentry,
 
 	/* Unlink destination if it already exists */
 	if (new_dentry->d_inode) {
-		res = hfs_unlink(new_dir, new_dentry);
+		res = hfs_remove(new_dir, new_dentry);
 		if (res)
 			return res;
 	}
@@ -332,9 +308,9 @@ const struct file_operations hfs_dir_operations = {
 const struct inode_operations hfs_dir_inode_operations = {
 	.create		= hfs_create,
 	.lookup		= hfs_lookup,
-	.unlink		= hfs_unlink,
+	.unlink		= hfs_remove,
 	.mkdir		= hfs_mkdir,
-	.rmdir		= hfs_rmdir,
+	.rmdir		= hfs_remove,
 	.rename		= hfs_rename,
 	.setattr	= hfs_inode_setattr,
 };
diff --git a/fs/minix/namei.c b/fs/minix/namei.c
index ce7337ddfdbf..6e6777f1b4b2 100644
--- a/fs/minix/namei.c
+++ b/fs/minix/namei.c
@@ -213,7 +213,6 @@ static int minix_rename(struct inode * old_dir, struct dentry *old_dentry,
 		new_de = minix_find_entry(new_dentry, &new_page);
 		if (!new_de)
 			goto out_dir;
-		inode_inc_link_count(old_inode);
 		minix_set_link(new_de, new_page, old_inode);
 		new_inode->i_ctime = CURRENT_TIME_SEC;
 		if (dir_de)
@@ -225,18 +224,15 @@ static int minix_rename(struct inode * old_dir, struct dentry *old_dentry,
 			if (new_dir->i_nlink >= info->s_link_max)
 				goto out_dir;
 		}
-		inode_inc_link_count(old_inode);
 		err = minix_add_link(new_dentry, old_inode);
-		if (err) {
-			inode_dec_link_count(old_inode);
+		if (err)
 			goto out_dir;
-		}
 		if (dir_de)
 			inode_inc_link_count(new_dir);
 	}
 
 	minix_delete_entry(old_de, old_page);
-	inode_dec_link_count(old_inode);
+	mark_inode_dirty(old_inode);
 
 	if (dir_de) {
 		minix_set_link(dir_de, dir_page, new_dir);
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 78936a8f40ab..1ff76acc7e98 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -51,6 +51,7 @@
 #include <linux/sunrpc/bc_xprt.h>
 #include <linux/xattr.h>
 #include <linux/utsname.h>
+#include <linux/mm.h>
 
 #include "nfs4_fs.h"
 #include "delegation.h"
@@ -3252,6 +3253,35 @@ static void buf_to_pages(const void *buf, size_t buflen,
 	}
 }
 
+static int buf_to_pages_noslab(const void *buf, size_t buflen,
+		struct page **pages, unsigned int *pgbase)
+{
+	struct page *newpage, **spages;
+	int rc = 0;
+	size_t len;
+	spages = pages;
+
+	do {
+		len = min(PAGE_CACHE_SIZE, buflen);
+		newpage = alloc_page(GFP_KERNEL);
+
+		if (newpage == NULL)
+			goto unwind;
+		memcpy(page_address(newpage), buf, len);
+                buf += len;
+                buflen -= len;
+		*pages++ = newpage;
+		rc++;
+	} while (buflen != 0);
+
+	return rc;
+
+unwind:
+	for(; rc > 0; rc--)
+		__free_page(spages[rc-1]);
+	return -ENOMEM;
+}
+
 struct nfs4_cached_acl {
 	int cached;
 	size_t len;
@@ -3420,13 +3450,23 @@ static int __nfs4_proc_set_acl(struct inode *inode, const void *buf, size_t bufl
 		.rpc_argp	= &arg,
 		.rpc_resp	= &res,
 	};
-	int ret;
+	int ret, i;
 
 	if (!nfs4_server_supports_acls(server))
 		return -EOPNOTSUPP;
+	i = buf_to_pages_noslab(buf, buflen, arg.acl_pages, &arg.acl_pgbase);
+	if (i < 0)
+		return i;
 	nfs_inode_return_delegation(inode);
-	buf_to_pages(buf, buflen, arg.acl_pages, &arg.acl_pgbase);
 	ret = nfs4_call_sync(server, &msg, &arg, &res, 1);
+
+	/*
+	 * Free each page after tx, so the only ref left is
+	 * held by the network stack
+	 */
+	for (; i > 0; i--)
+		put_page(pages[i-1]);
+
 	/*
 	 * Acl update can result in inode attribute update.
 	 * so mark the attribute cache invalid.
diff --git a/fs/nilfs2/namei.c b/fs/nilfs2/namei.c
index 98034271cd02..161791d26458 100644
--- a/fs/nilfs2/namei.c
+++ b/fs/nilfs2/namei.c
@@ -397,7 +397,6 @@ static int nilfs_rename(struct inode *old_dir, struct dentry *old_dentry,
 		new_de = nilfs_find_entry(new_dir, &new_dentry->d_name, &new_page);
 		if (!new_de)
 			goto out_dir;
-		inc_nlink(old_inode);
 		nilfs_set_link(new_dir, new_de, new_page, old_inode);
 		nilfs_mark_inode_dirty(new_dir);
 		new_inode->i_ctime = CURRENT_TIME;
@@ -411,13 +410,9 @@ static int nilfs_rename(struct inode *old_dir, struct dentry *old_dentry,
 			if (new_dir->i_nlink >= NILFS_LINK_MAX)
 				goto out_dir;
 		}
-		inc_nlink(old_inode);
 		err = nilfs_add_link(new_dentry, old_inode);
-		if (err) {
-			drop_nlink(old_inode);
-			nilfs_mark_inode_dirty(old_inode);
+		if (err)
 			goto out_dir;
-		}
 		if (dir_de) {
 			inc_nlink(new_dir);
 			nilfs_mark_inode_dirty(new_dir);
@@ -431,7 +426,6 @@ static int nilfs_rename(struct inode *old_dir, struct dentry *old_dentry,
 	old_inode->i_ctime = CURRENT_TIME;
 
 	nilfs_delete_entry(old_de, old_page);
-	drop_nlink(old_inode);
 
 	if (dir_de) {
 		nilfs_set_link(old_inode, dir_de, dir_page, new_dir);
diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c
index 55ebae5c7f39..2de9f636792a 100644
--- a/fs/nilfs2/segment.c
+++ b/fs/nilfs2/segment.c
@@ -430,7 +430,8 @@ static void nilfs_segctor_begin_finfo(struct nilfs_sc_info *sci,
 	nilfs_segctor_map_segsum_entry(
 		sci, &sci->sc_binfo_ptr, sizeof(struct nilfs_finfo));
 
-	if (inode->i_sb && !test_bit(NILFS_SC_HAVE_DELTA, &sci->sc_flags))
+	if (NILFS_I(inode)->i_root &&
+	    !test_bit(NILFS_SC_HAVE_DELTA, &sci->sc_flags))
 		set_bit(NILFS_SC_HAVE_DELTA, &sci->sc_flags);
 	/* skip finfo */
 }
diff --git a/fs/proc/proc_devtree.c b/fs/proc/proc_devtree.c
index d9396a4fc7ff..927cbd115e53 100644
--- a/fs/proc/proc_devtree.c
+++ b/fs/proc/proc_devtree.c
@@ -233,7 +233,7 @@ void __init proc_device_tree_init(void)
 		return;
 	root = of_find_node_by_path("/");
 	if (root == NULL) {
-		printk(KERN_ERR "/proc/device-tree: can't find root\n");
+		pr_debug("/proc/device-tree: can't find root\n");
 		return;
 	}
 	proc_device_tree_add_node(root, proc_device_tree);
diff --git a/fs/reiserfs/namei.c b/fs/reiserfs/namei.c
index ba5f51ec3458..68fdf45cc6c9 100644
--- a/fs/reiserfs/namei.c
+++ b/fs/reiserfs/namei.c
@@ -771,7 +771,7 @@ static int reiserfs_mkdir(struct inode *dir, struct dentry *dentry, int mode)
 					EMPTY_DIR_SIZE_V1 : EMPTY_DIR_SIZE,
 					dentry, inode, &security);
 	if (retval) {
-		dir->i_nlink--;
+		DEC_DIR_INODE_NLINK(dir)
 		goto out_failed;
 	}
 
diff --git a/fs/sysv/namei.c b/fs/sysv/namei.c
index b427b1208c26..e474fbcf8bde 100644
--- a/fs/sysv/namei.c
+++ b/fs/sysv/namei.c
@@ -245,7 +245,6 @@ static int sysv_rename(struct inode * old_dir, struct dentry * old_dentry,
 		new_de = sysv_find_entry(new_dentry, &new_page);
 		if (!new_de)
 			goto out_dir;
-		inode_inc_link_count(old_inode);
 		sysv_set_link(new_de, new_page, old_inode);
 		new_inode->i_ctime = CURRENT_TIME_SEC;
 		if (dir_de)
@@ -257,18 +256,15 @@ static int sysv_rename(struct inode * old_dir, struct dentry * old_dentry,
 			if (new_dir->i_nlink >= SYSV_SB(new_dir->i_sb)->s_link_max)
 				goto out_dir;
 		}
-		inode_inc_link_count(old_inode);
 		err = sysv_add_link(new_dentry, old_inode);
-		if (err) {
-			inode_dec_link_count(old_inode);
+		if (err)
 			goto out_dir;
-		}
 		if (dir_de)
 			inode_inc_link_count(new_dir);
 	}
 
 	sysv_delete_entry(old_de, old_page);
-	inode_dec_link_count(old_inode);
+	mark_inode_dirty(old_inode);
 
 	if (dir_de) {
 		sysv_set_link(dir_de, dir_page, new_dir);
diff --git a/fs/udf/namei.c b/fs/udf/namei.c
index 2be0f9eb86d2..b7c338d5e9df 100644
--- a/fs/udf/namei.c
+++ b/fs/udf/namei.c
@@ -32,6 +32,8 @@
 #include <linux/crc-itu-t.h>
 #include <linux/exportfs.h>
 
+enum { UDF_MAX_LINKS = 0xffff };
+
 static inline int udf_match(int len1, const unsigned char *name1, int len2,
 			    const unsigned char *name2)
 {
@@ -650,7 +652,7 @@ static int udf_mkdir(struct inode *dir, struct dentry *dentry, int mode)
 	struct udf_inode_info *iinfo;
 
 	err = -EMLINK;
-	if (dir->i_nlink >= (256 << sizeof(dir->i_nlink)) - 1)
+	if (dir->i_nlink >= UDF_MAX_LINKS)
 		goto out;
 
 	err = -EIO;
@@ -1034,9 +1036,8 @@ static int udf_link(struct dentry *old_dentry, struct inode *dir,
 	struct fileIdentDesc cfi, *fi;
 	int err;
 
-	if (inode->i_nlink >= (256 << sizeof(inode->i_nlink)) - 1) {
+	if (inode->i_nlink >= UDF_MAX_LINKS)
 		return -EMLINK;
-	}
 
 	fi = udf_add_entry(dir, dentry, &fibh, &cfi, &err);
 	if (!fi) {
@@ -1131,9 +1132,7 @@ static int udf_rename(struct inode *old_dir, struct dentry *old_dentry,
 			goto end_rename;
 
 		retval = -EMLINK;
-		if (!new_inode &&
-			new_dir->i_nlink >=
-				(256 << sizeof(new_dir->i_nlink)) - 1)
+		if (!new_inode && new_dir->i_nlink >= UDF_MAX_LINKS)
 			goto end_rename;
 	}
 	if (!nfi) {
diff --git a/fs/ufs/namei.c b/fs/ufs/namei.c
index 12f39b9e4437..d6f681535eb8 100644
--- a/fs/ufs/namei.c
+++ b/fs/ufs/namei.c
@@ -306,7 +306,6 @@ static int ufs_rename(struct inode *old_dir, struct dentry *old_dentry,
 		new_de = ufs_find_entry(new_dir, &new_dentry->d_name, &new_page);
 		if (!new_de)
 			goto out_dir;
-		inode_inc_link_count(old_inode);
 		ufs_set_link(new_dir, new_de, new_page, old_inode);
 		new_inode->i_ctime = CURRENT_TIME_SEC;
 		if (dir_de)
@@ -318,12 +317,9 @@ static int ufs_rename(struct inode *old_dir, struct dentry *old_dentry,
 			if (new_dir->i_nlink >= UFS_LINK_MAX)
 				goto out_dir;
 		}
-		inode_inc_link_count(old_inode);
 		err = ufs_add_link(new_dentry, old_inode);
-		if (err) {
-			inode_dec_link_count(old_inode);
+		if (err)
 			goto out_dir;
-		}
 		if (dir_de)
 			inode_inc_link_count(new_dir);
 	}
@@ -331,12 +327,11 @@ static int ufs_rename(struct inode *old_dir, struct dentry *old_dentry,
 	/*
 	 * Like most other Unix systems, set the ctime for inodes on a
  	 * rename.
-	 * inode_dec_link_count() will mark the inode dirty.
 	 */
 	old_inode->i_ctime = CURRENT_TIME_SEC;
 
 	ufs_delete_entry(old_dir, old_de, old_page);
-	inode_dec_link_count(old_inode);
+	mark_inode_dirty(old_inode);
 
 	if (dir_de) {
 		ufs_set_link(old_inode, dir_de, dir_page, new_dir);
diff --git a/fs/xfs/linux-2.6/xfs_ioctl.c b/fs/xfs/linux-2.6/xfs_ioctl.c
index f5e2a19e0f8e..0ca0e3c024d7 100644
--- a/fs/xfs/linux-2.6/xfs_ioctl.c
+++ b/fs/xfs/linux-2.6/xfs_ioctl.c
@@ -695,14 +695,19 @@ xfs_ioc_fsgeometry_v1(
 	xfs_mount_t		*mp,
 	void			__user *arg)
 {
-	xfs_fsop_geom_v1_t	fsgeo;
+	xfs_fsop_geom_t         fsgeo;
 	int			error;
 
-	error = xfs_fs_geometry(mp, (xfs_fsop_geom_t *)&fsgeo, 3);
+	error = xfs_fs_geometry(mp, &fsgeo, 3);
 	if (error)
 		return -error;
 
-	if (copy_to_user(arg, &fsgeo, sizeof(fsgeo)))
+	/*
+	 * Caller should have passed an argument of type
+	 * xfs_fsop_geom_v1_t.  This is a proper subset of the
+	 * xfs_fsop_geom_t that xfs_fs_geometry() fills in.
+	 */
+	if (copy_to_user(arg, &fsgeo, sizeof(xfs_fsop_geom_v1_t)))
 		return -XFS_ERROR(EFAULT);
 	return 0;
 }