8 files changed, 17 insertions, 22 deletions

diff --git a/fs/ocfs2/Kconfig b/fs/ocfs2/Kconfig
index ab152c0..77a8de5 100644
--- a/fs/ocfs2/Kconfig
+++ b/fs/ocfs2/Kconfig
@@ -1,7 +1,6 @@
 config OCFS2_FS
 	tristate "OCFS2 file system support"
-	depends on NET && SYSFS
-	select CONFIGFS_FS
+	depends on NET && SYSFS && CONFIGFS_FS
 	select JBD2
 	select CRC32
 	select QUOTA
diff --git a/fs/ocfs2/cluster/heartbeat.c b/fs/ocfs2/cluster/heartbeat.c
index a6cc053..b108e86 100644
--- a/fs/ocfs2/cluster/heartbeat.c
+++ b/fs/ocfs2/cluster/heartbeat.c
@@ -1729,7 +1729,7 @@ static ssize_t o2hb_region_dev_write(struct o2hb_region *reg,
 		goto out;
 
 	reg->hr_bdev = I_BDEV(filp->f_mapping->host);
-	ret = blkdev_get(reg->hr_bdev, FMODE_WRITE | FMODE_READ);
+	ret = blkdev_get(reg->hr_bdev, FMODE_WRITE | FMODE_READ, NULL);
 	if (ret) {
 		reg->hr_bdev = NULL;
 		goto out;
diff --git a/fs/ocfs2/export.c b/fs/ocfs2/export.c
index 6adafa5..5dbc306 100644
--- a/fs/ocfs2/export.c
+++ b/fs/ocfs2/export.c
@@ -137,9 +137,7 @@ check_gen:
 	}
 
 	result = d_obtain_alias(inode);
-	if (!IS_ERR(result))
-		d_set_d_op(result, &ocfs2_dentry_ops);
-	else
+	if (IS_ERR(result))
 		mlog_errno(PTR_ERR(result));
 
 bail:
@@ -175,8 +173,6 @@ static struct dentry *ocfs2_get_parent(struct dentry *child)
 	}
 
 	parent = d_obtain_alias(ocfs2_iget(OCFS2_SB(dir->i_sb), blkno, 0, 0));
-	if (!IS_ERR(parent))
-		d_set_d_op(parent, &ocfs2_dentry_ops);
 
 bail_unlock:
 	ocfs2_inode_unlock(dir, 0);
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
index bdadbae0..a665195 100644
--- a/fs/ocfs2/file.c
+++ b/fs/ocfs2/file.c
@@ -1989,28 +1989,32 @@ int ocfs2_change_file_space(struct file *file, unsigned int cmd,
 	return __ocfs2_change_file_space(file, inode, file->f_pos, cmd, sr, 0);
 }
 
-static long ocfs2_fallocate(struct inode *inode, int mode, loff_t offset,
+static long ocfs2_fallocate(struct file *file, int mode, loff_t offset,
 			    loff_t len)
 {
+	struct inode *inode = file->f_path.dentry->d_inode;
 	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
 	struct ocfs2_space_resv sr;
 	int change_size = 1;
+	int cmd = OCFS2_IOC_RESVSP64;
 
+	if (mode & ~(FALLOC_FL_KEEP_SIZE | FALLOC_FL_PUNCH_HOLE))
+		return -EOPNOTSUPP;
 	if (!ocfs2_writes_unwritten_extents(osb))
 		return -EOPNOTSUPP;
 
-	if (S_ISDIR(inode->i_mode))
-		return -ENODEV;
-
 	if (mode & FALLOC_FL_KEEP_SIZE)
 		change_size = 0;
 
+	if (mode & FALLOC_FL_PUNCH_HOLE)
+		cmd = OCFS2_IOC_UNRESVSP64;
+
 	sr.l_whence = 0;
 	sr.l_start = (s64)offset;
 	sr.l_len = (s64)len;
 
-	return __ocfs2_change_file_space(NULL, inode, offset,
-					 OCFS2_IOC_RESVSP64, &sr, change_size);
+	return __ocfs2_change_file_space(NULL, inode, offset, cmd, &sr,
+					 change_size);
 }
 
 int ocfs2_check_range_for_refcount(struct inode *inode, loff_t pos,
@@ -2606,7 +2610,6 @@ const struct inode_operations ocfs2_file_iops = {
 	.getxattr	= generic_getxattr,
 	.listxattr	= ocfs2_listxattr,
 	.removexattr	= generic_removexattr,
-	.fallocate	= ocfs2_fallocate,
 	.fiemap		= ocfs2_fiemap,
 };
 
@@ -2638,6 +2641,7 @@ const struct file_operations ocfs2_fops = {
 	.flock		= ocfs2_flock,
 	.splice_read	= ocfs2_file_splice_read,
 	.splice_write	= ocfs2_file_splice_write,
+	.fallocate	= ocfs2_fallocate,
 };
 
 const struct file_operations ocfs2_dops = {
diff --git a/fs/ocfs2/inode.c b/fs/ocfs2/inode.c
index f935fd6..4068c6c 100644
--- a/fs/ocfs2/inode.c
+++ b/fs/ocfs2/inode.c
@@ -434,7 +434,7 @@ static int ocfs2_read_locked_inode(struct inode *inode,
 	 * #1 and #2 can be simply solved by never taking the lock
 	 * here for system files (which are the only type we read
 	 * during mount). It's a heavier approach, but our main
-	 * concern is user-accesible files anyway.
+	 * concern is user-accessible files anyway.
 	 *
 	 * #3 works itself out because we'll eventually take the
 	 * cluster lock before trusting anything anyway.
diff --git a/fs/ocfs2/namei.c b/fs/ocfs2/namei.c
index 30c5231..849fb4a 100644
--- a/fs/ocfs2/namei.c
+++ b/fs/ocfs2/namei.c
@@ -147,7 +147,6 @@ static struct dentry *ocfs2_lookup(struct inode *dir, struct dentry *dentry,
 	spin_unlock(&oi->ip_lock);
 
 bail_add:
-	d_set_d_op(dentry, &ocfs2_dentry_ops);
 	ret = d_splice_alias(inode, dentry);
 
 	if (inode) {
@@ -415,7 +414,6 @@ static int ocfs2_mknod(struct inode *dir,
 		mlog_errno(status);
 		goto leave;
 	}
-	d_set_d_op(dentry, &ocfs2_dentry_ops);
 
 	status = ocfs2_add_entry(handle, dentry, inode,
 				 OCFS2_I(inode)->ip_blkno, parent_fe_bh,
@@ -743,7 +741,6 @@ static int ocfs2_link(struct dentry *old_dentry,
 	}
 
 	ihold(inode);
-	d_set_d_op(dentry, &ocfs2_dentry_ops);
 	d_instantiate(dentry, inode);
 
 out_commit:
@@ -1797,7 +1794,6 @@ static int ocfs2_symlink(struct inode *dir,
 		mlog_errno(status);
 		goto bail;
 	}
-	d_set_d_op(dentry, &ocfs2_dentry_ops);
 
 	status = ocfs2_add_entry(handle, dentry, inode,
 				 le64_to_cpu(fe->i_blkno), parent_fe_bh,
@@ -2462,7 +2458,6 @@ int ocfs2_mv_orphaned_inode_to_new(struct inode *dir,
 		goto out_commit;
 	}
 
-	d_set_d_op(dentry, &ocfs2_dentry_ops);
 	d_instantiate(dentry, inode);
 	status = 0;
 out_commit:
diff --git a/fs/ocfs2/suballoc.c b/fs/ocfs2/suballoc.c
index 5fed60d..71998d4 100644
--- a/fs/ocfs2/suballoc.c
+++ b/fs/ocfs2/suballoc.c
@@ -1916,7 +1916,7 @@ static int ocfs2_claim_suballoc_bits(struct ocfs2_alloc_context *ac,
 	if (res->sr_bg_blkno) {
 		/* Attempt to short-circuit the usual search mechanism
 		 * by jumping straight to the most recently used
-		 * allocation group. This helps us mantain some
+		 * allocation group. This helps us maintain some
 		 * contiguousness across allocations. */
 		status = ocfs2_search_one_group(ac, handle, bits_wanted,
 						min_bits, res, &bits_left);
diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c
index 31c3ffd..38f986d 100644
--- a/fs/ocfs2/super.c
+++ b/fs/ocfs2/super.c
@@ -2096,6 +2096,7 @@ static int ocfs2_initialize_super(struct super_block *sb,
 
 	sb->s_fs_info = osb;
 	sb->s_op = &ocfs2_sops;
+	sb->s_d_op = &ocfs2_dentry_ops;
 	sb->s_export_op = &ocfs2_export_ops;
 	sb->s_qcop = &ocfs2_quotactl_ops;
 	sb->dq_op = &ocfs2_quota_operations;