ocfs2: Fix up i_blocks calculation to know about holes

Older file systems which didn't support holes did a dumb calculation of
i_blocks based on i_size. This is no longer accurate, so fix things up to
take actual allocation into account.

Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>
diff --git a/fs/ocfs2/inode.c b/fs/ocfs2/inode.c
index 310049b..4bfc98c 100644
--- a/fs/ocfs2/inode.c
+++ b/fs/ocfs2/inode.c
@@ -221,6 +221,9 @@
 		goto bail;
 	}
 
+	OCFS2_I(inode)->ip_clusters = le32_to_cpu(fe->i_clusters);
+	OCFS2_I(inode)->ip_attr = le32_to_cpu(fe->i_attr);
+
 	inode->i_version = 1;
 	inode->i_generation = le32_to_cpu(fe->i_generation);
 	inode->i_rdev = huge_decode_dev(le64_to_cpu(fe->id1.dev1.i_rdev));
@@ -232,8 +235,7 @@
 	if (S_ISLNK(inode->i_mode) && !fe->i_clusters)
 		inode->i_blocks = 0;
 	else
-		inode->i_blocks =
-			ocfs2_align_bytes_to_sectors(le64_to_cpu(fe->i_size));
+		inode->i_blocks = ocfs2_inode_sector_count(inode);
 	inode->i_mapping->a_ops = &ocfs2_aops;
 	inode->i_atime.tv_sec = le64_to_cpu(fe->i_atime);
 	inode->i_atime.tv_nsec = le32_to_cpu(fe->i_atime_nsec);
@@ -248,9 +250,6 @@
 		     (unsigned long long)OCFS2_I(inode)->ip_blkno,
 		     (unsigned long long)fe->i_blkno);
 
-	OCFS2_I(inode)->ip_clusters = le32_to_cpu(fe->i_clusters);
-	OCFS2_I(inode)->ip_attr = le32_to_cpu(fe->i_attr);
-
 	inode->i_nlink = le16_to_cpu(fe->i_links_count);
 
 	if (fe->i_flags & cpu_to_le32(OCFS2_SYSTEM_FL))
@@ -1243,7 +1242,7 @@
 	if (S_ISLNK(inode->i_mode) && le32_to_cpu(fe->i_clusters) == 0)
 		inode->i_blocks = 0;
 	else
-		inode->i_blocks = ocfs2_align_bytes_to_sectors(i_size_read(inode));
+		inode->i_blocks = ocfs2_inode_sector_count(inode);
 	inode->i_atime.tv_sec = le64_to_cpu(fe->i_atime);
 	inode->i_atime.tv_nsec = le32_to_cpu(fe->i_atime_nsec);
 	inode->i_mtime.tv_sec = le64_to_cpu(fe->i_mtime);