NTFS: Add fs/ntfs/attrib.[hc]::ntfs_attr_extend_allocation(), a function to
      extend the allocation of an attributes.  Optionally, the data size,
      but not the initialized size can be extended, too.

Signed-off-by: Anton Altaparmakov <aia21@cantab.net>
diff --git a/fs/ntfs/ChangeLog b/fs/ntfs/ChangeLog
index 045beda..6c5bdfb 100644
--- a/fs/ntfs/ChangeLog
+++ b/fs/ntfs/ChangeLog
@@ -47,6 +47,9 @@
 	  which is zero for a resident attribute but should no longer be zero
 	  once the attribute is non-resident as it then has real clusters
 	  allocated.
+	- Add fs/ntfs/attrib.[hc]::ntfs_attr_extend_allocation(), a function to
+	  extend the allocation of an attributes.  Optionally, the data size,
+	  but not the initialized size can be extended, too.
 
 2.1.24 - Lots of bug fixes and support more clean journal states.