NTFS: Make ntfs_write_block() not instantiate sparse blocks if they are zero.

Signed-off-by: Anton Altaparmakov <aia21@cantab.net>

1 files changed, 2 insertions, 0 deletions

diff --git a/fs/ntfs/ChangeLog b/fs/ntfs/ChangeLog
index ed8d00150931..b1766642baf8 100644
--- a/fs/ntfs/ChangeLog
+++ b/fs/ntfs/ChangeLog
@@ -77,6 +77,8 @@ ToDo/Notes:
           updating the times in the inode in ntfs_setattr().
         - Fixup handling of sparse, compressed, and encrypted attributes in
           fs/ntfs/inode.c::ntfs_read_locked_{,attr_,index_}inode().
+        - Make ntfs_write_block() not instantiate sparse blocks if they contain
+          only zeroes.
 
 2.1.23 - Implement extension of resident files and make writing safe as well as
          many bug fixes, cleanups, and enhancements...