1 files changed, 5 insertions, 2 deletions

diff --git a/fs/ntfs/inode.h b/fs/ntfs/inode.h
index 99580455f2ed..3de5c0231966 100644
--- a/fs/ntfs/inode.h
+++ b/fs/ntfs/inode.h
@@ -2,7 +2,7 @@
  * inode.h - Defines for inode structures NTFS Linux kernel driver. Part of
  *           the Linux-NTFS project.
  *
- * Copyright (c) 2001-2004 Anton Altaparmakov
+ * Copyright (c) 2001-2005 Anton Altaparmakov
  * Copyright (c) 2002 Richard Russon
  *
  * This program/include file is free software; you can redistribute it and/or
@@ -44,6 +44,7 @@ typedef struct _ntfs_inode ntfs_inode;
  * fields already provided in the VFS inode.
  */
 struct _ntfs_inode {
+        rwlock_t size_lock;     /* Lock serializing access to inode sizes. */
         s64 initialized_size;   /* Copy from the attribute record. */
         s64 allocated_size;     /* Copy from the attribute record. */
         unsigned long state;    /* NTFS specific flags describing this inode.
@@ -109,7 +110,7 @@ struct _ntfs_inode {
                         u8 block_size_bits;     /* Log2 of the above. */
                         u8 vcn_size_bits;       /* Log2 of the above. */
                 } index;
-                struct { /* It is a compressed file or an attribute inode. */
+                struct { /* It is a compressed/sparse file/attribute inode. */
                         s64 size;               /* Copy of compressed_size from
                                                    $DATA. */
                         u32 block_size;         /* Size of a compression block
@@ -165,6 +166,7 @@ typedef enum {
         NI_Sparse,              /* 1: Unnamed data attr is sparse (f).
                                    1: Create sparse files by default (d).
                                    1: Attribute is sparse (a). */
+        NI_SparseDisabled,      /* 1: May not create sparse regions. */
         NI_TruncateFailed,      /* 1: Last ntfs_truncate() call failed. */
 } ntfs_inode_state_bits;
 
@@ -217,6 +219,7 @@ NINO_FNS(IndexAllocPresent)
 NINO_FNS(Compressed)
 NINO_FNS(Encrypted)
 NINO_FNS(Sparse)
+NINO_FNS(SparseDisabled)
 NINO_FNS(TruncateFailed)
 
 /*