NTFS: Document extended attribute ($EA) NEED_EA flag. (Based on libntfs

      patch by Yura Pakhuchiy.)

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

diff --git a/fs/ntfs/ChangeLog b/fs/ntfs/ChangeLog
index dea74240516155061b4fffff740d1b45c2fa005f..50a7749cfca1bc73c0331ca032db93adaf5f348f 100644 (file)
--- a/fs/ntfs/ChangeLog
+++ b/fs/ntfs/ChangeLog
@@ -78,6 +78,8 @@ ToDo/Notes:
        - $EA attributes can be both resident and non-resident.
        - Use %z for size_t to fix compilation warnings.  (Andrew Morton)
        - Fix compilation warnings with gcc-4.0.2 on SUSE 10.0.
+       - Document extended attribute ($EA) NEED_EA flag.  (Based on libntfs
+         patch by Yura Pakhuchiy.)
 
 2.1.24 - Lots of bug fixes and support more clean journal states.
 

diff --git a/fs/ntfs/layout.h b/fs/ntfs/layout.h
index 71b25dab81995b496849f7a13c793547f274f86b..f5678d5d7919029edcdfc758a28ca730afb2d2a5 100644 (file)
--- a/fs/ntfs/layout.h
+++ b/fs/ntfs/layout.h
@@ -2374,7 +2374,9 @@ typedef struct {
  * Extended attribute flags (8-bit).
  */
 enum {
-       NEED_EA = 0x80
+       NEED_EA = 0x80          /* If set the file to which the EA belongs
+                                  cannot be interpreted without understanding
+                                  the associates extended attributes. */
 } __attribute__ ((__packed__));
 
 typedef u8 EA_FLAGS;