We sync our inode flags with ext2 and define them by hex
values. But actually in commit 3669567(4 years ago), all
these values are moved to include/linux/fs.h. So we'd
better also use them as what ext2 did. So sync our inode
flags with ext2 by using FS_*.

Signed-off-by: Tao Ma <[email protected]>
---
 fs/ocfs2/ocfs2_fs.h    |   37 +++++++++++++++++++++++++------------
 fs/ocfs2/ocfs2_ioctl.h |    8 ++++----
 2 files changed, 29 insertions(+), 16 deletions(-)

diff --git a/fs/ocfs2/ocfs2_fs.h b/fs/ocfs2/ocfs2_fs.h
index 33f1c9a..fa31d05 100644
--- a/fs/ocfs2/ocfs2_fs.h
+++ b/fs/ocfs2/ocfs2_fs.h
@@ -235,18 +235,31 @@
 #define OCFS2_HAS_REFCOUNT_FL   (0x0010)
 
 /* Inode attributes, keep in sync with EXT2 */
-#define OCFS2_SECRM_FL         (0x00000001)    /* Secure deletion */
-#define OCFS2_UNRM_FL          (0x00000002)    /* Undelete */
-#define OCFS2_COMPR_FL         (0x00000004)    /* Compress file */
-#define OCFS2_SYNC_FL          (0x00000008)    /* Synchronous updates */
-#define OCFS2_IMMUTABLE_FL     (0x00000010)    /* Immutable file */
-#define OCFS2_APPEND_FL                (0x00000020)    /* writes to file may 
only append */
-#define OCFS2_NODUMP_FL                (0x00000040)    /* do not dump file */
-#define OCFS2_NOATIME_FL       (0x00000080)    /* do not update atime */
-#define OCFS2_DIRSYNC_FL       (0x00010000)    /* dirsync behaviour 
(directories only) */
-
-#define OCFS2_FL_VISIBLE       (0x000100FF)    /* User visible flags */
-#define OCFS2_FL_MODIFIABLE    (0x000100FF)    /* User modifiable flags */
+#define OCFS2_SECRM_FL                 FS_SECRM_FL     /* Secure deletion */
+#define OCFS2_UNRM_FL                  FS_UNRM_FL      /* Undelete */
+#define OCFS2_COMPR_FL                 FS_COMPR_FL     /* Compress file */
+#define OCFS2_SYNC_FL                  FS_SYNC_FL      /* Synchronous updates 
*/
+#define OCFS2_IMMUTABLE_FL             FS_IMMUTABLE_FL /* Immutable file */
+#define OCFS2_APPEND_FL                        FS_APPEND_FL    /* writes to 
file may only append */
+#define OCFS2_NODUMP_FL                        FS_NODUMP_FL    /* do not dump 
file */
+#define OCFS2_NOATIME_FL               FS_NOATIME_FL   /* do not update atime 
*/
+/* Reserved for compression usage... */
+#define OCFS2_DIRTY_FL                 FS_DIRTY_FL
+#define OCFS2_COMPRBLK_FL              FS_COMPRBLK_FL  /* One or more 
compressed clusters */
+#define OCFS2_NOCOMP_FL                        FS_NOCOMP_FL    /* Don't 
compress */
+#define OCFS2_ECOMPR_FL                        FS_ECOMPR_FL    /* Compression 
error */
+/* End compression flags --- maybe not all used */
+#define OCFS2_BTREE_FL                 FS_BTREE_FL     /* btree format dir */
+#define OCFS2_INDEX_FL                 FS_INDEX_FL     /* hash-indexed 
directory */
+#define OCFS2_IMAGIC_FL                        FS_IMAGIC_FL    /* AFS 
directory */
+#define OCFS2_JOURNAL_DATA_FL          FS_JOURNAL_DATA_FL /* Reserved for ext3 
*/
+#define OCFS2_NOTAIL_FL                        FS_NOTAIL_FL    /* file tail 
should not be merged */
+#define OCFS2_DIRSYNC_FL               FS_DIRSYNC_FL   /* dirsync behaviour 
(directories only) */
+#define OCFS2_TOPDIR_FL                        FS_TOPDIR_FL    /* Top of 
directory hierarchies*/
+#define OCFS2_RESERVED_FL              FS_RESERVED_FL  /* reserved for ext2 
lib */
+
+#define OCFS2_FL_VISIBLE               FS_FL_USER_VISIBLE      /* User visible 
flags */
+#define OCFS2_FL_MODIFIABLE            FS_FL_USER_MODIFIABLE   /* User 
modifiable flags */
 
 /*
  * Extent record flags (e_node.leaf.flags)
diff --git a/fs/ocfs2/ocfs2_ioctl.h b/fs/ocfs2/ocfs2_ioctl.h
index 2d3420a..5d24150 100644
--- a/fs/ocfs2/ocfs2_ioctl.h
+++ b/fs/ocfs2/ocfs2_ioctl.h
@@ -23,10 +23,10 @@
 /*
  * ioctl commands
  */
-#define OCFS2_IOC_GETFLAGS     _IOR('f', 1, long)
-#define OCFS2_IOC_SETFLAGS     _IOW('f', 2, long)
-#define OCFS2_IOC32_GETFLAGS   _IOR('f', 1, int)
-#define OCFS2_IOC32_SETFLAGS   _IOW('f', 2, int)
+#define OCFS2_IOC_GETFLAGS     FS_IOC_GETFLAGS
+#define OCFS2_IOC_SETFLAGS     FS_IOC_SETFLAGS
+#define OCFS2_IOC32_GETFLAGS   FS_IOC32_GETFLAGS
+#define OCFS2_IOC32_SETFLAGS   FS_IOC32_SETFLAGS
 
 /*
  * Space reservation / allocation / free ioctls and argument structure
-- 
1.7.1.GIT


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