[PATCH] xfs: kill xfs_bmbt_rec_32/64 types

[Christoph Hellwig <hch@xxxxxxxxxxxxx>]

For a long time we've always stored bmap btree records in the 64bit format,
so kill off the dead 32bit type, and make sure the 64bit type is named just
xfs_bmbt_rec everywhere, without any size postfix.

Signed-off-by: Christoph Hellwig <hch@xxxxxx>

Index: xfs/fs/xfs/xfs_bmap_btree.h
===================================================================
--- xfs.orig/fs/xfs/xfs_bmap_btree.h    2009-12-04 11:05:03.455004035 +0100
+++ xfs/fs/xfs/xfs_bmap_btree.h 2009-12-04 11:06:51.674031547 +0100
@@ -46,20 +46,12 @@ typedef struct xfs_bmdr_block {
 #define BMBT_STARTBLOCK_BITLEN 52
 #define BMBT_BLOCKCOUNT_BITLEN 21
 
-
-#define BMBT_USE_64    1
-
-typedef struct xfs_bmbt_rec_32
-{
-       __uint32_t              l0, l1, l2, l3;
-} xfs_bmbt_rec_32_t;
-typedef struct xfs_bmbt_rec_64
-{
+typedef struct xfs_bmbt_rec {
        __be64                  l0, l1;
-} xfs_bmbt_rec_64_t;
+} xfs_bmbt_rec_t;
 
 typedef __uint64_t     xfs_bmbt_rec_base_t;    /* use this for casts */
-typedef xfs_bmbt_rec_64_t xfs_bmbt_rec_t, xfs_bmdr_rec_t;
+typedef xfs_bmbt_rec_t xfs_bmdr_rec_t;
 
 typedef struct xfs_bmbt_rec_host {
        __uint64_t              l0, l1;
Index: xfs/fs/xfs/xfs_inode_item.h
===================================================================
--- xfs.orig/fs/xfs/xfs_inode_item.h    2009-12-04 11:05:21.624026561 +0100
+++ xfs/fs/xfs/xfs_inode_item.h 2009-12-04 11:05:33.307318764 +0100
@@ -127,7 +127,7 @@ static inline int xfs_ilog_fdata(int w)
 #ifdef __KERNEL__
 
 struct xfs_buf;
-struct xfs_bmbt_rec_64;
+struct xfs_bmbt_rec;
 struct xfs_inode;
 struct xfs_mount;
 
@@ -140,9 +140,9 @@ typedef struct xfs_inode_log_item {
        unsigned short          ili_flags;         /* misc flags */
        unsigned short          ili_logged;        /* flushed logged data */
        unsigned int            ili_last_fields;   /* fields when flushed */
-       struct xfs_bmbt_rec_64  *ili_extents_buf;  /* array of logged
+       struct xfs_bmbt_rec     *ili_extents_buf;  /* array of logged
                                                      data exts */
-       struct xfs_bmbt_rec_64  *ili_aextents_buf; /* array of logged
+       struct xfs_bmbt_rec     *ili_aextents_buf; /* array of logged
                                                      attr exts */
        unsigned int            ili_pushbuf_flag;  /* one bit used in push_ail 
*/