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authorChristoph Hellwig <hch@infradead.org>2008-10-30 16:54:33 +1100
committerLachlan McIlroy <lachlan@sgi.com>2008-10-30 16:54:33 +1100
commite99ab90d6a9e8ac92f05d2c31d44aa7feee15394 (patch)
tree49f96f06100aae711eafe75799c4812a001a51ba /fs/xfs/xfs_btree.h
parent8186e517fab1854554c48955cdbcbb6710e7baef (diff)
downloadlinux-0-day-e99ab90d6a9e8ac92f05d2c31d44aa7feee15394.tar.gz
linux-0-day-e99ab90d6a9e8ac92f05d2c31d44aa7feee15394.tar.xz
[XFS] add a long pointers flag to xfs_btree_cur
Add a flag to the xfs btree cursor when using long (64bit) block pointers instead of checking btnum == XFS_BTNUM_BMAP. SGI-PV: 985583 SGI-Modid: xfs-linux-melb:xfs-kern:32181a Signed-off-by: Christoph Hellwig <hch@infradead.org> Signed-off-by: Lachlan McIlroy <lachlan@sgi.com> Signed-off-by: Bill O'Donnell <billodo@sgi.com> Signed-off-by: David Chinner <david@fromorbit.com>
Diffstat (limited to 'fs/xfs/xfs_btree.h')
-rw-r--r--fs/xfs/xfs_btree.h6
1 files changed, 1 insertions, 5 deletions
diff --git a/fs/xfs/xfs_btree.h b/fs/xfs/xfs_btree.h
index fefbc69e500ea..dd93fd39c56a0 100644
--- a/fs/xfs/xfs_btree.h
+++ b/fs/xfs/xfs_btree.h
@@ -116,11 +116,6 @@ union xfs_btree_rec {
#define XFS_BB_ALL_BITS ((1 << XFS_BB_NUM_BITS) - 1)
/*
- * Boolean to select which form of xfs_btree_block_t.bb_u to use.
- */
-#define XFS_BTREE_LONG_PTRS(btnum) ((btnum) == XFS_BTNUM_BMAP)
-
-/*
* Magic numbers for btree blocks.
*/
extern const __uint32_t xfs_magics[];
@@ -203,6 +198,7 @@ typedef struct xfs_btree_cur
} xfs_btree_cur_t;
/* cursor flags */
+#define XFS_BTREE_LONG_PTRS (1<<0) /* pointers are 64bits long */
#define XFS_BTREE_ROOT_IN_INODE (1<<1) /* root may be variable size */