/*
- * Copyright (c) 2000-2001 Silicon Graphics, Inc. All Rights Reserved.
+ * Copyright (c) 2000-2001,2005 Silicon Graphics, Inc.
+ * All Rights Reserved.
*
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of version 2 of the GNU General Public License as
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation.
*
- * This program is distributed in the hope that it would be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * This program is distributed in the hope that it would be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
*
- * Further, this software is distributed without any warranty that it is
- * free of the rightful claim of any third person regarding infringement
- * or the like. Any license provided herein, whether implied or
- * otherwise, applies only to this software file. Patent licenses, if
- * any, provided herein do not apply to combinations of this program with
- * other software, or any other product whatsoever.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write the Free Software Foundation, Inc., 59
- * Temple Place - Suite 330, Boston MA 02111-1307, USA.
- *
- * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
- * Mountain View, CA 94043, or:
- *
- * http://www.sgi.com
- *
- * For further information regarding this notice, see:
- *
- * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef __XFS_BTREE_H__
#define __XFS_BTREE_H__
/*
* Short form header: space allocation btrees.
*/
-typedef struct xfs_btree_sblock
-{
- __uint32_t bb_magic; /* magic number for block type */
- __uint16_t bb_level; /* 0 is a leaf */
- __uint16_t bb_numrecs; /* current # of data records */
- xfs_agblock_t bb_leftsib; /* left sibling block or NULLAGBLOCK */
- xfs_agblock_t bb_rightsib; /* right sibling block or NULLAGBLOCK */
+typedef struct xfs_btree_sblock {
+ __be32 bb_magic; /* magic number for block type */
+ __be16 bb_level; /* 0 is a leaf */
+ __be16 bb_numrecs; /* current # of data records */
+ __be32 bb_leftsib; /* left sibling block or NULLAGBLOCK */
+ __be32 bb_rightsib; /* right sibling block or NULLAGBLOCK */
} xfs_btree_sblock_t;
/*
* Long form header: bmap btrees.
*/
-typedef struct xfs_btree_lblock
-{
- __uint32_t bb_magic; /* magic number for block type */
- __uint16_t bb_level; /* 0 is a leaf */
- __uint16_t bb_numrecs; /* current # of data records */
- xfs_dfsbno_t bb_leftsib; /* left sibling block or NULLDFSBNO */
- xfs_dfsbno_t bb_rightsib; /* right sibling block or NULLDFSBNO */
+typedef struct xfs_btree_lblock {
+ __be32 bb_magic; /* magic number for block type */
+ __be16 bb_level; /* 0 is a leaf */
+ __be16 bb_numrecs; /* current # of data records */
+ __be64 bb_leftsib; /* left sibling block or NULLDFSBNO */
+ __be64 bb_rightsib; /* right sibling block or NULLDFSBNO */
} xfs_btree_lblock_t;
/*
*/
typedef struct xfs_btree_hdr
{
- __uint32_t bb_magic; /* magic number for block type */
- __uint16_t bb_level; /* 0 is a leaf */
- __uint16_t bb_numrecs; /* current # of data records */
+ __be32 bb_magic; /* magic number for block type */
+ __be16 bb_level; /* 0 is a leaf */
+ __be16 bb_numrecs; /* current # of data records */
} xfs_btree_hdr_t;
-typedef struct xfs_btree_block
-{
+typedef struct xfs_btree_block {
xfs_btree_hdr_t bb_h; /* header */
- union {
- struct {
- xfs_agblock_t bb_leftsib;
- xfs_agblock_t bb_rightsib;
- } s; /* short form pointers */
+ union {
+ struct {
+ __be32 bb_leftsib;
+ __be32 bb_rightsib;
+ } s; /* short form pointers */
struct {
- xfs_dfsbno_t bb_leftsib;
- xfs_dfsbno_t bb_rightsib;
- } l; /* long form pointers */
- } bb_u; /* rest */
+ __be64 bb_leftsib;
+ __be64 bb_rightsib;
+ } l; /* long form pointers */
+ } bb_u; /* rest */
} xfs_btree_block_t;
/*
struct xfs_trans *bc_tp; /* transaction we're in, if any */
struct xfs_mount *bc_mp; /* file system mount struct */
union {
- xfs_alloc_rec_t a;
+ xfs_alloc_rec_incore_t a;
xfs_bmbt_irec_t b;
- xfs_inobt_rec_t i;
+ xfs_inobt_rec_incore_t i;
} bc_rec; /* current insert/search record value */
struct xfs_buf *bc_bufs[XFS_BTREE_MAXLEVELS]; /* buf ptr per level */
int bc_ptrs[XFS_BTREE_MAXLEVELS]; /* key/record # */
xfs_dfsbno_t ptr, /* btree block disk address */
int level); /* btree block level */
+#define xfs_btree_check_lptr_disk(cur, ptr, level) \
+ xfs_btree_check_lptr(cur, be64_to_cpu(ptr), level)
+
/*
* Checking routine: check that short form block header is ok.
*/
projects / linux-2.6-omap-h63xx.git / blobdiff