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authorChristoph Hellwig <hch@sgi.com>2005-11-02 15:11:25 +1100
committerNathan Scott <nathans@sgi.com>2005-11-02 15:11:25 +1100
commit16259e7d952e26e949cc2c8c68b74f34b293935d (patch)
treea016791ecb67761236d32b9915efa9a92f6f3767 /fs/xfs/xfs_btree.h
parente2ed81fbbb7c76e0a1b3e2f1b5a7414f4d66a559 (diff)
[XFS] Endianess annotations for various allocator data structures
SGI-PV: 943272 SGI-Modid: xfs-linux:xfs-kern:201006a Signed-off-by: Christoph Hellwig <hch@sgi.com> Signed-off-by: Nathan Scott <nathans@sgi.com>
Diffstat (limited to 'fs/xfs/xfs_btree.h')
-rw-r--r--fs/xfs/xfs_btree.h55
1 files changed, 26 insertions, 29 deletions
diff --git a/fs/xfs/xfs_btree.h b/fs/xfs/xfs_btree.h
index e6b2a09401c6..44f1bd98064a 100644
--- a/fs/xfs/xfs_btree.h
+++ b/fs/xfs/xfs_btree.h
@@ -39,25 +39,23 @@ struct xfs_trans;
/*
* 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;
/*
@@ -65,24 +63,23 @@ typedef struct xfs_btree_lblock
*/
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;
/*
@@ -146,7 +143,7 @@ typedef struct xfs_btree_cur
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;
} bc_rec; /* current insert/search record value */