diff options
Diffstat (limited to 'fs/xfs/xfs_btree.h')
| -rw-r--r-- | fs/xfs/xfs_btree.h | 55 |
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; | |||
| 39 | /* | 39 | /* |
| 40 | * Short form header: space allocation btrees. | 40 | * Short form header: space allocation btrees. |
| 41 | */ | 41 | */ |
| 42 | typedef struct xfs_btree_sblock | 42 | typedef struct xfs_btree_sblock { |
| 43 | { | 43 | __be32 bb_magic; /* magic number for block type */ |
| 44 | __uint32_t bb_magic; /* magic number for block type */ | 44 | __be16 bb_level; /* 0 is a leaf */ |
| 45 | __uint16_t bb_level; /* 0 is a leaf */ | 45 | __be16 bb_numrecs; /* current # of data records */ |
| 46 | __uint16_t bb_numrecs; /* current # of data records */ | 46 | __be32 bb_leftsib; /* left sibling block or NULLAGBLOCK */ |
| 47 | xfs_agblock_t bb_leftsib; /* left sibling block or NULLAGBLOCK */ | 47 | __be32 bb_rightsib; /* right sibling block or NULLAGBLOCK */ |
| 48 | xfs_agblock_t bb_rightsib; /* right sibling block or NULLAGBLOCK */ | ||
| 49 | } xfs_btree_sblock_t; | 48 | } xfs_btree_sblock_t; |
| 50 | 49 | ||
| 51 | /* | 50 | /* |
| 52 | * Long form header: bmap btrees. | 51 | * Long form header: bmap btrees. |
| 53 | */ | 52 | */ |
| 54 | typedef struct xfs_btree_lblock | 53 | typedef struct xfs_btree_lblock { |
| 55 | { | 54 | __be32 bb_magic; /* magic number for block type */ |
| 56 | __uint32_t bb_magic; /* magic number for block type */ | 55 | __be16 bb_level; /* 0 is a leaf */ |
| 57 | __uint16_t bb_level; /* 0 is a leaf */ | 56 | __be16 bb_numrecs; /* current # of data records */ |
| 58 | __uint16_t bb_numrecs; /* current # of data records */ | 57 | __be64 bb_leftsib; /* left sibling block or NULLDFSBNO */ |
| 59 | xfs_dfsbno_t bb_leftsib; /* left sibling block or NULLDFSBNO */ | 58 | __be64 bb_rightsib; /* right sibling block or NULLDFSBNO */ |
| 60 | xfs_dfsbno_t bb_rightsib; /* right sibling block or NULLDFSBNO */ | ||
| 61 | } xfs_btree_lblock_t; | 59 | } xfs_btree_lblock_t; |
| 62 | 60 | ||
| 63 | /* | 61 | /* |
| @@ -65,24 +63,23 @@ typedef struct xfs_btree_lblock | |||
| 65 | */ | 63 | */ |
| 66 | typedef struct xfs_btree_hdr | 64 | typedef struct xfs_btree_hdr |
| 67 | { | 65 | { |
| 68 | __uint32_t bb_magic; /* magic number for block type */ | 66 | __be32 bb_magic; /* magic number for block type */ |
| 69 | __uint16_t bb_level; /* 0 is a leaf */ | 67 | __be16 bb_level; /* 0 is a leaf */ |
| 70 | __uint16_t bb_numrecs; /* current # of data records */ | 68 | __be16 bb_numrecs; /* current # of data records */ |
| 71 | } xfs_btree_hdr_t; | 69 | } xfs_btree_hdr_t; |
| 72 | 70 | ||
| 73 | typedef struct xfs_btree_block | 71 | typedef struct xfs_btree_block { |
| 74 | { | ||
| 75 | xfs_btree_hdr_t bb_h; /* header */ | 72 | xfs_btree_hdr_t bb_h; /* header */ |
| 76 | union { | 73 | union { |
| 77 | struct { | 74 | struct { |
| 78 | xfs_agblock_t bb_leftsib; | 75 | __be32 bb_leftsib; |
| 79 | xfs_agblock_t bb_rightsib; | 76 | __be32 bb_rightsib; |
| 80 | } s; /* short form pointers */ | 77 | } s; /* short form pointers */ |
| 81 | struct { | 78 | struct { |
| 82 | xfs_dfsbno_t bb_leftsib; | 79 | __be64 bb_leftsib; |
| 83 | xfs_dfsbno_t bb_rightsib; | 80 | __be64 bb_rightsib; |
| 84 | } l; /* long form pointers */ | 81 | } l; /* long form pointers */ |
| 85 | } bb_u; /* rest */ | 82 | } bb_u; /* rest */ |
| 86 | } xfs_btree_block_t; | 83 | } xfs_btree_block_t; |
| 87 | 84 | ||
| 88 | /* | 85 | /* |
| @@ -146,7 +143,7 @@ typedef struct xfs_btree_cur | |||
| 146 | struct xfs_trans *bc_tp; /* transaction we're in, if any */ | 143 | struct xfs_trans *bc_tp; /* transaction we're in, if any */ |
| 147 | struct xfs_mount *bc_mp; /* file system mount struct */ | 144 | struct xfs_mount *bc_mp; /* file system mount struct */ |
| 148 | union { | 145 | union { |
| 149 | xfs_alloc_rec_t a; | 146 | xfs_alloc_rec_incore_t a; |
| 150 | xfs_bmbt_irec_t b; | 147 | xfs_bmbt_irec_t b; |
| 151 | xfs_inobt_rec_t i; | 148 | xfs_inobt_rec_t i; |
| 152 | } bc_rec; /* current insert/search record value */ | 149 | } bc_rec; /* current insert/search record value */ |
