[XFS] Write log dummy record when freezing filesystem

[linux-2.6-omap-h63xx.git] / fs / xfs / xfs_ag.h

diff --git a/fs/xfs/xfs_ag.h b/fs/xfs/xfs_ag.h
index 8d055593fee40e121be76d176c1fdb53696bcb7d..a96e2ffce0cce1a0b671df256a7d956b99898373 100644 (file)
--- a/fs/xfs/xfs_ag.h
+++ b/fs/xfs/xfs_ag.h
@@ -48,27 +48,26 @@ struct xfs_trans;
  * are > 64k, our value cannot be confused for an EFS superblock's.
  */
 
-typedef struct xfs_agf
-{
+typedef struct xfs_agf {
        /*
         * Common allocation group header information
         */
-       __uint32_t      agf_magicnum;   /* magic number == XFS_AGF_MAGIC */
-       __uint32_t      agf_versionnum; /* header version == XFS_AGF_VERSION */
-       xfs_agnumber_t  agf_seqno;      /* sequence # starting from 0 */
-       xfs_agblock_t   agf_length;     /* size in blocks of a.g. */
+       __be32          agf_magicnum;   /* magic number == XFS_AGF_MAGIC */
+       __be32          agf_versionnum; /* header version == XFS_AGF_VERSION */
+       __be32          agf_seqno;      /* sequence # starting from 0 */
+       __be32          agf_length;     /* size in blocks of a.g. */
        /*
         * Freespace information
         */
-       xfs_agblock_t   agf_roots[XFS_BTNUM_AGF];       /* root blocks */
-       __uint32_t      agf_spare0;     /* spare field */
-       __uint32_t      agf_levels[XFS_BTNUM_AGF];      /* btree levels */
-       __uint32_t      agf_spare1;     /* spare field */
-       __uint32_t      agf_flfirst;    /* first freelist block's index */
-       __uint32_t      agf_fllast;     /* last freelist block's index */
-       __uint32_t      agf_flcount;    /* count of blocks in freelist */
-       xfs_extlen_t    agf_freeblks;   /* total free blocks */
-       xfs_extlen_t    agf_longest;    /* longest free space */
+       __be32          agf_roots[XFS_BTNUM_AGF];       /* root blocks */
+       __be32          agf_spare0;     /* spare field */
+       __be32          agf_levels[XFS_BTNUM_AGF];      /* btree levels */
+       __be32          agf_spare1;     /* spare field */
+       __be32          agf_flfirst;    /* first freelist block's index */
+       __be32          agf_fllast;     /* last freelist block's index */
+       __be32          agf_flcount;    /* count of blocks in freelist */
+       __be32          agf_freeblks;   /* total free blocks */
+       __be32          agf_longest;    /* longest free space */
 } xfs_agf_t;
 
 #define        XFS_AGF_MAGICNUM        0x00000001
@@ -96,31 +95,30 @@ typedef struct xfs_agf
  */
 #define        XFS_AGI_UNLINKED_BUCKETS        64
 
-typedef struct xfs_agi
-{
+typedef struct xfs_agi {
        /*
         * Common allocation group header information
         */
-       __uint32_t      agi_magicnum;   /* magic number == XFS_AGI_MAGIC */
-       __uint32_t      agi_versionnum; /* header version == XFS_AGI_VERSION */
-       xfs_agnumber_t  agi_seqno;      /* sequence # starting from 0 */
-       xfs_agblock_t   agi_length;     /* size in blocks of a.g. */
+       __be32          agi_magicnum;   /* magic number == XFS_AGI_MAGIC */
+       __be32          agi_versionnum; /* header version == XFS_AGI_VERSION */
+       __be32          agi_seqno;      /* sequence # starting from 0 */
+       __be32          agi_length;     /* size in blocks of a.g. */
        /*
         * Inode information
         * Inodes are mapped by interpreting the inode number, so no
         * mapping data is needed here.
         */
-       xfs_agino_t     agi_count;      /* count of allocated inodes */
-       xfs_agblock_t   agi_root;       /* root of inode btree */
-       __uint32_t      agi_level;      /* levels in inode btree */
-       xfs_agino_t     agi_freecount;  /* number of free inodes */
-       xfs_agino_t     agi_newino;     /* new inode just allocated */
-       xfs_agino_t     agi_dirino;     /* last directory inode chunk */
+       __be32          agi_count;      /* count of allocated inodes */
+       __be32          agi_root;       /* root of inode btree */
+       __be32          agi_level;      /* levels in inode btree */
+       __be32          agi_freecount;  /* number of free inodes */
+       __be32          agi_newino;     /* new inode just allocated */
+       __be32          agi_dirino;     /* last directory inode chunk */
        /*
         * Hash table of inodes which have been unlinked but are
         * still being referenced.
         */
-       xfs_agino_t     agi_unlinked[XFS_AGI_UNLINKED_BUCKETS];
+       __be32          agi_unlinked[XFS_AGI_UNLINKED_BUCKETS];
 } xfs_agi_t;
 
 #define        XFS_AGI_MAGICNUM        0x00000001
@@ -201,8 +199,8 @@ typedef struct xfs_perag
        (MIN(bl + 1, XFS_AG_MAXLEVELS(mp)) + MIN(cl + 1, XFS_AG_MAXLEVELS(mp)))
 #define        XFS_MIN_FREELIST(a,mp)          \
        (XFS_MIN_FREELIST_RAW(          \
-               INT_GET((a)->agf_levels[XFS_BTNUM_BNOi], ARCH_CONVERT), \
-               INT_GET((a)->agf_levels[XFS_BTNUM_CNTi], ARCH_CONVERT), mp))
+               be32_to_cpu((a)->agf_levels[XFS_BTNUM_BNOi]), \
+               be32_to_cpu((a)->agf_levels[XFS_BTNUM_CNTi]), mp))
 #define        XFS_MIN_FREELIST_PAG(pag,mp)    \
        (XFS_MIN_FREELIST_RAW(          \
                (uint_t)(pag)->pagf_levels[XFS_BTNUM_BNOi], \