diff options
Diffstat (limited to 'fs/xfs/xfs_buf_item.h')
| -rw-r--r-- | fs/xfs/xfs_buf_item.h | 54 |
1 files changed, 6 insertions, 48 deletions
diff --git a/fs/xfs/xfs_buf_item.h b/fs/xfs/xfs_buf_item.h index ee36c88ecfd..3f3455a4151 100644 --- a/fs/xfs/xfs_buf_item.h +++ b/fs/xfs/xfs_buf_item.h @@ -18,51 +18,9 @@ #ifndef __XFS_BUF_ITEM_H__ #define __XFS_BUF_ITEM_H__ -extern kmem_zone_t *xfs_buf_item_zone; - -/* - * This flag indicates that the buffer contains on disk inodes - * and requires special recovery handling. - */ -#define XFS_BLF_INODE_BUF 0x1 -/* - * This flag indicates that the buffer should not be replayed - * during recovery because its blocks are being freed. - */ -#define XFS_BLF_CANCEL 0x2 -/* - * This flag indicates that the buffer contains on disk - * user or group dquots and may require special recovery handling. - */ -#define XFS_BLF_UDQUOT_BUF 0x4 -#define XFS_BLF_PDQUOT_BUF 0x8 -#define XFS_BLF_GDQUOT_BUF 0x10 - -#define XFS_BLF_CHUNK 128 -#define XFS_BLF_SHIFT 7 -#define BIT_TO_WORD_SHIFT 5 -#define NBWORD (NBBY * sizeof(unsigned int)) +/* kernel only definitions */ -/* - * This is the structure used to lay out a buf log item in the - * log. The data map describes which 128 byte chunks of the buffer - * have been logged. - */ -#define XFS_BLF_DATAMAP_SIZE ((XFS_MAX_BLOCKSIZE / XFS_BLF_CHUNK) / NBWORD) - -typedef struct xfs_buf_log_format { - unsigned short blf_type; /* buf log item type indicator */ - unsigned short blf_size; /* size of this item */ - ushort blf_flags; /* misc state */ - ushort blf_len; /* number of blocks in this buf */ - __int64_t blf_blkno; /* starting blkno of this buf */ - unsigned int blf_map_size; /* used size of data bitmap in words */ - unsigned int blf_data_map[XFS_BLF_DATAMAP_SIZE]; /* dirty bitmap */ -} xfs_buf_log_format_t; - -/* - * buf log item flags - */ +/* buf log item flags */ #define XFS_BLI_HOLD 0x01 #define XFS_BLI_DIRTY 0x02 #define XFS_BLI_STALE 0x04 @@ -70,6 +28,7 @@ typedef struct xfs_buf_log_format { #define XFS_BLI_INODE_ALLOC_BUF 0x10 #define XFS_BLI_STALE_INODE 0x20 #define XFS_BLI_INODE_BUF 0x40 +#define XFS_BLI_ORDERED 0x80 #define XFS_BLI_FLAGS \ { XFS_BLI_HOLD, "HOLD" }, \ @@ -78,11 +37,10 @@ typedef struct xfs_buf_log_format { { XFS_BLI_LOGGED, "LOGGED" }, \ { XFS_BLI_INODE_ALLOC_BUF, "INODE_ALLOC" }, \ { XFS_BLI_STALE_INODE, "STALE_INODE" }, \ - { XFS_BLI_INODE_BUF, "INODE_BUF" } + { XFS_BLI_INODE_BUF, "INODE_BUF" }, \ + { XFS_BLI_ORDERED, "ORDERED" } -#ifdef __KERNEL__ - struct xfs_buf; struct xfs_mount; struct xfs_buf_log_item; @@ -113,6 +71,6 @@ void xfs_buf_attach_iodone(struct xfs_buf *, void xfs_buf_iodone_callbacks(struct xfs_buf *); void xfs_buf_iodone(struct xfs_buf *, struct xfs_log_item *); -#endif /* __KERNEL__ */ +extern kmem_zone_t *xfs_buf_item_zone; #endif /* __XFS_BUF_ITEM_H__ */ |