diff options
Diffstat (limited to 'fs/xfs/libxfs/xfs_fs.h')
| -rw-r--r-- | fs/xfs/libxfs/xfs_fs.h | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/fs/xfs/libxfs/xfs_fs.h b/fs/xfs/libxfs/xfs_fs.h index 8c61f21535d4..3b4a36e4b541 100644 --- a/fs/xfs/libxfs/xfs_fs.h +++ b/fs/xfs/libxfs/xfs_fs.h @@ -468,6 +468,58 @@ typedef struct xfs_swapext #define XFS_FSOP_GOING_FLAGS_LOGFLUSH 0x1 /* flush log but not data */ #define XFS_FSOP_GOING_FLAGS_NOLOGFLUSH 0x2 /* don't flush log nor data */ +/* metadata scrubbing */ +struct xfs_scrub_metadata { + __u32 sm_type; /* What to check? */ + __u32 sm_flags; /* flags; see below. */ + __u64 sm_ino; /* inode number. */ + __u32 sm_gen; /* inode generation. */ + __u32 sm_agno; /* ag number. */ + __u64 sm_reserved[5]; /* pad to 64 bytes */ +}; + +/* + * Metadata types and flags for scrub operation. + */ + +/* Scrub subcommands. */ + +/* Number of scrub subcommands. */ +#define XFS_SCRUB_TYPE_NR 0 + +/* i: Repair this metadata. */ +#define XFS_SCRUB_IFLAG_REPAIR (1 << 0) + +/* o: Metadata object needs repair. */ +#define XFS_SCRUB_OFLAG_CORRUPT (1 << 1) + +/* + * o: Metadata object could be optimized. It's not corrupt, but + * we could improve on it somehow. + */ +#define XFS_SCRUB_OFLAG_PREEN (1 << 2) + +/* o: Cross-referencing failed. */ +#define XFS_SCRUB_OFLAG_XFAIL (1 << 3) + +/* o: Metadata object disagrees with cross-referenced metadata. */ +#define XFS_SCRUB_OFLAG_XCORRUPT (1 << 4) + +/* o: Scan was not complete. */ +#define XFS_SCRUB_OFLAG_INCOMPLETE (1 << 5) + +/* o: Metadata object looked funny but isn't corrupt. */ +#define XFS_SCRUB_OFLAG_WARNING (1 << 6) + +#define XFS_SCRUB_FLAGS_IN (XFS_SCRUB_IFLAG_REPAIR) +#define XFS_SCRUB_FLAGS_OUT (XFS_SCRUB_OFLAG_CORRUPT | \ + XFS_SCRUB_OFLAG_PREEN | \ + XFS_SCRUB_OFLAG_XFAIL | \ + XFS_SCRUB_OFLAG_XCORRUPT | \ + XFS_SCRUB_OFLAG_INCOMPLETE | \ + XFS_SCRUB_OFLAG_WARNING) +#define XFS_SCRUB_FLAGS_ALL (XFS_SCRUB_FLAGS_IN | XFS_SCRUB_FLAGS_OUT) + /* * ioctl limits */ @@ -511,6 +563,7 @@ typedef struct xfs_swapext #define XFS_IOC_ZERO_RANGE _IOW ('X', 57, struct xfs_flock64) #define XFS_IOC_FREE_EOFBLOCKS _IOR ('X', 58, struct xfs_fs_eofblocks) /* XFS_IOC_GETFSMAP ------ hoisted 59 */ +#define XFS_IOC_SCRUB_METADATA _IOWR('X', 60, struct xfs_scrub_metadata) /* * ioctl commands that replace IRIX syssgi()'s |