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| author | Darrick J. Wong <darrick.wong@oracle.com> | 2019-07-04 06:36:28 +0300 |
|---|---|---|
| committer | Darrick J. Wong <darrick.wong@oracle.com> | 2019-07-04 17:52:23 +0300 |
| commit | 13d59a2a61cbbb4cda13a0cba6d4d1fc537f5dd4 (patch) | |
| tree | 0870cf2844af43ee8e2c30099c748c1f8ce74e90 /fs/xfs/libxfs/xfs_fs.h | |
| parent | fba9760a433634067ec01e7d4cdd581d17b149e0 (diff) | |
| download | linux-13d59a2a61cbbb4cda13a0cba6d4d1fc537f5dd4.tar.xz | |
xfs: specify AG in bulk req
Add a new xfs_bulk_ireq flag to constrain the iteration to a single AG.
If the passed-in startino value is zero then we start with the first
inode in the AG that the user passes in; otherwise, we iterate only
within the same AG as the passed-in inode.
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Allison Collins <allison.henderson@oracle.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Diffstat (limited to 'fs/xfs/libxfs/xfs_fs.h')
| -rw-r--r-- | fs/xfs/libxfs/xfs_fs.h | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/fs/xfs/libxfs/xfs_fs.h b/fs/xfs/libxfs/xfs_fs.h index aa4918adc6cf..d7b3b712b279 100644 --- a/fs/xfs/libxfs/xfs_fs.h +++ b/fs/xfs/libxfs/xfs_fs.h @@ -462,11 +462,17 @@ struct xfs_bulk_ireq { uint32_t flags; /* I/O: operation flags */ uint32_t icount; /* I: count of entries in buffer */ uint32_t ocount; /* O: count of entries filled out */ - uint32_t reserved32; /* must be zero */ + uint32_t agno; /* I: see comment for IREQ_AGNO */ uint64_t reserved[5]; /* must be zero */ }; -#define XFS_BULK_IREQ_FLAGS_ALL (0) +/* + * Only return results from the specified @agno. If @ino is zero, start + * with the first inode of @agno. + */ +#define XFS_BULK_IREQ_AGNO (1 << 0) + +#define XFS_BULK_IREQ_FLAGS_ALL (XFS_BULK_IREQ_AGNO) /* * ioctl structures for v5 bulkstat and inumbers requests |