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| author |   Darrick J. Wong <darrick.wong@oracle.com> | 2018-03-23 10:06:52 -0700 |
|---|---|---|
| committer | Darrick J. Wong <darrick.wong@oracle.com> | 2018-03-23 18:05:07 -0700 |
| commit | 30b0984d9117dd14c895265886d34335856b712b (patch) | |
| tree | c83233ce6ee62c7675651091c584b8d40bf2d27e /fs/xfs/libxfs/xfs_bmap_btree.h | |
| parent | xfs: sanity-check the unused space before trying to use it (diff) | |
| download | wireguard-linux-30b0984d9117dd14c895265886d34335856b712b.tar.xz wireguard-linux-30b0984d9117dd14c895265886d34335856b712b.zip | |
xfs: refactor bmap record validation
Refactor the bmap validator into a more complete helper that looks for
extents that run off the end of the device, overflow into the next AG,
or have invalid flag states.
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Diffstat (limited to 'fs/xfs/libxfs/xfs_bmap_btree.h')
| -rw-r--r-- | fs/xfs/libxfs/xfs_bmap_btree.h | 14 |
1 files changed, 0 insertions, 14 deletions
diff --git a/fs/xfs/libxfs/xfs_bmap_btree.h b/fs/xfs/libxfs/xfs_bmap_btree.h index 135b8c56d23e..e4505746ccaa 100644 --- a/fs/xfs/libxfs/xfs_bmap_btree.h +++ b/fs/xfs/libxfs/xfs_bmap_btree.h @@ -118,18 +118,4 @@ extern int xfs_bmbt_change_owner(struct xfs_trans *tp, struct xfs_inode *ip, extern struct xfs_btree_cur *xfs_bmbt_init_cursor(struct xfs_mount *, struct xfs_trans *, struct xfs_inode *, int); -/* - * Check that the extent does not contain an invalid unwritten extent flag. - */ -static inline bool xfs_bmbt_validate_extent(struct xfs_mount *mp, int whichfork, - struct xfs_bmbt_irec *irec) -{ - if (irec->br_state == XFS_EXT_NORM) - return true; - if (whichfork == XFS_DATA_FORK && - xfs_sb_version_hasextflgbit(&mp->m_sb)) - return true; - return false; -} - #endif /* __XFS_BMAP_BTREE_H__ */ |