diff options
| -rw-r--r-- | fs/xfs/scrub/inode_repair.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/fs/xfs/scrub/inode_repair.c b/fs/xfs/scrub/inode_repair.c index e3b74ea50fde..daf9f1ee7c2c 100644 --- a/fs/xfs/scrub/inode_repair.c +++ b/fs/xfs/scrub/inode_repair.c @@ -1736,6 +1736,44 @@ xrep_inode_extsize( } } +/* Ensure this file has an attr fork if it needs to hold a parent pointer. */ +STATIC int +xrep_inode_pptr( + struct xfs_scrub *sc) +{ + struct xfs_mount *mp = sc->mp; + struct xfs_inode *ip = sc->ip; + struct inode *inode = VFS_I(ip); + + if (!xfs_has_parent(mp)) + return 0; + + /* + * Unlinked inodes that cannot be added to the directory tree will not + * have a parent pointer. + */ + if (inode->i_nlink == 0 && !(inode->i_state & I_LINKABLE)) + return 0; + + /* The root directory doesn't have a parent pointer. */ + if (ip == mp->m_rootip) + return 0; + + /* + * Metadata inodes are rooted in the superblock and do not have any + * parents. + */ + if (xfs_is_metadata_inode(ip)) + return 0; + + /* Inode already has an attr fork; no further work possible here. */ + if (xfs_inode_has_attr_fork(ip)) + return 0; + + return xfs_bmap_add_attrfork(sc->tp, ip, + sizeof(struct xfs_attr_sf_hdr), true); +} + /* Fix any irregularities in an inode that the verifiers don't catch. */ STATIC int xrep_inode_problems( @@ -1746,6 +1784,9 @@ xrep_inode_problems( error = xrep_inode_blockcounts(sc); if (error) return error; + error = xrep_inode_pptr(sc); + if (error) + return error; xrep_inode_timestamps(sc->ip); xrep_inode_flags(sc); xrep_inode_ids(sc); |