diff options
| author | Darrick J. Wong <djwong@kernel.org> | 2023-12-15 10:03:39 -0800 |
|---|---|---|
| committer | Darrick J. Wong <djwong@kernel.org> | 2023-12-15 10:03:39 -0800 |
| commit | 8f71bede8efd820627ac05c19eac2758214bc896 (patch) | |
| tree | e4d9e6e6bc22da842aefeb090f1fca5e3ed43ebb /fs/xfs/scrub/bmap.c | |
| parent | 66da11280f7ecd77abd999c469efc0dd643f26f5 (diff) | |
xfs: repair inode fork block mapping data structures
Use the reverse-mapping btree information to rebuild an inode block map.
Update the btree bulk loading code as necessary to support inode rooted
btrees and fix some bitrot problems.
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'fs/xfs/scrub/bmap.c')
| -rw-r--r-- | fs/xfs/scrub/bmap.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/fs/xfs/scrub/bmap.c b/fs/xfs/scrub/bmap.c index 8175e8c17c14..b169cddde6da 100644 --- a/fs/xfs/scrub/bmap.c +++ b/fs/xfs/scrub/bmap.c @@ -50,9 +50,18 @@ xchk_setup_inode_bmap( if (S_ISREG(VFS_I(sc->ip)->i_mode) && sc->sm->sm_type != XFS_SCRUB_TYPE_BMBTA) { struct address_space *mapping = VFS_I(sc->ip)->i_mapping; + bool is_repair = xchk_could_repair(sc); xchk_ilock(sc, XFS_MMAPLOCK_EXCL); + /* Break all our leases, we're going to mess with things. */ + if (is_repair) { + error = xfs_break_layouts(VFS_I(sc->ip), + &sc->ilock_flags, BREAK_WRITE); + if (error) + goto out; + } + inode_dio_wait(VFS_I(sc->ip)); /* @@ -73,6 +82,15 @@ xchk_setup_inode_bmap( error = filemap_fdatawait_keep_errors(mapping); if (error && (error != -ENOSPC && error != -EIO)) goto out; + + /* Drop the page cache if we're repairing block mappings. */ + if (is_repair) { + error = invalidate_inode_pages2( + VFS_I(sc->ip)->i_mapping); + if (error) + goto out; + } + } /* Got the inode, lock it and we're ready to go. */ |