btrfs: tree-checker: Enhance output for check_csum_item

Output the bad value and expected good value (or its alignment).

Signed-off-by: Qu Wenruo <quwenruo.btrfs@gmx.com>
[ unindent long strings ]
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/tree-checker.c b/fs/btrfs/tree-checker.c
index b507c32..3d1ae83 100644 (file)
--- a/fs/btrfs/tree-checker.c
+++ b/fs/btrfs/tree-checker.c
@@ -161,15 +161,21 @@ static int check_csum_item(struct btrfs_root *root, struct extent_buffer *leaf,
        u32 csumsize = btrfs_super_csum_size(root->fs_info->super_copy);
 
        if (key->objectid != BTRFS_EXTENT_CSUM_OBJECTID) {
-               CORRUPT("invalid objectid for csum item", leaf, root, slot);
+               generic_err(root, leaf, slot,
+               "invalid key objectid for csum item, have %llu expect %llu",
+                       key->objectid, BTRFS_EXTENT_CSUM_OBJECTID);
                return -EUCLEAN;
        }
        if (!IS_ALIGNED(key->offset, sectorsize)) {
-               CORRUPT("unaligned key offset for csum item", leaf, root, slot);
+               generic_err(root, leaf, slot,
+       "unaligned key offset for csum item, have %llu should be aligned to %u",
+                       key->offset, sectorsize);
                return -EUCLEAN;
        }
        if (!IS_ALIGNED(btrfs_item_size_nr(leaf, slot), csumsize)) {
-               CORRUPT("unaligned csum item size", leaf, root, slot);
+               generic_err(root, leaf, slot,
+       "unaligned item size for csum item, have %u should be aligned to %u",
+                       btrfs_item_size_nr(leaf, slot), csumsize);
                return -EUCLEAN;
        }
        return 0;