36 #define CORRUPT(reason, eb, root, slot)					\  argument
37 	btrfs_crit(root->fs_info,					\
40 		   reason, btrfs_header_bytenr(eb), root->objectid, slot)
63 static void generic_err(const struct btrfs_root *root,  in generic_err()  argument
75 	btrfs_crit(root->fs_info,  in generic_err()
78 		root->objectid, btrfs_header_bytenr(eb), slot, &vaf);  in generic_err()
82 static int check_extent_data_item(struct btrfs_root *root,  in check_extent_data_item()  argument
87 	u32 sectorsize = root->fs_info->sectorsize;  in check_extent_data_item()
92 			leaf, root, slot);  in check_extent_data_item()
99 		CORRUPT("invalid file extent type", leaf, root, slot);  in check_extent_data_item()
108 		CORRUPT("invalid file extent compression", leaf, root, slot);  in check_extent_data_item()
112 		CORRUPT("invalid file extent encryption", leaf, root, slot);  in check_extent_data_item()
119 				leaf, root, slot);  in check_extent_data_item()
132 				leaf, root, slot);  in check_extent_data_item()
142 			leaf, root, slot);  in check_extent_data_item()
152 			leaf, root, slot);  in check_extent_data_item()
159 static int check_csum_item(struct btrfs_root *root, struct extent_buffer *leaf,  in check_csum_item()  argument
162 	u32 sectorsize = root->fs_info->sectorsize;  in check_csum_item()
163 	u32 csumsize = btrfs_super_csum_size(root->fs_info->super_copy);  in check_csum_item()
166 		CORRUPT("invalid objectid for csum item", leaf, root, slot);  in check_csum_item()
170 		CORRUPT("unaligned key offset for csum item", leaf, root, slot);  in check_csum_item()
174 		CORRUPT("unaligned csum item size", leaf, root, slot);  in check_csum_item()
185 static void dir_item_err(const struct btrfs_root *root,  in dir_item_err()  argument
199 	btrfs_crit(root->fs_info,  in dir_item_err()
201 		btrfs_header_level(eb) == 0 ? "leaf" : "node", root->objectid,  in dir_item_err()
206 static int check_dir_item(struct btrfs_root *root,  in check_dir_item()  argument
225 			dir_item_err(root, leaf, slot,  in check_dir_item()
234 			dir_item_err(root, leaf, slot,  in check_dir_item()
242 			dir_item_err(root, leaf, slot,  in check_dir_item()
249 			dir_item_err(root, leaf, slot,  in check_dir_item()
262 			dir_item_err(root, leaf, slot,  in check_dir_item()
267 		if (name_len + data_len > BTRFS_MAX_XATTR_SIZE(root->fs_info)) {  in check_dir_item()
268 			dir_item_err(root, leaf, slot,  in check_dir_item()
271 				BTRFS_MAX_XATTR_SIZE(root->fs_info));  in check_dir_item()
276 			dir_item_err(root, leaf, slot,  in check_dir_item()
286 			dir_item_err(root, leaf, slot,  in check_dir_item()
304 				dir_item_err(root, leaf, slot,  in check_dir_item()
413 static int check_leaf_item(struct btrfs_root *root,  in check_leaf_item()  argument
421 		ret = check_extent_data_item(root, leaf, key, slot);  in check_leaf_item()
424 		ret = check_csum_item(root, leaf, key, slot);  in check_leaf_item()
429 		ret = check_dir_item(root, leaf, key, slot);  in check_leaf_item()
432 		ret = check_block_group_item(root->fs_info, leaf, key, slot);  in check_leaf_item()
438 static int check_leaf(struct btrfs_root *root, struct extent_buffer *leaf,  in check_leaf()  argument
441 	struct btrfs_fs_info *fs_info = root->fs_info;  in check_leaf()
449 		generic_err(root, leaf, 0,  in check_leaf()
474 			generic_err(root, leaf, 0,  in check_leaf()
526 			CORRUPT("bad key order", leaf, root, slot);  in check_leaf()
541 			CORRUPT("slot offset bad", leaf, root, slot);  in check_leaf()
552 			CORRUPT("slot end outside of leaf", leaf, root, slot);  in check_leaf()
559 			CORRUPT("slot overlap with its data", leaf, root, slot);  in check_leaf()
568 			ret = check_leaf_item(root, leaf, &key, slot);  in check_leaf()
581 int btrfs_check_leaf_full(struct btrfs_root *root, struct extent_buffer *leaf)  in btrfs_check_leaf_full()  argument
583 	return check_leaf(root, leaf, true);  in btrfs_check_leaf_full()
586 int btrfs_check_leaf_relaxed(struct btrfs_root *root,  in btrfs_check_leaf_relaxed()  argument
589 	return check_leaf(root, leaf, false);  in btrfs_check_leaf_relaxed()
592 int btrfs_check_node(struct btrfs_root *root, struct extent_buffer *node)  in btrfs_check_node()  argument
602 		generic_err(root, node, 0,  in btrfs_check_node()
607 	if (nr == 0 || nr > BTRFS_NODEPTRS_PER_BLOCK(root->fs_info)) {  in btrfs_check_node()
608 		btrfs_crit(root->fs_info,  in btrfs_check_node()
610 			   root->objectid, node->start,  in btrfs_check_node()
612 			   BTRFS_NODEPTRS_PER_BLOCK(root->fs_info));  in btrfs_check_node()
622 			generic_err(root, node, slot,  in btrfs_check_node()
627 		if (!IS_ALIGNED(bytenr, root->fs_info->sectorsize)) {  in btrfs_check_node()
628 			generic_err(root, node, slot,  in btrfs_check_node()
630 				bytenr, root->fs_info->sectorsize);  in btrfs_check_node()
636 			generic_err(root, node, slot,  in btrfs_check_node()