struct cache_extent *cache;
int ret = 0;
int had_dups = 0;
+ int err = 0;
if (repair) {
/*
cur_err = 1;
}
+ err = cur_err;
remove_cache_extent(extent_cache, cache);
free_all_extent_backrefs(rec);
if (!init_extent_tree && repair && (!cur_err || fix))
}
return ret;
}
- return 0;
+
+ if (err)
+ err = -EIO;
+ return err;
}
u64 calc_stripe_length(u64 type, u64 length, int num_stripes)
goto again;
}
+static int check_extent_inline_ref(struct extent_buffer *eb,
+ struct btrfs_key *key, struct btrfs_extent_inline_ref *iref)
+{
+ int ret;
+ u8 type = btrfs_extent_inline_ref_type(eb, iref);
+
+ switch (type) {
+ case BTRFS_TREE_BLOCK_REF_KEY:
+ case BTRFS_EXTENT_DATA_REF_KEY:
+ case BTRFS_SHARED_BLOCK_REF_KEY:
+ case BTRFS_SHARED_DATA_REF_KEY:
+ ret = 0;
+ break;
+ default:
+ error("extent[%llu %u %llu] has unknown ref type: %d",
+ key->objectid, key->type, key->offset, type);
+ ret = UNKNOWN_TYPE;
+ break;
+ }
+
+ return ret;
+}
+
/*
* Check backrefs of a tree block given by @bytenr or @eb.
*
type = btrfs_extent_inline_ref_type(leaf, iref);
offset = btrfs_extent_inline_ref_offset(leaf, iref);
+ ret = check_extent_inline_ref(leaf, &key, iref);
+ if (ret) {
+ err |= ret;
+ break;
+ }
if (type == BTRFS_TREE_BLOCK_REF_KEY) {
if (offset == root->objectid)
found_ref = 1;
type = btrfs_extent_inline_ref_type(leaf, iref);
dref = (struct btrfs_extent_data_ref *)(&iref->offset);
+ ret = check_extent_inline_ref(leaf, &dbref_key, iref);
+ if (ret) {
+ err |= ret;
+ break;
+ }
if (type == BTRFS_EXTENT_DATA_REF_KEY) {
ref_root = btrfs_extent_data_ref_root(leaf, dref);
if (ref_root == root->objectid)
goto close_out;
}
+ if (!init_extent_tree) {
+ ret = repair_root_items(info);
+ if (ret < 0) {
+ err = !!ret;
+ error("failed to repair root items: %s", strerror(-ret));
+ goto close_out;
+ }
+ if (repair) {
+ fprintf(stderr, "Fixed %d roots.\n", ret);
+ ret = 0;
+ } else if (ret > 0) {
+ fprintf(stderr,
+ "Found %d roots with an outdated root item.\n",
+ ret);
+ fprintf(stderr,
+ "Please run a filesystem check with the option --repair to fix them.\n");
+ ret = 1;
+ err |= ret;
+ goto close_out;
+ }
+ }
+
ret = do_check_chunks_and_extents(info);
err |= !!ret;
if (ret)
error(
"errors found in extent allocation tree or chunk allocation");
- ret = repair_root_items(info);
- err |= !!ret;
- if (ret < 0) {
- error("failed to repair root items: %s", strerror(-ret));
- goto close_out;
- }
- if (repair) {
- fprintf(stderr, "Fixed %d roots.\n", ret);
- ret = 0;
- } else if (ret > 0) {
- fprintf(stderr,
- "Found %d roots with an outdated root item.\n",
- ret);
- fprintf(stderr,
- "Please run a filesystem check with the option --repair to fix them.\n");
- ret = 1;
- err |= !!ret;
- goto close_out;
- }
-
if (!ctx.progress_enabled) {
if (btrfs_fs_compat_ro(info, FREE_SPACE_TREE))
fprintf(stderr, "checking free space tree\n");