u64 disk_num_bytes;
u64 extent_num_bytes;
u64 extent_flags;
+ u64 offset;
u32 item_size;
unsigned long end;
unsigned long ptr;
int type;
- u64 ref_root;
int found_dbackref = 0;
int slot = pathp->slots[0];
int err = 0;
disk_bytenr = btrfs_file_extent_disk_bytenr(eb, fi);
disk_num_bytes = btrfs_file_extent_disk_num_bytes(eb, fi);
extent_num_bytes = btrfs_file_extent_num_bytes(eb, fi);
+ offset = btrfs_file_extent_offset(eb, fi);
/* Check unaligned disk_num_bytes and num_bytes */
if (!IS_ALIGNED(disk_num_bytes, root->fs_info->sectorsize)) {
strict = should_check_extent_strictly(root, nrefs, -1);
while (ptr < end) {
+ u64 ref_root;
+ u64 ref_objectid;
+ u64 ref_offset;
+ bool match = false;
+
iref = (struct btrfs_extent_inline_ref *)ptr;
type = btrfs_extent_inline_ref_type(leaf, iref);
dref = (struct btrfs_extent_data_ref *)(&iref->offset);
}
if (type == BTRFS_EXTENT_DATA_REF_KEY) {
ref_root = btrfs_extent_data_ref_root(leaf, dref);
- if (ref_root == root->objectid)
+ ref_objectid = btrfs_extent_data_ref_objectid(leaf, dref);
+ ref_offset = btrfs_extent_data_ref_offset(leaf, dref);
+
+ if (ref_objectid == fi_key.objectid &&
+ ref_offset == fi_key.offset - offset)
+ match = true;
+ if (ref_root == root->objectid && match)
found_dbackref = 1;
- else if (!strict && owner == ref_root)
+ else if (!strict && owner == ref_root && match)
found_dbackref = 1;
} else if (type == BTRFS_SHARED_DATA_REF_KEY) {
found_dbackref = !check_tree_block_ref(root, NULL,