* However, we need to explicitly check for directories and files with
* only 1 link and refuse to hard link them. This is because Windows
* has a bug where it can return duplicate File IDs for files and
- * directories on the FAT filesystem. */
+ * directories on the FAT filesystem.
+ *
+ * Since we don't follow mount points on Windows, we don't need to query
+ * the volume ID per-file. Just once, for the root, is enough. But we
+ * can't simply pass 0, because then there could be inode collisions
+ * among multiple calls to win32_build_dentry_tree() that are scanning
+ * files on different volumes. */
ret = inode_table_new_dentry(params->inode_table,
filename,
file_info.InternalInformation.IndexNumber.QuadPart,
- 0, /* We don't follow mount points, so we
- currently don't need to get the
- volume ID / device number. */
+ params->capture_root_dev,
(file_info.StandardInformation.NumberOfLinks <= 1 ||
(file_info.BasicInformation.FileAttributes &
FILE_ATTRIBUTE_DIRECTORY)),