// No additional prefix
		return
	}
	// Remove basedir.
	o.FilterPrefix = strings.TrimPrefix(o.Prefix, o.BaseDir)
	// Remove leading and trailing slashes.
	o.FilterPrefix = strings.Trim(o.FilterPrefix, slashSeparator)

	if strings.Contains(o.FilterPrefix, slashSeparator) {
		// Sanity check, should not happen.
		o.FilterPrefix = ""
	}
}

				path := baseDirFromPrefix(prefix)
				filterPrefix := strings.Trim(strings.TrimPrefix(prefix, path), slashSeparator)
				if path == prefix {
					filterPrefix = ""
				}

				lopts := listPathRawOptions{
					disks:          disks,
					fallbackDisks:  fallbackDisks,
					bucket:         bucket,
					path:           path,
					filterPrefix:   filterPrefix,
					recursive:      true,