Function key

tempodb/backend/cache/cache.go:171–173

(keypath backend.KeyPath, name string)

}

func key(keypath backend.KeyPath, name string) string {
	return strings.Join(keypath, ":") + ":" + name
}

// cacheFor evaluates the cacheInfo and returns the appropriate cache.
func (r *readerWriter) cacheFor(cacheInfo *backend.CacheInfo) cache.Cache {