}
			m.mu.Unlock()
		}
	}()
}

// updateCacheEntry will update non-transient state.
func (m *metacacheManager) updateCacheEntry(update metacache) (metacache, error) {
	m.mu.RLock()
	if meta, ok := m.trash[update.id]; ok {
		m.mu.RUnlock()
		return meta, nil
	}

	b, ok := m.buckets[update.bucket]
	m.mu.RUnlock()
	if ok {
		return b.updateCacheEntry(update)
	}

					remove[cache.id] = struct{}{}
				}
			}
		}
	}

	for id := range remove {
		b.deleteCache(id)
	}
}

// updateCacheEntry will update a cache.
// Returns the updated status.
func (b *bucketMetacache) updateCacheEntry(update metacache) (metacache, error) {
	b.mu.Lock()
	defer b.mu.Unlock()
	existing, ok := b.caches[update.id]
	if !ok {
		return update, errFileNotFound
	}