Method Save

paddle/phi/core/memory/allocation/meta_cache.cc:47–57

}

void MetadataCache::Save(MemoryBlock* block,
                         const MemoryBlock::Desc& original_desc) {
  auto desc = original_desc;
  desc.UpdateGuards();

  if (uses_gpu_) {
    cache_[block] = desc;
  } else {
    *reinterpret_cast<MemoryBlock::Desc*>(block) = desc;
  }
}

void MetadataCache::Invalidate(MemoryBlock* block) {
  if (uses_gpu_) {