Method RemoveCleanPage

be/src/runtime/bufferpool/buffer-allocator.cc:452–463

}

bool BufferPool::BufferAllocator::RemoveCleanPage(
    const unique_lock<mutex>& client_lock, bool claim_buffer, Page* page) {
  page->client->DCheckHoldsLock(client_lock);
  FreeBufferArena* arena;
  {
    lock_guard<SpinLock> pl(page->buffer_lock);
    // Page may be evicted - in which case it has no home core and is not in an arena.
    if (!page->buffer.is_open()) return false;
    arena = per_core_arenas_[page->buffer.home_core_].get();
  }
  return arena->RemoveCleanPage(claim_buffer, page);
}

void BufferPool::BufferAllocator::Maintenance() {
  for (unique_ptr<FreeBufferArena>& arena : per_core_arenas_) arena->Maintenance();