Function sys_memory_container_create

kernel/cellos/src/sys_memory.cpp:307–340

}

error_code sys_memory_container_create(cpu_thread &cpu, vm::ptr<u32> cid,
                                       u64 size) {
  cpu.state += cpu_flag::wait;

  sys_memory.warning("sys_memory_container_create(cid=*0x%x, size=0x%x)", cid,
                     size);

  // Round down to 1 MB granularity
  size &= ~0xfffff;

  if (!size) {
    return CELL_ENOMEM;
  }

  auto &dct = g_fxo->get<lv2_memory_container>();

  std::lock_guard lock(s_memstats_mtx);

  // Try to obtain "physical memory" from the default container
  if (!dct.take(size)) {
    return CELL_ENOMEM;
  }

  // Create the memory container
  if (const u32 id =
          idm::make<lv2_memory_container>(static_cast<u32>(size), true)) {
    cpu.check_state();
    *cid = id;
    return CELL_OK;
  }

  dct.free(size);
  return CELL_EAGAIN;
}

error_code sys_memory_container_destroy(cpu_thread &cpu, u32 cid) {
  cpu.state += cpu_flag::wait;