Line data    Source code

       1              : /**
       2              :  * @file DpdkMempool.cpp Implementation of the rte_mempool ownership handles.
       3              :  *
       4              :  * This is part of the DUNE DAQ , copyright 2020.
       5              :  * Licensing/copyright details are in the COPYING file that you should have
       6              :  * received with this code.
       7              :  */
       8              : #include "dpdklibs/DpdkMempool.hpp"
       9              : 
      10              : #include <rte_mempool.h>
      11              : 
      12              : #include <map>
      13              : #include <memory>
      14              : 
      15              : namespace dunedaq::dpdklibs {
      16              : 
      17              : void
      18            1 : MempoolDeleter::operator()(rte_mempool* pool) const noexcept
      19              : {
      20            1 :   if (pool != nullptr) {
      21            0 :     rte_mempool_free(pool);
      22              :   }
      23            1 : }
      24              : 
      25              : unique_mempool
      26            1 : take_mempool_ownership(std::unique_ptr<rte_mempool>&& legacy)
      27              : {
      28            1 :   return unique_mempool(legacy.release());
      29              : }
      30              : 
      31            1 : BorrowedPoolMap::~BorrowedPoolMap()
      32              : {
      33            3 :   for (auto& [index, pool] : m_map) { // NOLINT(readability-qualified-auto)
      34            2 :     pool.release();                   // NOLINT(bugprone-unused-return-value) borrowed; not owned by this map
      35              :   }
      36            1 : }
      37              : 
      38              : void
      39            2 : BorrowedPoolMap::borrow(int index, rte_mempool* pool)
      40              : {
      41            2 :   m_map[index].reset(pool);
      42            2 : }
      43              : 
      44              : std::map<int, std::unique_ptr<rte_mempool>>&
      45            1 : BorrowedPoolMap::get()
      46              : {
      47            1 :   return m_map;
      48              : }
      49              : 
      50              : } // namespace dunedaq::dpdklibs