關(guān)于數(shù)據(jù)發(fā)送方面和接收差不多,在上層協(xié)議放置好數(shù)據(jù)到mbuf鏈后,調(diào)用el_start函數(shù),該函數(shù)把mbuf鏈中
的數(shù)據(jù)放置到本塊網(wǎng)卡的發(fā)送隊(duì)列緩沖el_pktbuf中,然后再調(diào)用el_xmit函數(shù),此函數(shù)把發(fā)送隊(duì)列緩沖el_pktbuf
中的數(shù)據(jù)有傳遞到網(wǎng)卡的數(shù)據(jù)存儲(chǔ)器中.
標(biāo)簽:
mbuf
el_pktbuf
el_start
el_xmit
上傳時(shí)間:
2017-09-09
上傳用戶:xuanchangri