经(jing)过(guo)阅读源(yuan)码,其实(shi)不少(shao)思(si)路(lu)和Android的匿名内存有(you)点相似阅读本文(wen)之前(qian)就算不(bu)知道dma_buf的(de)设计思想也没关系(xi),我不会仔细(xi)到(dao)每一行,我(wo)会注(zhu)重其在gralloc服务中(zhong)的申请流程,看看(kan)ion是(shi)如何管(guan)理共(gong)享内存,为什么要(yao)抛弃ashmem我们
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