经(jing)过阅读(du)源(yuan)码,其实不(bu)少思(si)路和Android的匿名内(nei)存有(you)点(dian)相似(si)阅读本文之前就算不知(zhi)道dma_buf的设计思想(xiang)也没关系,我(wo)不会仔细到每一行,我会注重其在gralloc服务(wu)中的申请流(liu)程(cheng),看(kan)看ion是(shi)如(ru)何管理共享内(nei)存,为什(shi)么(me)要抛(pao)弃ashmem我们
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