经(jing)过阅读源码,其实不少思路(lu)和Android的匿名(ming)内存有(you)点相似阅读本文之前就(jiu)算不知(zhi)道dma_buf的设(she)计思想也(ye)没(mei)关系,我不会(hui)仔细到每一行,我(wo)会(hui)注重其在(zai)gralloc服务中的申(shen)请(qing)流程,看看(kan)ion是(shi)如何管(guan)理共(gong)享内存,为什(shi)么要(yao)抛弃(qi)ashmem我(wo)们
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