经过阅(yue)读源码,其实不少(shao)思路(lu)和Android的匿(ni)名(ming)内(nei)存有(you)点相似阅读本文(wen)之前就算不知道dma_buf的设计思想(xiang)也没(mei)关系,我不会仔细(xi)到每一行(hang),我(wo)会注重其(qi)在gralloc服(fu)务中(zhong)的申请(qing)流程(cheng),看看(kan)ion是如何管(guan)理共享(xiang)内存,为什(shi)么要抛(pao)弃ashmem我们
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