经(jing)过阅读(du)源码,其(qi)实不少(shao)思路和Android的(de)匿(ni)名(ming)内(nei)存有点相似阅读本文之前(qian)就算不知道dma_buf的设计思想(xiang)也没(mei)关(guan)系,我(wo)不(bu)会(hui)仔细到每一行,我会注重(chong)其在gralloc服务(wu)中(zhong)的申请流程,看看ion是(shi)如何管理共(gong)享内存,为什么要抛(pao)弃ashmem我们
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