经过阅(yue)读源码,其实(shi)不(bu)少思路和(he)Android的(de)匿名(ming)内存(cun)有点(dian)相似阅(yue)读(du)本文(wen)之前就算不知(zhi)道dma_buf的设计思想也没关(guan)系,我不(bu)会仔细到每一行,我会注重其在gralloc服务中的申请流程,看看(kan)ion是如何管(guan)理共(gong)享内存(cun),为什(shi)么(me)要抛弃(qi)ashmem我(wo)们(men)
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