经过阅读(du)源码,其实不(bu)少思路和Android的(de)匿名内存(cun)有(you)点相似阅读(du)本文之(zhi)前就(jiu)算(suan)不知道dma_buf的设计思想也没关系,我不会仔细(xi)到每一行,我(wo)会(hui)注重其在gralloc服务中(zhong)的申(shen)请流(liu)程(cheng),看(kan)看(kan)ion是如(ru)何管(guan)理共享内存,为什(shi)么要抛弃(qi)ashmem我们
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