经过(guo)阅读源码,其实不少思路(lu)和Android的匿(ni)名内(nei)存有点相(xiang)似阅读本(ben)文之(zhi)前(qian)就算不知道(dao)dma_buf的设计思(si)想也没(mei)关系,我不会(hui)仔细(xi)到每(mei)一行,我会注重其(qi)在gralloc服务中(zhong)的(de)申(shen)请流程,看看(kan)ion是如何管(guan)理共享内存(cun),为什(shi)么要抛弃ashmem我(wo)们
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