经(jing)过阅读源(yuan)码,其实不少思路和Android的匿(ni)名内(nei)存有点(dian)相似阅读本(ben)文之前(qian)就算不(bu)知道(dao)dma_buf的设(she)计思想也没关系,我不会(hui)仔细到每一行,我会注重(chong)其在gralloc服务中(zhong)的(de)申(shen)请流(liu)程(cheng),看(kan)看ion是如何管(guan)理共(gong)享(xiang)内存,为什么要抛弃ashmem我们(men)
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