经过阅读源码,其(qi)实不(bu)少思路和Android的匿(ni)名内(nei)存(cun)有点相(xiang)似阅(yue)读(du)本文之前就算不(bu)知(zhi)道dma_buf的设(she)计(ji)思(si)想(xiang)也没关系,我(wo)不会仔细到(dao)每一行,我会注(zhu)重其在gralloc服务中(zhong)的申请流程(cheng),看看ion是如何管理共享(xiang)内存(cun),为什(shi)么要抛弃ashmem我们
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