经过阅(yue)读源码,其实不少(shao)思路和(he)Android的匿名内(nei)存有点相似阅读(du)本文之(zhi)前(qian)就(jiu)算不知(zhi)道dma_buf的设计思(si)想也没关系,我(wo)不会仔(zai)细到(dao)每一(yi)行,我会注重其(qi)在gralloc服务中(zhong)的申请流程,看(kan)看ion是(shi)如(ru)何(he)管理共(gong)享内存(cun),为什(shi)么要(yao)抛弃ashmem我们
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