经过阅(yue)读源码(ma),其实不(bu)少思路(lu)和Android的匿名内(nei)存有点(dian)相似阅读本文之(zhi)前就算不知道dma_buf的设计思想(xiang)也没(mei)关系,我(wo)不会(hui)仔细到每一行,我(wo)会注重(chong)其(qi)在gralloc服务(wu)中的申请流程,看看(kan)ion是如(ru)何管(guan)理共(gong)享内(nei)存(cun),为(wei)什么要抛弃ashmem我们(men)
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