经过阅读源(yuan)码(ma),其实(shi)不(bu)少思路和Android的匿名内(nei)存有(you)点相似阅读本文(wen)之(zhi)前(qian)就算不知道dma_buf的设计思想也没关(guan)系,我不(bu)会仔细(xi)到(dao)每一行,我会(hui)注重其在(zai)gralloc服务中(zhong)的申请流程(cheng),看看(kan)ion是如(ru)何管理共享内存,为(wei)什(shi)么要抛弃ashmem我(wo)们(men)
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