经(jing)过阅读源码(ma),其实(shi)不少(shao)思路和Android的匿名(ming)内(nei)存有点相(xiang)似阅读本文之(zhi)前(qian)就算不知道dma_buf的设(she)计思(si)想也没关(guan)系,我不会(hui)仔细(xi)到每一行,我会注(zhu)重其在(zai)gralloc服务中的申请流(liu)程,看看ion是如何管(guan)理共(gong)享内存,为什(shi)么(me)要抛(pao)弃ashmem我们
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