经过阅读源码,其实不少思(si)路(lu)和Android的匿名内存有点(dian)相(xiang)似阅(yue)读(du)本文(wen)之前就算(suan)不(bu)知道dma_buf的设计思想也没关系,我(wo)不会仔(zai)细到(dao)每一行,我(wo)会注重(chong)其在gralloc服务(wu)中(zhong)的申请流程,看看(kan)ion是(shi)如何管(guan)理共(gong)享内存,为什(shi)么要抛弃(qi)ashmem我们
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