经过阅读源码,其(qi)实不(bu)少思路(lu)和Android的(de)匿名内(nei)存有点(dian)相似阅(yue)读本文之前(qian)就算不知道(dao)dma_buf的设计思想也没(mei)关系,我不(bu)会(hui)仔细到每一行,我会(hui)注重其在gralloc服(fu)务中的申(shen)请流程(cheng),看(kan)看ion是(shi)如(ru)何管(guan)理共享内存,为(wei)什么要抛弃ashmem我(wo)们(men)
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