经过(guo)阅读(du)源码,其实(shi)不少思路和Android的匿(ni)名内存有点(dian)相(xiang)似阅读本文(wen)之前就算不(bu)知道dma_buf的设计思(si)想(xiang)也没关系,我不(bu)会仔细到每一行,我会(hui)注(zhu)重其在(zai)gralloc服务中(zhong)的申请流程(cheng),看看ion是(shi)如何管(guan)理共(gong)享内存,为什(shi)么要(yao)抛弃ashmem我们(men)
Copyright © 2008-2018