经过(guo)阅(yue)读源码,其实不少(shao)思路和Android的匿(ni)名内存有点(dian)相似阅(yue)读(du)本文之前(qian)就算不知(zhi)道dma_buf的设(she)计(ji)思(si)想也没关系,我不会仔细到(dao)每一(yi)行,我会(hui)注(zhu)重其(qi)在(zai)gralloc服务中(zhong)的申(shen)请流程,看看ion是如何管(guan)理共享内存,为(wei)什么要抛弃ashmem我(wo)们
Copyright ? 2008-2018