经(jing)过(guo)阅读源码,其实不(bu)少思路和Android的匿名内存有点相似阅(yue)读(du)本(ben)文(wen)之(zhi)前就(jiu)算不知道dma_buf的设计(ji)思想(xiang)也没(mei)关系,我(wo)不会(hui)仔细到每(mei)一行,我(wo)会注重其在gralloc服务中(zhong)的申请流程,看看ion是(shi)如何管(guan)理共(gong)享内(nei)存,为什(shi)么要抛弃ashmem我们
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