经(jing)过阅读(du)源(yuan)码,其(qi)实(shi)不少思(si)路和Android的匿名(ming)内(nei)存有点相似阅读(du)本文之前就算不知道dma_buf的设(she)计思想(xiang)也(ye)没关系,我不会(hui)仔细到每一行,我会注重其在gralloc服务(wu)中(zhong)的申请(qing)流程,看看ion是如(ru)何管理共(gong)享内(nei)存,为什么要抛(pao)弃ashmem我(wo)们(men)
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