经过阅读源(yuan)码,其实不少思路和Android的匿名内存(cun)有点相似阅读本(ben)文之前(qian)就算不知(zhi)道dma_buf的设计思想也(ye)没关(guan)系(xi),我不会仔细(xi)到每一行(hang),我(wo)会注重其(qi)在gralloc服务(wu)中(zhong)的申请(qing)流(liu)程,看(kan)看(kan)ion是如何管(guan)理共享内存,为什(shi)么(me)要抛弃ashmem我(wo)们
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