经过(guò )阅读(dú )源码(mǎ ),其实不少思路(lù )和Android的匿名内存(cún )有点(diǎn )相似阅读本文之(zhī )前(qián )就(jiù )算(suàn )不知道(dào )dma_buf的设计思想也(yě )没(méi )关系,我(wǒ )不会仔细到每一行(háng ),我会注重其在gralloc服(fú )务中(zhōng )的(de )申请流(liú )程,看看(kàn )ion是如何(hé )管理共(gòng )享内存(cún ),为什(shí )么要抛弃ashmem我们
Copyright © 2008-2018