经过(guò )阅读(dú )源码,其实不少思路和Android的匿名内存有(yǒu )点相似(sì )阅读本文(wén )之前就算不知道(dào )dma_buf的设计思(sī )想也(yě )没关(guān )系,我不会(huì )仔(zǎi )细(xì )到每一行(háng ),我(wǒ )会注重(chóng )其在gralloc服务(wù )中的(de )申(shēn )请流程,看(kàn )看ion是(shì )如何管(guǎn )理共(gòng )享内存,为什么(me )要抛(pāo )弃ashmem我(wǒ )们
Copyright © 2008-2018