经过(guò )阅(yuè )读源(yuán )码(mǎ ),其(qí )实不(bú )少(shǎo )思路和Android的匿名内存有点相似阅读本(běn )文之前就算(suàn )不(bú )知道(dào )dma_buf的设(shè )计思(sī )想也没关系,我不(bú )会(huì )仔细到(dào )每一行,我(wǒ )会注重其在(zài )gralloc服务(wù )中(zhōng )的申请(qǐng )流程,看看(kàn )ion是如(rú )何管理共(gòng )享内存,为什(shí )么要抛(pāo )弃ashmem我(wǒ )们
Copyright © 2008-2018