最近在提交cpufreq patch,稍微有点逻辑改动的Rafael都要你test, test。有个改动涉及setpolicy driver,要验证,第一印象就是用qemu。让我们来看下如何搭环境(initrd=ramdisk):my linux server(xeon) for building can not access internet,also vb under...阅读全文