一直没有弄清楚为什么会出现这样的情况。先占一个坑，将现象和解决办法记录下来。
现象：WiFi一直处于关闭状态，且点击打开按钮后，马上恢复到关闭状态，造成一种打不开的现象，也就无法使用wifi。
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关于Linux的WiFi总是处于software block : yes
原文：http://www.cnblogs.com/shouu/p/5333258.html