最近开机一直出现如下这样子的报错, 虽然没有什么影响,但是看起来很烦,从网上搜索了下解决方法

cyalias@cyalias-nb:~$ sudo journalctl -x | grep -5 pcspkr 
Mar 06 06:16:43 cyalias-nb kernel: gpio_ich: GPIO from 451 to 511 on gpio_ich
Mar 06 06:16:43 cyalias-nb kernel: Error: Driver 'pcspkr' is already registered, aborting... 
Mar 06 06:16:44 cyalias-nb systemd-udevd[506]: link_config: autonegotiation is unset or enabled, the speed and d
Mar 06 06:16:44 cyalias-nb kernel: snd_hda_intel 0000:04:00.1: Disabling MSI
Mar 06 06:16:44 cyalias-nb kernel: snd_hda_intel 0000:04:00.1: Handle vga_switcheroo audio client

解决方法:

root@cyalias-nb:/home/cyalias# echo "blacklist snd-pcsp">> /etc/modprobe.d/blacklist-bcm43.conf

参考自:http://www.cnblogs.com/lvchaoshun/p/7552918.html