Update README.md

Author: Zhuqing-SHU

README.md

@@ -140,6 +140,10 @@
 [1、Linux 总线、设备、驱动模型的探究](https://github.com/0voice/linux_kernel_wiki/blob/main/%E6%96%87%E7%AB%A0/%E8%AE%BE%E5%A4%87%E9%A9%B1%E5%8A%A8/Linux%20%E6%80%BB%E7%BA%BF%E3%80%81%E8%AE%BE%E5%A4%87%E3%80%81%E9%A9%B1%E5%8A%A8%E6%A8%A1%E5%9E%8B%E7%9A%84%E6%8E%A2%E7%A9%B6.md)<br>
 [2、Linux 设备和驱动的相遇](https://github.com/0voice/linux_kernel_wiki/blob/main/%E6%96%87%E7%AB%A0/%E8%AE%BE%E5%A4%87%E9%A9%B1%E5%8A%A8/Linux%20%E8%AE%BE%E5%A4%87%E5%92%8C%E9%A9%B1%E5%8A%A8%E7%9A%84%E7%9B%B8%E9%81%87.md)<br>
 [3、Linux操作系统学习之字符设备](https://github.com/0voice/linux_kernel_wiki/blob/main/%E6%96%87%E7%AB%A0/%E8%AE%BE%E5%A4%87%E9%A9%B1%E5%8A%A8/Linux%E6%93%8D%E4%BD%9C%E7%B3%BB%E7%BB%9F%E5%AD%A6%E4%B9%A0%E4%B9%8B%E5%AD%97%E7%AC%A6%E8%AE%BE%E5%A4%87.md)<br>
+[4、Linux内核设备驱动IO流程详解](https://github.com/0voice/linux_kernel_wiki/blob/main/%E6%96%87%E7%AB%A0/%E8%AE%BE%E5%A4%87%E9%A9%B1%E5%8A%A8/Linux%E5%86%85%E6%A0%B8%E8%AE%BE%E5%A4%87%E9%A9%B1%E5%8A%A8IO%E6%B5%81%E7%A8%8B%E8%AF%A6%E8%A7%A3.md)<br>
+[5、Linux内核设备信息集合](https://github.com/0voice/linux_kernel_wiki/blob/main/%E6%96%87%E7%AB%A0/%E8%AE%BE%E5%A4%87%E9%A9%B1%E5%8A%A8/Linux%E5%86%85%E6%A0%B8%E8%AE%BE%E5%A4%87%E4%BF%A1%E6%81%AF%E9%9B%86%E5%90%88.md)<br>
+[6、Linux内核字符设备Character Device](https://github.com/0voice/linux_kernel_wiki/blob/main/%E6%96%87%E7%AB%A0/%E8%AE%BE%E5%A4%87%E9%A9%B1%E5%8A%A8/Linux%E5%86%85%E6%A0%B8%E5%AD%97%E7%AC%A6%E8%AE%BE%E5%A4%87Character%20Device.md)<br>
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