Shulou(Shulou.com)06/02 Report--

Xiaobian to share with you the use of linux mknod command to create character device files and block device files, I hope you read this article after a big harvest, let us discuss it together!

Linux everything is a file, before the system communicates with the device, to create a device file stored in the/dev directory, by default has generated a lot of device files, sometimes manually create some device files, this will use mknod.

Syntax format: mknod [parameter]

Common parameters:

-Z Set security context-m Set permission mode, default to read and write b block device c character device-help Display help information--version Display version information

Reference Example

Create a character device named "linuxcool":

[root@linuxcool ~]# mknod linuxcool c 30 1

Create a block device named linuxcool:

[root@linuxcool ~]# mknod linuxcool b 50 0 After reading this article, I believe you have a certain understanding of using linux mknod command to create character device files and block device files. If you want to know more, welcome to pay attention to the industry information channel. Thank you for reading!

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