Modify the kernel module you created in the #2 Homework to accommodate the functionality of a character device that puts the number of time the device file has been read from into the file. Compile and run the program. Try reading the device file through “cat /proc/devices”. Submit the source code and the screen shot of the result of execution displayed by the dmesg command. Deadline of homework: Oct 30, 2022 (in case that you cannot finish in the class)

Prerequisits

requires the correct linux headers to be installed
root access is needed
the Code file is NOT named module.c

how to run the kernel module

make to build the module
sudo insmod <module_name> to run the module
sudo rmmod <module_name> to stop the module

viewing the log

on systems that run systemd: journalctl -f -k you can also use dmesg

Releases 1

first complete version Latest

2022-10-28 10:42:46 +02:00

Languages

C 52.9%

TeX 40.6%

Shell 4.4%

Makefile 2.1%