Add procfs and kernel topic page

1 files changed, 27 insertions, 0 deletions

diff --git a/md/writeup/kernel_hello_world.md b/md/writeup/kernel_hello_world.md
index 5f1e7e6..eb4fdc8 100644
--- a/md/writeup/kernel_hello_world.md
+++ b/md/writeup/kernel_hello_world.md
@@ -53,3 +53,30 @@ Now if you havent done so ... install kernel headers of kernel that your system
 ```sh
 make
 ```
+
+## Load module
+
+```sh
+sudo insmod hello_world.ko
+```
+
+check that module is running
+
+```sh
+lsmod | grep hello
+```
+
+## Unload module
+
+```sh
+rmmod hello_world
+```
+
+
+### Install kernel headers raspbian
+
+RaspberryPi4 ARMv8 
+
+```bash
+sudo apt-get install raspberrypi-kernel-headers
+```