Kernel modules

Question 1

Display info about currently running kernel

Answer 1

uname
uname -r -info about release
uname -m -architecture (64-bit)
uname -n -pc name
uname -a -all info

Question 2

Display modules loaded in the system

Answer 2

lsmod

Question 3

Display info about specified module

Answer 3

modinfo floppy

Question 4

Util that is used to load and unload kernel modules

Answer 4

modprobe
remove floppy module:
modprobe -r floppy 
add floppy module back and its dependent modules if necessary:
modprobe floppy

Question 5

Legacy: remove module

Answer 5

rmmod floppy

Question 6

Legacy: insert module

Answer 6

insmod /lib/modules/$(uname -r)/kernel/drivers/block/floppy.ko.xz

Question 7

List kernel modules dir for currently running kernel

Answer 7

ls /lib/modules/$(uname -r)/

Question 8

Prevent specified kernel modules from loading

Answer 8

create a  file with. conf ext in dir
/etc/modprobe.d/
add blacklist word in this file + module to be prevented from loading
vim floppy-bl.conf
blacklist floppy

Question 9

Generate a list of kernel dependencies

Answer 9

depmod