building af_packet as a kernel module

[Kamil Konieczny]

Hi,

On 30.06.2017 06:06, Kevin Wilson wrote:
> [...]
> I am using Ubuntu 16.04.
> 
> After reboot, the af_packet.ko kernel module is loaded:
> lsmod

> af_packet              45056  2
> 
> But I cannot remove it:
> rmmod af_packet
> rmmod: ERROR: Module af_packet is in use
> 
> I want to be able to rmmod it, for adding debug printing, etc.
> [...]
I googled this:

https://stackoverflow.com/questions/448999/is-there-a-way-to-figure-out-what-is-using-a-linux-kernel-module

and short answer is to use 'lsof' command (ls open files),
if lsmod fails to give ref info

-- 
Best regards,
Kamil Konieczny
Samsung R&D Institute Poland