On Mon, Jan 15, 2018 at 02:50:12PM -0500, David Miller wrote: > From: Alexey Dobriyan <adobri...@gmail.com> > Date: Sat, 13 Jan 2018 20:11:52 +0300 > > > /proc has been ignoring struct file_operations::owner field for ages. > > > > Signed-off-by: Alexey Dobriyan <adobri...@gmail.com> > > What, then, makes sure that the procfs files are unregistered before the > referencing module is unloaded?
Core /proc code does the magic just like core net code deletes interfaces correctly if ethernet modules gets deleted. Most fs/proc/inode.c is dedicated to this. > Please explain the situation, and add a reference to the commit that > made procfs stop using the fops owner field. That commit and it's > commit message may help explain why all of this is fine. Sure. It was ~10 years ago :^)