Re: [PATCH v4 3/4] block: add support for notifications

[Christoph Hellwig]

On Thu, Jun 27, 2024 at 09:50:50PM +0100, Daniel Golle wrote:
> Add notifier block to notify other subsystems about the addition or
> removal of block devices.

Notification for what?  I really hate the concept of random modular
code being able to hook into device discovery / partition scanning.
And not actually having a user for it is a complete no-go.