From: Miod Vallat <miod@online.fr>
Subject: Re: another yubikey diff
To: Theo de Raadt <deraadt@openbsd.org>
Cc: Mike Larkin <mlarkin@nested.page>, Brandon Mercer <bmercer@eutonian.com>, Mark Kettenis <mark.kettenis@xs4all.nl>, tech@openbsd.org
Date: Fri, 22 Aug 2025 17:05:16 +0000

> hotplug creates events when devices match.  This is before the attach
> functions have completed.  If hotplug tries to play with a device, and the
> attach routine encounters extended sleeps, the hotplug action will not
> succeed.

Are you sure about that? Looking at subr_autoconf.c,
hotplug_device_attach() only gets invoked after the device attach
routine has returned.