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From:
Mark Kettenis <mark.kettenis@xs4all.nl>
Subject:
Re: sys/ihidev: prevent crash on interrupt storm
To:
Vitaliy Makkoveev <otto@bsdbox.dev>
Cc:
kirill@korins.ky, mpi@grenadille.net, tech@openbsd.org
Date:
Wed, 25 Dec 2024 12:40:32 +0100

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> From: Vitaliy Makkoveev <otto@bsdbox.dev>
> Date: Wed, 25 Dec 2024 01:33:40 +0300
> 
> > On 25 Dec 2024, at 01:26, Vitaliy Makkoveev <otto@bsdbox.dev> wrote:
> > 
> > delay(9) is arch specific, IIRC it doesn’t interrupts on x86.
> 
> Should be "it doesn’t block interrupts on x86."

It doesn't block interrupts on any architecture.

However, interrupts are blocked during "autoconf".  So our drivers
can't rely on interrupts being delivered in their attach functions and
need to poll instead.