Re: Giant Locked drivers

From: Poul-Henning Kamp <>
Date: Tue, 15 Nov 2022 18:41:04 UTC
Steve Kargl writes:

> Is there a list of effected drivers?  Grepping /var/run/dmesg.boot
> on my system shows only "atkbd0: [GIANT-LOCKED]".  A scan of atkbd(4)
> shows
>    This driver is required for the console driver syscons(4) or vt(4).
> So, setting debug.giant_drivers=1 will brick all FreeBSD workstations?

    critter phk> grep -i giant /var/run/dmesg.boot 
    atkbd0: [GIANT-LOCKED]
    psm0: [GIANT-LOCKED]
    WARNING: Device "psm" is Giant locked and may be deleted before FreeBSD 14.0.
    critter phk> 

Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
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