linux-kernel - Re: Laptop keyboard unusable when ACPI is active was Re: [2.6.22] i8042, ACPI, ipw2100 and issues reported by psmouse.c atkbd.c

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Thu, 18 Oct 2007 19:52:02 +0000
From:	Pavel Machek <pavel@....cz>
To:	"legolas558@...rs.sourceforge.net" <legolas558@...rs.sourceforge.net>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: Laptop keyboard unusable when ACPI is active was Re: [2.6.22] i8042, ACPI, ipw2100 and issues reported by psmouse.c atkbd.c

Hi!

> legolas558@...rs.sourceforge.net ha scritto:
> > Kernel: 2.6.22-r5
> > Kernel option: i8042.nomux=1
> I am now using kernel 2.6.22-r8 (Gentoo) and the following kernel options:
> 
> i8042.nomux=1 acpi=off
> 
> I have tried kernel 2.6.23-rc9 but the problem is still there.

Try usb keyboard.

Are you experiencing unusually high latencies in acpi mode?

Any unusual activity on top?

Try disabling lm_sensors.

Try disabling acpi embedded controller.

Is it smp box?

Try watching keyboard interrupts. Are they lost?
							Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/