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From: Heiko Schocher <hs@denx.de>
To: Steve deRosier <derosier@gmail.com>
Cc: linux-embedded@vger.kernel.org, Wolfgang Denk <wd@denx.de>,
	"linux-arm-kernel@lists.infradead.org"
	<linux-arm-kernel@lists.infradead.org>
Subject: Re: GPIO triggers kernel reboot
Date: Mon, 27 Jan 2014 07:22:18 +0100	[thread overview]
Message-ID: <52E5FB1A.2020205@denx.de> (raw)
In-Reply-To: <CALLGbRKK_ZcOB6nAiV67njrphXMQXN7Y2s81n5k3PWoSVrsrUw@mail.gmail.com>

Hello Steve,

Thanks for your answer!

Am 25.01.2014 20:39, schrieb Steve deRosier:
> Hi Heiko,
>
> It's certainly possible, and it's also easily done from user-space.
>   Something like this is more policy than function.  It's also a potential
> security issue.  As such I'd expect it highly unlikely that the kernel
> maintainers would allow it to go upstream. Give it a try though.

Ok, thats what I also think ...

> I'd approach this from user-space.  Add in the gpio-keys driver and use the
> input-event-daemon to trigger a reboot.  Super easy.

Yes, that was also my suggestion, but is there a way to do this without
user space usage in a generic way?

bye,
Heiko
-- 
DENX Software Engineering GmbH,     MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany

WARNING: multiple messages have this Message-ID (diff)
From: hs@denx.de (Heiko Schocher)
To: linux-arm-kernel@lists.infradead.org
Subject: GPIO triggers kernel reboot
Date: Mon, 27 Jan 2014 07:22:18 +0100	[thread overview]
Message-ID: <52E5FB1A.2020205@denx.de> (raw)
In-Reply-To: <CALLGbRKK_ZcOB6nAiV67njrphXMQXN7Y2s81n5k3PWoSVrsrUw@mail.gmail.com>

Hello Steve,

Thanks for your answer!

Am 25.01.2014 20:39, schrieb Steve deRosier:
> Hi Heiko,
>
> It's certainly possible, and it's also easily done from user-space.
>   Something like this is more policy than function.  It's also a potential
> security issue.  As such I'd expect it highly unlikely that the kernel
> maintainers would allow it to go upstream. Give it a try though.

Ok, thats what I also think ...

> I'd approach this from user-space.  Add in the gpio-keys driver and use the
> input-event-daemon to trigger a reboot.  Super easy.

Yes, that was also my suggestion, but is there a way to do this without
user space usage in a generic way?

bye,
Heiko
-- 
DENX Software Engineering GmbH,     MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany

  parent reply	other threads:[~2014-01-27  6:22 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-01-25 16:02 GPIO triggers kernel reboot Heiko Schocher
2014-01-25 16:02 ` Heiko Schocher
2014-01-25 19:11 ` Mehaffey, John
2014-01-25 19:11   ` Mehaffey, John
2014-01-25 20:24   ` Mehaffey, John
2014-01-25 20:24     ` Mehaffey, John
2014-01-27  6:17     ` Heiko Schocher
2014-01-27  6:17       ` Heiko Schocher
2014-01-26  2:54 ` Florian Fainelli
2014-01-26  2:54   ` Florian Fainelli
     [not found] ` <CALLGbRKK_ZcOB6nAiV67njrphXMQXN7Y2s81n5k3PWoSVrsrUw@mail.gmail.com>
2014-01-27  6:22   ` Heiko Schocher [this message]
2014-01-27  6:22     ` Heiko Schocher
2014-01-27  8:08     ` Arnaud Patard
2014-01-27  8:08       ` Arnaud Patard (Rtp)
2014-01-27  8:25       ` Geert Uytterhoeven
2014-01-27  8:25         ` Geert Uytterhoeven

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