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Message-ID: <p73ejc67xvb.fsf@bingen.suse.de>
Date: Fri, 25 Jan 2008 16:01:28 +0100
From: Andi Kleen <andi@...stfloor.org>
To: Bodo Eggert <7eggert@....de>
Cc: linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Introduce softpanic
Bodo Eggert <7eggert@....de> writes:
> Enabling this option changes a hard panic on boot errors to a
> soft panic, which does not stop the system completely.
> You can still scroll the screen and read the messages.
I don't think it's a good idea to keep the network running in the
soft panic. A lot of people have set ups that use ping was a watchdog
and with nfsroot/ip=dhcp ping does work quite well before
mounting root and then the watchdog might not pick up the
soft panic.
Using a polled keyboard driver after panic seems to be the better
option to me, but if you want softpanic you should probably
at least add a suitable panic notifier to the network stack
to shut it all down.
-Andi
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