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Date: Sat, 2 Feb 2008 14:15:55 +0000 From: Pavel Machek <pavel@....cz> To: Andi Kleen <andi@...stfloor.org> Cc: Bodo Eggert <7eggert@....de>, linux-kernel@...r.kernel.org Subject: Re: [PATCH] Introduce softpanic On Fri 2008-01-25 16:01:28, Andi Kleen wrote: > 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. OTOH this will allow netconsole/sysrq over it to still work after softpanic, which is good. Lets not over engineer it, I think current code is fine. -- (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/
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