linux-kernel - Re: [PATCH] Configure out doublefault exception handler (Linux Tiny)

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Message-ID: <p73tzkazaxh.fsf@bingen.suse.de>
Date:	Fri, 15 Feb 2008 13:00:42 +0100
From:	Andi Kleen <andi@...stfloor.org>
To:	Matt Mackall <mpm@...enic.com>
Cc:	Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>,
	Sam Ravnborg <sam@...nborg.org>, Linux-tiny@...enic.com,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, "H. Anvin" <hpa@...or.com>,
	Ingo Molnar <mingo@...e.hu>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: Re: [PATCH] Configure out doublefault exception handler (Linux Tiny)

Matt Mackall <mpm@...enic.com> writes:
>
> I bet there's some doublefault-handling code hiding somewhere. It's not
> the sort of thing it'd make sense to take out of the architecture.

The big question is if it makes sense taking out of a kernel at all.
I still think the answer is no.

Or have you considered replacing die() and show_trace() etc. with a single
panic("the tiny gods say this won't happen") yet? That would be roughly 
equivalent.

-Andi
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