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Date: Sat, 8 Jan 2005 15:52:48 -0800
From: Andrew Morton <akpm@osdl.org>
To: Adrian Bunk <bunk@stusta.de>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [-mm patch] always enable regparm on i386
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Adrian Bunk <bunk@stusta.de> wrote:
>
> The patch below always enables regparm on i386 (with gcc >= 3.0).
> 
>  With this patch, it should get a better testing coverage in -mm.
> 
>  If this doesn't cause any problems, I plan to send a patch to completely 
>  remove the CONFIG_REGPARM option after 2.6.11 will be released.

-mregparm has revealed at least two kernel bugs thus far.  The ability to
disable -mregparm is a useful diagnostic tool.