linux-kernel - Re: 2.6.23: does it supposed to work on an i486?

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Date:	Fri, 30 Nov 2007 11:08:54 -0800
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Michael Tokarev <mjt@....msk.ru>
CC:	linux-kernel@...r.kernel.org, stable@...nel.org
Subject: Re: 2.6.23: does it supposed to work on an i486?

Michael Tokarev wrote:
>> It looks like 2.6.23.9 is missing checkin
>> 7ed192906a2144ebc8ca2925a85d27b9c5355668 from Linus' tree (attached),
>> which is necessary to work on 386 and 486.
> 
> Well, I applied the patch (in 2.6.23 it's
>  arch/i386/boot/pmjump.S,
> not
>  arch/x86/boot/pmjump.S,
> but that's minor) - still the same behavior, it still reboots
> instantly right when bootloader gave control to the kernel.
> So it must be something else.. ;)

Well, it's a good bet it's croaking somewhere in the setup code 
(arch/{i386,x86}/boot).  Putting debugging statements there might help.

	-hpa
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