Re: Linux 2.2.19pre2

From: Kurt Garloff (garloff@suse.de)
Date: Sun Dec 17 2000 - 10:38:02 EST

Hi,

On Sun, Dec 17, 2000 at 12:56:56PM +0200, Petri Kaukasoina wrote:
> I guess the new memory detect does not work correctly with my old work
> horse. It is a 100 MHz pentium with 56 Megs RAM. AMIBIOS dated 10/10/94 with
> a version number of 51-000-0001169_00111111-101094-SIS550X-H.
>
> 2.2.18 reports:
> Memory: 55536k/57344k available (624k kernel code, 412k reserved, 732k data, 40k init)
>
> 2.2.19pre2 reports:
> Memory: 53000k/54784k available (628k kernel code, 408k reserved, 708k data, 40k init)
>
> 57344k is 56 Megs which is correct.
> 54784k is only 53.5 Megs.

It's this patch that changes things for you:
o E820 memory detect backport from 2.4 (Michael Chen)

The E820 memory detection parses a list from the BIOS, which specifies
the amount of memory, holes, reserved regions, ...
Apparently, your BIOS does not do it completely correctly; otherwise you
should have had crashes before ...

Regards, 

-- 
Kurt Garloff  <garloff@suse.de>                          Eindhoven, NL
GPG key: See mail header, key servers         Linux kernel development
SuSE GmbH, Nuernberg, FRG                               SCSI, Security
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