From mboxrd@z Thu Jan  1 00:00:00 1970
From: Len Brown <lenb@kernel.org>
Subject: Re: dmidecode (Samsung R40plus)
Date: Fri, 18 Jan 2008 16:18:50 -0500
Message-ID: <200801181618.51124.lenb@kernel.org>
References: <200712282201.42665.ulrich.ivens@gmx.de>
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> Handle 0x0001, DMI type 1, 27 bytes
> System Information
>         Manufacturer: SAMSUNG ELECTRONICS CO., LTD.
>         Product Name: R40P/R41P
>         Version: 01YE
>         Serial Number: 987V93CP300020
>         UUID: 609A7519-D21D-B211-8000-C10FFE3A9BBA
>         Wake-up Type: Power Switch
>         SKU Number: Not Specified
>         Family: Not Specified

With 2.6.22, did you notice any functional difference with "acpi_osi=!Linux"?

(or since the default changed at 2.6.23, with 2.6.23 or later
 do you notice any difference with "acpi_osi=Linux"?)

Please send me the output from acpidump.
If you don't have acpidump, you can get it from pmtools here:
http://www.lesswatts.org/projects/acpi/utilities.php

thanks,
-Len