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Date: Sat, 11 Jul 2015 19:14:11 +0200
From: Stefan Seyfried <stefan.seyfried@googlemail.com>
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To: LKML <linux-kernel@vger.kernel.org>
Subject: Re: PCI devices (buses?) and 3GB of RAM lost with 4.2rc1
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Am 08.07.2015 um 22:09 schrieb Stefan Seyfried:
> this is on a Thinkpad X200s, 5 years old and working fine, until 4.2rc1
> came along.
> 
> With that booted, I do not have a WiFi card anymore, it doesn't even
> appear in "lspci" output.

> From diffing the dmesg's, it also looks like I lost some of my RAM:
> 
> -Memory: 8050048K/8280176K available (6401K kernel code, 980K rwdata,
> 4864K rodata, 1532K init, 1516K bss, 230128K reserved, 0K cma-reserved)
> +Memory: 5104620K/8280176K available (6823K kernel code, 1096K rwdata,
> 3220K rodata, 1556K init, 1520K bss, 227792K reserved, 0K cma-reserved)

This was only a one-off thing, it looks like the hardware was confused
when first booting 4.2-rc1
(I found out when I wanted to bisect it, all the kernels I built did
just work, and then I finally booted the distro-kernel again and it also
worked :-)

So everything is fine, sorry for the noise.
-- 
-- 
Stefan Seyfried
Linux Consultant & Developer
Mail: seyfried@b1-systems.de GPG Key: 0x731B665B

B1 Systems GmbH
Osterfeldstraße 7 / 85088 Vohburg / http://www.b1-systems.de
GF: Ralph Dehner / Unternehmenssitz: Vohburg / AG: Ingolstadt,HRB 3537
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