linux-kernel - Re: BUG?: "Cannot map mmconfig aperture"

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <alpine.LFD.1.00.0802210853060.7583@apollo.tec.linutronix.de>
Date:	Thu, 21 Feb 2008 08:53:39 +0100 (CET)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	Diego Calleja <diegocg@...il.com>
cc:	Ingo Molnar <mingo@...e.hu>, linux-kernel@...r.kernel.org
Subject: Re: BUG?: "Cannot map mmconfig aperture"

On Wed, 20 Feb 2008, Diego Calleja wrote:

> I get the following new message in my dmesg:
> 
> [    0.155476] ACPI: bus type pci registered
> [    0.155567] PCI: Found Intel Corporation 945G/GZ/P/PL Express Memory Controller Hub with MMCONFIG support.
> [    0.161149] PCI: Cannot map mmconfig aperture for segment 0
> [    0.161181] PCI: Using configuration type 1
> [    0.165980] ACPI: EC: Look up EC in DSDT
> 
> when previously i'd have:
> 
> [    0.156577] PCI: Found Intel Corporation 945G/GZ/P/PL Express Memory Controller Hub with MMCONFIG support.
> [    0.166403] PCI: Using MMCONFIG at e0000000 - efffffff
> [    0.166407] PCI: Using configuration type 1
> [    0.171548] ACPI: EC: Look up EC in DSDT
> 
> 
> No idea if this is a regression or not, or what it means, the system works well.
> git-bisect says the problem cames from:
> 
> commit c31c7d4844ea4817692ae16bf70f9c96c05a50eb
> Author: Thomas Gleixner <tglx@...utronix.de>
> Date:   Mon Feb 18 20:54:14 2008 +0100
> 
>     x86: CPA, fix alias checks

Hmm, that's confusing. Can you please provide a complete boot log ?

Thanks,

	tglx
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/