From: Ingo Molnar <mingo@elte.hu>
To: Yinghai Lu <yinghai@kernel.org>
Cc: Bjorn Helgaas <bjorn.helgaas@hp.com>, Len Brown <lenb@kernel.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
Jesse Barnes <jesse.barnes@intel.com>,
Ricardo Jorge da Fonseca Marques Ferreira <storm@sys49152.net>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
linux-acpi@vger.kernel.org,
Yannick Roehlly <yannick.roehlly@free.fr>,
Ivan Kokshaysky <ink@jurassic.park.msu.ru>,
x86@kernel.org
Subject: Re: [PATCH] pci: increase alignment to make more space for hidden code
Date: Mon, 12 Oct 2009 21:22:42 +0200 [thread overview]
Message-ID: <20091012192242.GA2691@elte.hu> (raw)
In-Reply-To: <4AD37CA4.90601@kernel.org>
* Yinghai Lu <yinghai@kernel.org> wrote:
> > This feels like a hack that accidentally covers up the problem. I
> > don't think we understand what's happening well enough.
>
> yes, we need to figure out why when acpi=on, those BAR are cleared,
> before pci code try to scan and read BAR. (node early pic print out
> untouched, but after APCI subsystem is enabled, those BAR got
> clearred)
I'm wondering, how did it get cleared - some AML script told the kernel
to clear it?
Ingo
next prev parent reply other threads:[~2009-10-12 19:24 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-08-07 22:33 Regression in ACPI in 2.6.31-rc5 Ricardo Jorge da Fonseca Marques Ferreira
2009-08-13 3:53 ` Len Brown
2009-08-16 3:00 ` Ricardo Jorge da Fonseca Marques Ferreira
2009-10-06 3:17 ` Len Brown
2009-10-06 4:38 ` Yinghai Lu
[not found] ` <4ACAC8F1.1050706@kernel.org>
2009-10-11 21:17 ` [PATCH] pci: increase alignment to make more space for hidden code Yinghai Lu
2009-10-12 16:59 ` Bjorn Helgaas
2009-10-12 17:19 ` Ingo Molnar
2009-10-12 18:43 ` Yinghai Lu
2009-10-12 18:59 ` Yinghai Lu
2009-10-12 19:22 ` Ingo Molnar [this message]
2009-10-12 19:44 ` Yinghai Lu
2009-10-13 6:08 ` Bjorn Helgaas
2009-10-13 6:49 ` Ingo Molnar
2009-10-13 15:15 ` Bjorn Helgaas
2009-10-13 19:05 ` Ricardo Jorge da Fonseca Marques Ferreira
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