linux-kernel - Re: [PATCH] x86: Reserve legacy VGA MMIO area for x86_64 as well as x86

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Message-ID: <20100412194853.GN11130@hexapodia.org>
Date:	Mon, 12 Apr 2010 12:48:53 -0700
From:	Andy Isaacson <adi@...apodia.org>
To:	Yinghai <yinghai.lu@...cle.com>
Cc:	guenter.roeck@...csson.com, "H. Peter Anvin" <hpa@...or.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Bjorn Helgaas <bjorn.helgaas@...com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
	"x86@...nel.org" <x86@...nel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Thomas Renninger <trenn@...e.de>
Subject: Re: [PATCH] x86: Reserve legacy VGA MMIO area for x86_64 as well
	as x86_32

On Mon, Apr 12, 2010 at 12:34:49PM -0700, Yinghai wrote:
> On 04/12/2010 11:54 AM, Andy Isaacson wrote:
> > On Fri, Apr 09, 2010 at 07:46:04PM -0700, Yinghai wrote:
> > [    5.463672] ahci 0000:00:1f.2: PCI INT C -> GSI 20 (level, low) -> IRQ 20
> > [    5.470633] ahci 0000:00:1f.2: BAR 5: can't reserve [mem 0x000a0000-0x000a07ff]
> > [    5.478257] ahci: probe of 0000:00:1f.2 failed with error -16
> 
> please check
> 
> [PATCH] x86,pci, acpi: Inherent BUSY flag when setup_resource for root bus

What patches should I have applied?  I'm testing with d620a7cf from
linus' tree, plus your "reserve [0xa0000,0x1000000] in e820", plus this
patch.  Please let me know if I should be testing something else (or
just push a git head for me to pull, that would remove all the
uncertainty).

-andy
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