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Date: Sun, 26 Jun 2005 22:14:14 +0200
From: Dominik Brodowski <linux@dominikbrodowski.net>
To: Andrew Morton <akpm@osdl.org>
Cc: greg@kroah.com, rajesh.shah@intel.com, linux-kernel@vger.kernel.org
Subject: Re: ACPI-based PCI resources: PCMCIA bugfix, but resources missing in trees
Message-ID: <20050626201414.GA22402@isilmar.linta.de>
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References: <20050626040329.3849cf68.akpm@osdl.org> <20050626140411.GA8597@dominikbrodowski.de> <20050626121710.44c1df8d.akpm@osdl.org>
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On Sun, Jun 26, 2005 at 12:17:10PM -0700, Andrew Morton wrote:
> Dominik Brodowski <linux@dominikbrodowski.net> wrote:
> >
> > On Sun, Jun 26, 2005 at 04:03:29AM -0700, Andrew Morton wrote:
> >  > - Lots of merges.  I'm holding off on the 80-odd pcmcia patches until we get
> >  >   the recent PCI breakage sorted out.
> > 
> >  pci-yenta-cardbus-fix.patch and the following patch should solve the
> >  initialization time trouble. However, the ACPI-based PCI resource handling
> >  is badly broken, IMHO:
> > 
> >  - many resources of devices don't show up in the resource trees (
> >    /proc/iomem and /proc/ioports) any longer. This means that PCMCIA, but
> >    also possibly other subsystems (ISA, PnP, ...) do not know which resources
> >    it cannot use.
> 
> Is this a recent regression?  Is it only in -mm?

Yes. Yes.

> IOW: can you identify the bad patch?  Or the bad patcher ;)

gregkh-pci-pci-collect-host-bridge-resources-02.patch

> >  - verify_root_windows() should fail if there are no iomem _or_ ioport
> >    resources, not only if there are no iomem _and_ ioport resources.
> 
> This too.

Same one.

Thanks,
	Dominik