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Subject: Re: [PATCH V3 1/3] ACPI, PCI IRQ: add PCI_USING penalty for ISA
 interrupts
To: "Rafael J. Wysocki" <rafael@kernel.org>
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Cc: Bjorn Helgaas <helgaas@kernel.org>,
 ACPI Devel Maling List <linux-acpi@vger.kernel.org>,
 "Rafael J. Wysocki" <rjw@rjwysocki.net>, Bjorn Helgaas
 <bhelgaas@google.com>, ravikanth.nalla@hpe.com,
 Ondrej Zary <linux@rainbow-software.org>, Timur Tabi <timur@codeaurora.org>,
 Christopher Covington <cov@codeaurora.org>, Jon Masters <jcm@redhat.com>,
 Alex Williamson <alex.williamson@redhat.com>,
 Linux PCI <linux-pci@vger.kernel.org>, Andy Gross <agross@codeaurora.org>,
 Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
 linux-arm-msm@vger.kernel.org, wim@djo.tudelft.nl,
 "linux-arm-kernel@lists.infradead.org"
 <linux-arm-kernel@lists.infradead.org>, Len Brown <lenb@kernel.org>
From: Sinan Kaya <okaya@codeaurora.org>
Message-ID: <7d6c7dc6-4ae5-537e-9137-ee80a76fc9bd@codeaurora.org>
Date: Thu, 20 Oct 2016 14:25:38 -0700
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On 10/20/2016 2:08 PM, Rafael J. Wysocki wrote:
> On Thu, Oct 20, 2016 at 10:01 PM, Sinan Kaya <okaya@codeaurora.org> wrote:
>> On 10/19/2016 3:44 PM, Bjorn Helgaas wrote:
> 
> [cut]
> 
>> If we want to move the ISA pieces out of this file, that can be done too.
>> We can also add support for PNPACPI. I'm not a very big fan of scratch
>> everything and start from beginning approach. This refactoring effort already
>> failed 3 times. I'd like to close the issue and move on.
> 
> Understood, but we have broken this for too many times already.
> 
> Either we have a minimum fix that is known working or we are going back.

Agreed. I think my V4 patch satisfies our short term goals and fixes the issue
you are seeing. IMO, it is good enough for the moment.

> 
> Thanks,
> Rafael
> 


-- 
Sinan Kaya
Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm Technologies, Inc.
Qualcomm Technologies, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project.