linux-kernel - Re: 4.7 regression: ACPI: No IRQ available for PCI Interrupt Link [LNKD]. Try pci=noacpi or acpi=off

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Date:   Sun, 2 Oct 2016 18:53:18 +0200
From:   Ondrej Zary <linux@...nbow-software.org>
To:     Sinan Kaya <okaya@...eaurora.org>
Cc:     "Rafael J. Wysocki" <rafael@...nel.org>,
        "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        ACPI Devel Maling List <linux-acpi@...r.kernel.org>,
        Linux PCI <linux-pci@...r.kernel.org>, wim@....tudelft.nl,
        ravikanth.nalla@....com
Subject: Re: 4.7 regression: ACPI: No IRQ available for PCI Interrupt Link [LNKD]. Try pci=noacpi or acpi=off

On Saturday 01 October 2016 19:49:17 Sinan Kaya wrote:
> On 9/30/2016 5:27 PM, Rafael J. Wysocki wrote:
> >>> >> What's the drawback, if any?
> >> >
> >> > I don't see any drawback to be honest.
> >
> > I'd go for it then, if Bjorn doesn't hate it.
>
> I posted a follow up patch a minute ago.
>
> [PATCH 1/3] Revert "ACPI,PCI,IRQ: reduce static IRQ array size to 16"
> [PATCH 2/3] ACPI, PCI IRQ: add PCI_USING penalty for ISA interrupts
> [PATCH 3/3] Revert "ACPI,PCI,IRQ: remove SCI penalize function"
>
> Can we have some testing coverage? and eventually have tested-by?

Works on two affected machines. More tests tomorrow.

-- 
Ondrej Zary

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