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Re: [Xen-devel] Bisected Linux regression: ACPI powerbutton events don't work under Xen since commit b81975eade8c6495f3c4d6746d22bdc95f617777

Hi Sander,
        Could you please help to test attached patch? It works
on native but I have no Xen environment at hand.

On 2014/12/19 21:16, Sander Eikelenboom wrote:
> Hi,
> When running under Xen, ACPI powerbutton events don't work anymore, 
> there is no reaction when pressing the powerbutton.
> On baremetal everything works fine, acpid gets the event and the 
> machine powers down perfectly. The machine is an Intel NUC.
> Bisection has lead to:
> b81975eade8c6495f3c4d6746d22bdc95f617777 is the first bad commit
> commit b81975eade8c6495f3c4d6746d22bdc95f617777
> Author: Jiang Liu <jiang.liu@xxxxxxxxxxxxxxx>
> Date:   Mon Jun 9 16:20:11 2014 +0800
>     x86, irq: Clean up irqdomain transition code
>     Now we have completely switched to irqdomain, so clean up transition code
>     in IOAPIC drivers.
>     Signed-off-by: Jiang Liu <jiang.liu@xxxxxxxxxxxxxxx>
>     Cc: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
>     Cc: Tony Luck <tony.luck@xxxxxxxxx>
>     Cc: Joerg Roedel <joro@xxxxxxxxxx>
>     Cc: Paul Gortmaker <paul.gortmaker@xxxxxxxxxxxxx>
>     Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
>     Cc: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
>     Cc: Grant Likely <grant.likely@xxxxxxxxxx>
>     Cc: Rafael J. Wysocki <rjw@xxxxxxxxxxxxx>
>     Cc: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
>     Cc: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
>     Cc: Yinghai Lu <yinghai@xxxxxxxxxx>
>     Link: 
> http://lkml.kernel.org/r/1402302011-23642-43-git-send-email-jiang.liu@xxxxxxxxxxxxxxx
>     Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
> Reverting this specific commit on linux-tip (3.19-mw) gets things working 
> again under Xen.
> Kernel .config is attached.
> --
> Sander

Attachment: 0001-x86-apic-Fix-xen-failure-caused-by-commit-b81975eade.patch
Description: Text Data

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