Re: [Xen-devel] dom0 kernel - irq nobody cared ... the continuing saga ..

[Sander Eikelenboom <linux@xxxxxxxxxxxxxx>]

Monday, February 9, 2015, 4:18:15 PM, you wrote:

> On 09/02/15 15:03, Sander Eikelenboom wrote:
>> Hi Jan / David / Konrad,
>> 
>> I was just testing a 3.19 kernel on my intel machine and again
>> ran into the sporadically appearing "irq nobody cared" on the dom0 kernel.
>> This occurs now for quite some kernel versions (running xen-unstable now,
>> but it also appeared in the past with builds that are now xen-4.5).

> I wouldn't suspect anything Xen related here.  IRQ #18 is a shared
> line-level interrupt so other driver/device that was/is sharing than
> line is misbehaving.

> I'd recommend seeing if your BIOS has a option to put the disk
> controllers into AHCI mode which would allow them to use MSIs (I think).

> David

There seems to be an bios update so that's worth a shot.

--
Sander


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