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

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).


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