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SubjectRe: [PATCH] ALSA: hda-intel - Disable MSI support by default
Takashi Iwai wrote:
> The snd-hda-intel driver has a test of MSI, but it seems not working
> on every machine. It caused non-cared interrupts and the kernel
> disabled that irq.

Possibly the test was broken. Did you have IRQF_DISABLED and
IRQF_SHARED flags set?


>> Given current experience maybe white-lists are in fact the way
>> to go.
>
> Could it be whitelisted in the PCI driver side? I don't think it's
> good to have a huge white/blacklist in each device driver.

Certainly, we should not have such lists in the driver. I don't think
anybody wants that.

Jeff



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