Re: [PATCH] powerpc: convert 'iommu_alloc failed' messages to dynamic debug

Hi Ben,

On 06/11/2016 08:02 PM, Benjamin Herrenschmidt wrote:

I'm not fan of this. This is a very useful message to diagnose why,
for example, your network adapter is not working properly.

A lot of drivers don't deal well with IOMMU errors.

The fact that NVME trigger these is a problem that needs to be solved
differently.

Ok, I understand your points.

Thanks for the review -- helps in setting another direction.

Kind regards,

-- 
Mauricio Faria de Oliveira
IBM Linux Technology Center