RE: ATA failure regression

From: Bharat Kumar Gogada
Date: Fri Sep 23 2016 - 06:10:29 EST

> Hi All,
> Resending this wider audience
> Currently I am working on AMD future platform. I am hitting the same bug of
> ATA Failure Regression reported in past.
> ( or
> I am newbie to this and because of this Ubuntu 16.04 is not booting. If disable
> IOMMU and MSI obviously it works but that is not solution. Even when I bisected
> it boiled to same place which was mentioned in past discussion.
So here when you are disabling MSI, it is working with legacy interrupts or MSI-X.
Can you post the end sata device lscpi -xxx -vvv content.