Re: [PATCH] iommu/amd: Fix interrupt remapping for aliased devices

From: Joerg Roedel
Date: Mon May 12 2014 - 15:05:22 EST


On Tue, Apr 22, 2014 at 10:08:40AM -0600, Alex Williamson wrote:
> An apparent cut and paste error prevents the correct flags from being
> set on the alias device resulting in MSI on conventional PCI devices
> failing to work. This also produces error events from the IOMMU like:
>
> AMD-Vi: Event logged [INVALID_DEVICE_REQUEST device=00:14.4 address=0x000000fdf8000000 flags=0x0a00]
>
> Where 14.4 is a PCIe-to-PCI bridge with a device behind it trying to
> use MSI interrupts.
>
> Signed-off-by: Alex Williamson <alex.williamson@xxxxxxxxxx>
> Cc: stable@xxxxxxxxxxxxxxx

Applied, thanks Alex.


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