[PATCH 38/83] hsa/radeon: Workaround for a bug in amd_iommu

Joerg Roedel joro at 8bytes.org
Fri Jul 11 01:42:09 PDT 2014


On Fri, Jul 11, 2014 at 12:53:54AM +0300, Oded Gabbay wrote:
> This patch creates a workaround for a bug in amd_iommu driver, where
> the driver doesn't save all necessary information when going to
> suspend.  The workaround removes a device from the IOMMU device list
> on suspend and register a resumed device in the IOMMU device list.
> 
> Signed-off-by: Oded Gabbay <oded.gabbay at amd.com>

Which bug do you workaround here? It needs to be fixed in the AMD IOMMU
driver instead of being wrapped in KFD.


	Joerg




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