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SubjectRe: [PATCH 1/1] iommu/vtd: Cleanup dma_remapping.h header
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Hi,

On 11/10/18 4:35 PM, Christoph Hellwig wrote:
> On Sat, Nov 10, 2018 at 03:08:44PM +0800, Lu Baolu wrote:
>> Commit e61d98d8dad00 ("x64, x2apic/intr-remap: Intel vt-d, IOMMU
>> code reorganization") moved dma_remapping.h from drivers/pci/ to
>> current place. It is entirely VT-d specific, but uses a generic
>> name. This merges dma_remapping.h with include/linux/intel-iommu.h
>> and removes dma_remapping.h as the result.
>
> This looks fine to me, thanks for doing the work.
>
> Reviewed-by: Christoph Hellwig <hch@lst.de>

Thank you.

>
>> --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
>> +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
>> @@ -34,7 +34,7 @@
>> #include <drm/ttm/ttm_placement.h>
>> #include <drm/ttm/ttm_bo_driver.h>
>> #include <drm/ttm/ttm_module.h>
>> -#include <linux/dma_remapping.h>
>> +#include <linux/intel-iommu.h>
>
> Btw, I don't think this driver has any business looking at Intel
> IOMMU driver internals, and the code doing so is more than gross.
>
> Not really your job, but vmw_dma_select_mode really needs a rewrite with
> someone that has at least half a clue, and some taste.
>
> Eventually we should also drop the intel_iommu_enabled export.
>

Yes. Fair enough.

Best regards,
Lu Baolu

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