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SubjectRe: [PATCH 2/3] iommu/dma: Move public interfaces to linux/iommu.h
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On 2022-08-22 12:21, Christoph Hellwig wrote:
>> diff --git a/include/linux/iommu.h b/include/linux/iommu.h
>> index 70393fbb57ed..79cb6eb560a8 100644
>> --- a/include/linux/iommu.h
>> +++ b/include/linux/iommu.h
>> @@ -1059,4 +1059,40 @@ void iommu_debugfs_setup(void);
>> static inline void iommu_debugfs_setup(void) {}
>> #endif
>>
>> +#ifdef CONFIG_IOMMU_DMA
>> +#include <linux/msi.h>
>
> I don't think msi.h is actually needed here.
>
> Just make the struct msi_desc and struct msi_msg forward declarations
> unconditional and we should be fine.

dma-iommu.c still needs to pick up msi.h for the actual definitions
somehow, so it seemed logical to keep things the same shape as before.
However I don't have a particularly strong preference either way.

Thanks,
Robin.

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