Re: [PATCH v1 3/8] iommu: Extend iommu_at[de]tach_device() for multi-device groups

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On Mon, Feb 14, 2022 at 12:39:36PM +0100, Joerg Roedel wrote:

> This extends iommu_attach_device() to behave as iommu_attach_group(),
> changing the domain for the whole group. 

Of course, the only action to take is to change the domain of a
group..

> Wouldn't it be better to scrap the iommu_attach_device() interface
> instead and only rely on iommu_attach_group()? This way it is clear
> that a call changes the whole group.


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