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From: Joerg Roedel <joro-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
Subject: Re: [PATCH 0/4] IOMMU group cleanup
Date: Fri, 11 Aug 2017 17:21:25 +0200
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References: <cover.1500637633.git.robin.murphy@arm.com>
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On Fri, Jul 21, 2017 at 01:12:34PM +0100, Robin Murphy wrote:
> Hi all,
> 
> Prompted by some discussion around the questionable usefulness of
> iommu_present() for SoC topologies, I took a look at what was left to
> finish off the intention of making groups mandatory. Turns out it
> wasn't much, so here it is. As well as the general rationalisation
> aspect, between this and the probe-deferral changes in 4.12, we should
> now be able to rely on the presence of a group unambiguously indicating
> whether a given device is associated with an IOMMU or not.
> 
> Robin.
> 
> Robin Murphy (4):
>   iommu/msm: Add iommu_group support
>   iommu/tegra-smmu: Add iommu_group support
>   iommu/tegra-gart: Add iommu_group support
>   iommu: Finish making iommu_group support mandatory

Applied, thanks Robin.