linux-kernel - Re: [PATCH v3 4/4] vfio/type1: Use iommu_aux_at(de)tach_group() APIs

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Message-ID: <20200714092930.4b61b77c@jacob-builder>
Date:   Tue, 14 Jul 2020 09:29:30 -0700
From:   Jacob Pan <jacob.jun.pan@...ux.intel.com>
To:     Christoph Hellwig <hch@...radead.org>
Cc:     Lu Baolu <baolu.lu@...ux.intel.com>,
        Jean-Philippe Brucker <jean-philippe@...aro.org>,
        Kevin Tian <kevin.tian@...el.com>,
        Dave Jiang <dave.jiang@...el.com>,
        Ashok Raj <ashok.raj@...el.com>, kvm@...r.kernel.org,
        Cornelia Huck <cohuck@...hat.com>,
        linux-kernel@...r.kernel.org, iommu@...ts.linux-foundation.org,
        Alex Williamson <alex.williamson@...hat.com>,
        Robin Murphy <robin.murphy@....com>,
        jacob.jun.pan@...ux.intel.com
Subject: Re: [PATCH v3 4/4] vfio/type1: Use iommu_aux_at(de)tach_group()
 APIs

On Tue, 14 Jul 2020 09:25:14 +0100
Christoph Hellwig <hch@...radead.org> wrote:

> On Tue, Jul 14, 2020 at 01:57:03PM +0800, Lu Baolu wrote:
> > Replace iommu_aux_at(de)tach_device() with
> > iommu_aux_at(de)tach_group(). It also saves the
> > IOMMU_DEV_FEAT_AUX-capable physcail device in the vfio_group data
> > structure so that it could be reused in other places.  
> 
> This removes the last user of iommu_aux_attach_device and
> iommu_aux_detach_device, which can be removed now.
it is still used in patch 2/4 inside iommu_aux_attach_group(), right?

> _______________________________________________
> iommu mailing list
> iommu@...ts.linux-foundation.org
> https://lists.linuxfoundation.org/mailman/listinfo/iommu

[Jacob Pan]

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