linux-kernel - Re: [PATCH v5 2/8] iommu/vt-d: Add per-device IOMMU feature ops entries

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Date:   Thu, 24 Jan 2019 14:20:39 +0100
From:   Joerg Roedel <joro@...tes.org>
To:     Lu Baolu <baolu.lu@...ux.intel.com>
Cc:     David Woodhouse <dwmw2@...radead.org>,
        Alex Williamson <alex.williamson@...hat.com>,
        Kirti Wankhede <kwankhede@...dia.com>, ashok.raj@...el.com,
        sanjay.k.kumar@...el.com, jacob.jun.pan@...el.com,
        kevin.tian@...el.com,
        Jean-Philippe Brucker <jean-philippe.brucker@....com>,
        yi.l.liu@...el.com, yi.y.sun@...el.com, peterx@...hat.com,
        tiwei.bie@...el.com, Zeng@...tes.org, Xin <xin.zeng@...el.com>,
        iommu@...ts.linux-foundation.org, kvm@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Jacob Pan <jacob.jun.pan@...ux.intel.com>
Subject: Re: [PATCH v5 2/8] iommu/vt-d: Add per-device IOMMU feature ops
 entries

Hi Lu Baolu,

On Thu, Jan 24, 2019 at 02:47:39PM +0800, Lu Baolu wrote:
> bool iommu_dev_feature_enabled(dev, IOMMU_DEV_FEAT_AUX)?

Looks good. Having a function to check for enabled features is certainly
a good thing.

Regards,

	Joerg