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Date: Mon, 7 May 2018 08:41:07 -0700
From: Jacob Pan <jacob.jun.pan@linux.intel.com>
To: Jerry Snitselaar <jsnitsel@redhat.com>
Cc: iommu@lists.linux-foundation.org, LKML <linux-kernel@vger.kernel.org>,
 Joerg Roedel <joro@8bytes.org>, David Woodhouse <dwmw2@infradead.org>, Greg
 Kroah-Hartman <gregkh@linuxfoundation.org>, Alex Williamson
 <alex.williamson@redhat.com>, Jean-Philippe Brucker
 <jean-philippe.brucker@arm.com>, "Liu, Yi L" <yi.l.liu@linux.intel.com>,
 Raj Ashok <ashok.raj@intel.com>, Rafael Wysocki
 <rafael.j.wysocki@intel.com>, Liu@mail.linuxfoundation.org, Jean Delvare
 <khali@linux-fr.org>, jacob.jun.pan@linux.intel.com
Subject: Re: [PATCH v4 05/22] iommu: introduce iommu invalidate API function
Message-ID: <20180507084107.2d1a9421@jacob-builder>
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On Sat, 5 May 2018 15:19:43 -0700
Jerry Snitselaar <jsnitsel@redhat.com> wrote:

> >
> >+static inline int iommu_sva_invalidate(struct iommu_domain *domain,
> >+		struct device *dev, struct tlb_invalidate_info
> >*inv_info) +{
> >+	return -EINVAL;
> >+}
> >+  
> 
> Would -ENODEV make more sense here?
> 
yes, make sense. thanks!
>  [...]