linux-kernel - RE: [PATCH v5 09/12] iommu: Make iommu_queue

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Date:   Mon, 25 Sep 2023 06:49:03 +0000
From:   "Tian, Kevin" <kevin.tian@...el.com>
To:     Lu Baolu <baolu.lu@...ux.intel.com>,
        Joerg Roedel <joro@...tes.org>,
        "Will Deacon" <will@...nel.org>,
        Robin Murphy <robin.murphy@....com>,
        "Jason Gunthorpe" <jgg@...pe.ca>,
        Jean-Philippe Brucker <jean-philippe@...aro.org>,
        Nicolin Chen <nicolinc@...dia.com>
CC:     "Liu, Yi L" <yi.l.liu@...el.com>,
        Jacob Pan <jacob.jun.pan@...ux.intel.com>,
        "iommu@...ts.linux.dev" <iommu@...ts.linux.dev>,
        "kvm@...r.kernel.org" <kvm@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH v5 09/12] iommu: Make iommu_queue_iopf() more generic

> From: Lu Baolu <baolu.lu@...ux.intel.com>
> Sent: Thursday, September 14, 2023 4:57 PM
> 
> Make iommu_queue_iopf() more generic by making the iopf_group a
> minimal
> set of iopf's that an iopf handler of domain should handle and respond
> to. Add domain parameter to struct iopf_group so that the handler can
> retrieve and use it directly.
> 
> Change iommu_queue_iopf() to forward groups of iopf's to the domain's
> iopf handler. This is also a necessary step to decouple the sva iopf
> handling code from this interface.
> 
> Signed-off-by: Lu Baolu <baolu.lu@...ux.intel.com>

With the fix of domain error check:

Reviewed-by: Kevin Tian <kevin.tian@...el.com>