linux-kernel - [PATCH 2/6] iommu/vt-d: Set domain type for a private domain

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Date:   Sun,  9 Jun 2019 10:37:59 +0800
From:   Lu Baolu <baolu.lu@...ux.intel.com>
To:     Joerg Roedel <joro@...tes.org>,
        David Woodhouse <dwmw2@...radead.org>
Cc:     ashok.raj@...el.com, jacob.jun.pan@...el.com, kevin.tian@...el.com,
        sai.praneeth.prakhya@...el.com, cai@....pw,
        iommu@...ts.linux-foundation.org, linux-kernel@...r.kernel.org,
        Lu Baolu <baolu.lu@...ux.intel.com>
Subject: [PATCH 2/6] iommu/vt-d: Set domain type for a private domain

Otherwise, domain_get_iommu() will be broken.

Fixes: 942067f1b6b97 ("iommu/vt-d: Identify default domains replaced with private")
Signed-off-by: Lu Baolu <baolu.lu@...ux.intel.com>
---
 drivers/iommu/intel-iommu.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index d5a6c8064c56..d1a82039e835 100644
--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -3458,6 +3458,8 @@ static struct dmar_domain *get_private_domain_for_dev(struct device *dev)
 out:
 	if (!domain)
 		dev_err(dev, "Allocating domain failed\n");
+	else
+		domain->domain.type = IOMMU_DOMAIN_DMA;
 
 	return domain;
 }
-- 
2.17.1