linux-kernel - [PATCH 2/2] iommu/vt-d: Remove an unnecessary call set_dma

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Message-ID: <20250410073247.1454287-3-baolu.lu@linux.intel.com>
Date: Thu, 10 Apr 2025 15:32:47 +0800
From: Lu Baolu <baolu.lu@...ux.intel.com>
To: Joerg Roedel <joro@...tes.org>
Cc: Sean Christopherson <seanjc@...gle.com>,
	Petr Tesarik <ptesarik@...e.com>,
	iommu@...ts.linux.dev,
	linux-kernel@...r.kernel.org
Subject: [PATCH 2/2] iommu/vt-d: Remove an unnecessary call set_dma_ops()

From: Petr Tesarik <ptesarik@...e.com>

Do not touch per-device DMA ops when the driver has been converted to use
the dma-iommu API.

Fixes: c588072bba6b ("iommu/vt-d: Convert intel iommu driver to the iommu ops")
Signed-off-by: Petr Tesarik <ptesarik@...e.com>
Link: https://lore.kernel.org/r/20250403165605.278541-1-ptesarik@suse.com
Signed-off-by: Lu Baolu <baolu.lu@...ux.intel.com>
---
 drivers/iommu/intel/iommu.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c
index 6e67cc66a204..b29da2d96d0b 100644
--- a/drivers/iommu/intel/iommu.c
+++ b/drivers/iommu/intel/iommu.c
@@ -3835,7 +3835,6 @@ static void intel_iommu_release_device(struct device *dev)
 	intel_pasid_free_table(dev);
 	intel_iommu_debugfs_remove_dev(info);
 	kfree(info);
-	set_dma_ops(dev, NULL);
 }
 
 static void intel_iommu_get_resv_regions(struct device *device,
-- 
2.43.0