linux-kernel - [PATCH 4.4 100/137] iommu/vt-d: Dont skip PCI devices when disabling IOTLB

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Message-Id: <20160224033420.481164850@linuxfoundation.org>
Date:	Tue, 23 Feb 2016 19:33:51 -0800
From:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:	linux-kernel@...r.kernel.org
Cc:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	stable@...r.kernel.org, Jeremy McNicoll <jmcnicol@...hat.com>,
	Alex Williamson <alex.williamson@...hat.com>,
	Joerg Roedel <jroedel@...e.de>
Subject: [PATCH 4.4 100/137] iommu/vt-d: Dont skip PCI devices when disabling IOTLB

4.4-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Jeremy McNicoll <jmcnicol@...hat.com>

commit da972fb13bc5a1baad450c11f9182e4cd0a091f6 upstream.

Fix a simple typo when disabling IOTLB on PCI(e) devices.

Fixes: b16d0cb9e2fc ("iommu/vt-d: Always enable PASID/PRI PCI capabilities before ATS")
Signed-off-by: Jeremy McNicoll <jmcnicol@...hat.com>
Reviewed-by: Alex Williamson <alex.williamson@...hat.com>
Signed-off-by: Joerg Roedel <jroedel@...e.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 drivers/iommu/intel-iommu.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -1489,7 +1489,7 @@ static void iommu_disable_dev_iotlb(stru
 {
 	struct pci_dev *pdev;
 
-	if (dev_is_pci(info->dev))
+	if (!dev_is_pci(info->dev))
 		return;
 
 	pdev = to_pci_dev(info->dev);