From: Lu Baolu <baolu.lu@linux.intel.com>
To: Joerg Roedel <joro@8bytes.org>
Cc: iommu@lists.linux-foundation.org
Subject: [PATCH 01/12] iommu/vt-d: Enforce PASID devTLB field mask
Date: Fri, 24 Jul 2020 09:49:14 +0800 [thread overview]
Message-ID: <20200724014925.15523-2-baolu.lu@linux.intel.com> (raw)
In-Reply-To: <20200724014925.15523-1-baolu.lu@linux.intel.com>
From: Liu Yi L <yi.l.liu@intel.com>
Set proper masks to avoid invalid input spillover to reserved bits.
Signed-off-by: Liu Yi L <yi.l.liu@intel.com>
Signed-off-by: Jacob Pan <jacob.jun.pan@linux.intel.com>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
---
include/linux/intel-iommu.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/include/linux/intel-iommu.h b/include/linux/intel-iommu.h
index 04bd9279c3fb..711bdca975be 100644
--- a/include/linux/intel-iommu.h
+++ b/include/linux/intel-iommu.h
@@ -381,8 +381,8 @@ enum {
#define QI_DEV_EIOTLB_ADDR(a) ((u64)(a) & VTD_PAGE_MASK)
#define QI_DEV_EIOTLB_SIZE (((u64)1) << 11)
-#define QI_DEV_EIOTLB_GLOB(g) ((u64)g)
-#define QI_DEV_EIOTLB_PASID(p) (((u64)p) << 32)
+#define QI_DEV_EIOTLB_GLOB(g) ((u64)(g) & 0x1)
+#define QI_DEV_EIOTLB_PASID(p) ((u64)((p) & 0xfffff) << 32)
#define QI_DEV_EIOTLB_SID(sid) ((u64)((sid) & 0xffff) << 16)
#define QI_DEV_EIOTLB_QDEP(qd) ((u64)((qd) & 0x1f) << 4)
#define QI_DEV_EIOTLB_PFSID(pfsid) (((u64)(pfsid & 0xf) << 12) | \
--
2.17.1
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next prev parent reply other threads:[~2020-07-24 1:54 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-24 1:49 [PATCH 00/12] [PULL REQUEST] iommu/vt-d: patches for v5.9 Lu Baolu
2020-07-24 1:49 ` Lu Baolu [this message]
2020-07-24 1:49 ` [PATCH 02/12] iommu/vt-d: Remove global page support in devTLB flush Lu Baolu
2020-07-24 1:49 ` [PATCH 03/12] iommu/vt-d: Fix PASID devTLB invalidation Lu Baolu
2020-07-24 1:49 ` [PATCH 04/12] iommu/vt-d: Handle non-page aligned address Lu Baolu
2020-07-24 1:49 ` [PATCH 05/12] iommu/vt-d: Fix devTLB flush for vSVA Lu Baolu
2020-07-24 1:49 ` [PATCH 06/12] iommu/vt-d: Warn on out-of-range invalidation address Lu Baolu
2020-07-24 1:49 ` [PATCH 07/12] iommu/vt-d: Disable multiple GPASID-dev bind Lu Baolu
2020-07-24 1:49 ` [PATCH 08/12] iommu/vt-d: Refactor device_to_iommu() helper Lu Baolu
2020-07-24 1:49 ` [PATCH 09/12] iommu/vt-d: Add a helper to get svm and sdev for pasid Lu Baolu
2020-07-24 1:49 ` [PATCH 10/12] iommu/vt-d: Report page request faults for guest SVA Lu Baolu
2020-07-24 1:49 ` [PATCH 11/12] iommu/vt-d: Add page response ops support Lu Baolu
2020-07-24 1:49 ` [PATCH 12/12] iommu/vt-d: Rename intel-pasid.h to pasid.h Lu Baolu
2020-07-24 8:55 ` [PATCH 00/12] [PULL REQUEST] iommu/vt-d: patches for v5.9 Joerg Roedel
2020-07-24 9:08 ` Lu Baolu
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