linux-kernel - [PATCH v5 0/7] iommu/vt-d: Misc tweaks and fixes for vSVA

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Message-Id: <1595445987-40095-1-git-send-email-jacob.jun.pan@linux.intel.com>
Date:   Wed, 22 Jul 2020 12:26:20 -0700
From:   Jacob Pan <jacob.jun.pan@...ux.intel.com>
To:     iommu@...ts.linux-foundation.org,
        LKML <linux-kernel@...r.kernel.org>,
        "Lu Baolu" <baolu.lu@...ux.intel.com>,
        Joerg Roedel <joro@...tes.org>,
        David Woodhouse <dwmw2@...radead.org>
Cc:     Yi Liu <yi.l.liu@...el.com>, "Tian, Kevin" <kevin.tian@...el.com>,
        Raj Ashok <ashok.raj@...el.com>,
        Eric Auger <eric.auger@...hat.com>,
        Jacob Pan <jacob.jun.pan@...ux.intel.com>
Subject: [PATCH v5 0/7] iommu/vt-d: Misc tweaks and fixes for vSVA

Hi Baolu and all,

This is a series to address some of the issues we found in vSVA support.
Most of the patches deal with exception handling, we also removed some bits
that are not currently supported.

Many thanks to Kevin Tian's review.

Jacob & Yi

Changelog:

v5	Fix off by one bug in 4/7
	
v4	Address reviews from Eric Auger
	- Additional warning for unaligned mask and address in guest IOTLB
	  invalidation
	- Comments rewrite and code simplification
v3
	- Use pr_err instead of WARN() for invalid user address range (6/7)
	- Fix logic in PASID selective devTLB flush (3/7)

v2 Address reviews from Baolu
	- Fixed addr field in devTLB flush (5/7)
	- Assign address for single page devTLB invalidation (4/7)
	- Coding style tweaks

Jacob Pan (4):
  iommu/vt-d: Remove global page support in devTLB flush
  iommu/vt-d: Fix PASID devTLB invalidation
  iommu/vt-d: Warn on out-of-range invalidation address
  iommu/vt-d: Disable multiple GPASID-dev bind

Liu Yi L (3):
  iommu/vt-d: Enforce PASID devTLB field mask
  iommu/vt-d: Handle non-page aligned address
  iommu/vt-d: Fix devTLB flush for vSVA

 drivers/iommu/intel/dmar.c  | 24 +++++++++++++++++++-----
 drivers/iommu/intel/iommu.c | 39 ++++++++++++++++++++++++---------------
 drivers/iommu/intel/pasid.c | 11 ++++++++++-
 drivers/iommu/intel/svm.c   | 22 +++++++++-------------
 include/linux/intel-iommu.h |  5 ++---
 5 files changed, 64 insertions(+), 37 deletions(-)

-- 
2.7.4