linux-kernel - [PATCH v4 0/8] VT-d Native Shared virtual memory cleanup and fixes

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Date:   Thu, 21 Nov 2019 13:26:20 -0800
From:   Jacob Pan <jacob.jun.pan@...ux.intel.com>
To:     iommu@...ts.linux-foundation.org,
        LKML <linux-kernel@...r.kernel.org>,
        Joerg Roedel <joro@...tes.org>,
        "Lu Baolu" <baolu.lu@...ux.intel.com>,
        David Woodhouse <dwmw2@...radead.org>
Cc:     "Tian, Kevin" <kevin.tian@...el.com>,
        Raj Ashok <ashok.raj@...el.com>, "Yi Liu" <yi.l.liu@...el.com>,
        Eric Auger <eric.auger@...hat.com>,
        "Mehta, Sohil" <sohil.mehta@...el.com>,
        Jacob Pan <jacob.jun.pan@...ux.intel.com>
Subject: [PATCH v4 0/8] VT-d Native Shared virtual memory cleanup and fixes

Mostly extracted from nested SVA/SVM series based on review comments of v7.
https://lkml.org/lkml/2019/10/24/852

This series also adds a few important fixes for native use of SVA. Nested
SVA new code will be submitted separately as a smaller set. Based on the
core branch of IOMMU tree staged for v5.5, where common APIs for vSVA were
applied.
git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git core

Changelog:
v4	- Commit message fix

V3
	- Squashed 1/10 & 2/10
	- Deleted "8/10 Fix PASID cache flush" from this series
	- Addressed reviews from Eric Auger and Baolu
V2
	- Coding style fixes based on Baolu's input, no functional change
	- Added Acked-by tags.

Thanks,

Jacob


Jacob Pan (8):
  iommu/vt-d: Fix CPU and IOMMU SVM feature matching checks
  iommu/vt-d: Match CPU and IOMMU paging mode
  iommu/vt-d: Reject SVM bind for failed capability check
  iommu/vt-d: Avoid duplicated code for PASID setup
  iommu/vt-d: Fix off-by-one in PASID allocation
  iommu/vt-d: Replace Intel specific PASID allocator with IOASID
  iommu/vt-d: Avoid sending invalid page response
  iommu/vt-d: Misc macro clean up for SVM

 drivers/iommu/Kconfig       |   1 +
 drivers/iommu/intel-iommu.c |  23 +++----
 drivers/iommu/intel-pasid.c |  96 ++++++++------------------
 drivers/iommu/intel-svm.c   | 162 +++++++++++++++++++++++++-------------------
 include/linux/intel-iommu.h |   5 +-
 5 files changed, 134 insertions(+), 153 deletions(-)

-- 
2.7.4