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linux-stable/drivers/iommu
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Jacob Pan a7050fbde3 iommu/vt-d: Use non-privileged mode for all PASIDs 
Supervisor Request Enable (SRE) bit in a PASID entry is for permission
checking on DMA requests. When SRE = 0, DMA with supervisor privilege
will be blocked. However, for in-kernel DMA this is not necessary in that
we are targeting kernel memory anyway. There's no need to differentiate
user and kernel for in-kernel DMA.

Let's use non-privileged (user) permission for all PASIDs used in kernel,
it will be consistent with DMA without PASID (RID_PASID) as well.

Signed-off-by: Jacob Pan <jacob.jun.pan@linux.intel.com>
Link: https://lore.kernel.org/r/20230331231137.1947675-2-jacob.jun.pan@linux.intel.com
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
2023-04-13 12:05:49 +02:00
..
amd iommufd for 6.3 2023-02-24 14:34:12 -08:00
arm ARM: SoC drivers for 6.3 2023-02-27 10:04:49 -08:00
intel iommu/vt-d: Use non-privileged mode for all PASIDs 2023-04-13 12:05:49 +02:00
iommufd iommufd: Do not add the same hwpt to the ioas->hwpt_list twice 2023-02-15 21:37:48 -04:00
apple-dart.c Merge branches 'apple/dart', 'arm/exynos', 'arm/renesas', 'arm/smmu', 'x86/vt-d', 'x86/amd' and 'core' into next 2023-02-18 15:43:04 +01:00
dma-iommu.c Merge branch 'iommu-memory-accounting' into core 2023-01-25 11:54:58 +01:00
dma-iommu.h iommu/dma: Make header private 2022-09-09 09:26:22 +02:00
exynos-iommu.c Merge branches 'apple/dart', 'arm/exynos', 'arm/renesas', 'arm/smmu', 'x86/vt-d', 'x86/amd' and 'core' into next 2023-02-18 15:43:04 +01:00
fsl_pamu.c Merge branches 'arm/allwinner', 'arm/exynos', 'arm/mediatek', 'arm/rockchip', 'arm/smmu', 'ppc/pamu', 's390', 'x86/vt-d', 'x86/amd' and 'core' into next 2022-12-12 12:50:53 +01:00
fsl_pamu.h
fsl_pamu_domain.c iommu/fsl_pamu: Fix compile error after adding set_platform_dma_ops 2023-01-13 22:30:55 +01:00
fsl_pamu_domain.h
hyperv-iommu.c iommu/hyper-v: Allow hyperv irq remapping without x2apic 2022-11-28 16:48:20 +00:00
io-pgfault.c iommu: Rename iommu-sva-lib.{c,h} 2022-11-03 15:47:54 +01:00
io-pgtable-arm-v7s.c iommu/io-pgtable-arm-v7s: Remove map/unmap 2022-11-19 10:44:15 +01:00
io-pgtable-arm.c iommu/io-pgtable-arm: Remove map/unmap 2022-11-19 10:44:15 +01:00
io-pgtable-arm.h
io-pgtable-dart.c iommu/io-pgtable-dart: Add DART PTE support for t6000 2022-09-26 13:49:40 +02:00
io-pgtable.c Merge branches 'apple/dart', 'arm/mediatek', 'arm/omap', 'arm/smmu', 'virtio', 'x86/vt-d', 'x86/amd' and 'core' into next 2022-09-26 15:52:31 +02:00
ioasid.c
iommu-debugfs.c
iommu-sva.c iommu: Rename iommu-sva-lib.{c,h} 2022-11-03 15:47:54 +01:00
iommu-sva.h iommu: Rename iommu-sva-lib.{c,h} 2022-11-03 15:47:54 +01:00
iommu-sysfs.c
iommu-traces.c iommu: Remove detach_dev callback 2023-01-13 16:39:18 +01:00
iommu.c iommufd for 6.3 2023-02-24 14:34:12 -08:00
iova.c iommu/iova: Fix alloc iova overflows issue 2023-01-13 13:46:31 +01:00
ipmmu-vmsa.c iommu/ipmmu-vmsa: Remove ipmmu_utlb_disable() 2023-01-13 20:19:11 +01:00
irq_remapping.c
irq_remapping.h
Kconfig iommu: Tidy up io-pgtable dependencies 2023-01-13 16:59:48 +01:00
Makefile iommufd: File descriptor, context, kconfig and makefiles 2022-11-30 20:16:49 -04:00
msm_iommu.c iommu: Add set_platform_dma_ops callbacks 2023-01-13 16:39:16 +01:00
msm_iommu.h
msm_iommu_hw-8xxx.h
mtk_iommu.c iommu: Remove detach_dev callbacks 2023-01-13 16:39:14 +01:00
mtk_iommu_v1.c Merge branches 'apple/dart', 'arm/exynos', 'arm/renesas', 'arm/smmu', 'x86/vt-d', 'x86/amd' and 'core' into next 2023-02-18 15:43:04 +01:00
of_iommu.c iommu/of: mark an unused function as __maybe_unused 2023-02-16 10:17:31 +01:00
omap-iommu-debug.c iommu/omap: Fix buffer overflow in debugfs 2022-09-07 10:42:28 +02:00
omap-iommu.c iommu: Add set_platform_dma_ops callbacks 2023-01-13 16:39:16 +01:00
omap-iommu.h
omap-iopgtable.h
rockchip-iommu.c iommu: Remove detach_dev callbacks 2023-01-13 16:39:14 +01:00
s390-iommu.c iommufd for 6.3 2023-02-24 14:34:12 -08:00
sprd-iommu.c iommu: Remove detach_dev callbacks 2023-01-13 16:39:14 +01:00
sun50i-iommu.c iommu: Remove detach_dev callbacks 2023-01-13 16:39:14 +01:00
tegra-gart.c iommu: Add set_platform_dma_ops callbacks 2023-01-13 16:39:16 +01:00
tegra-smmu.c IOMMU Updates for Linux v6.3: 2023-02-24 13:40:13 -08:00
virtio-iommu.c iommu: Propagate return value in ->attach_dev callback functions 2022-11-01 14:39:59 -03:00