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Miscellaneous ARM SMMU patches

Robin Murphy linux-arm-kernel linux-iommu 1 version New

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  1. v1 Latest4 patches 0 repliesNew

Patches in v1 No applies recorded yet

#Subject and filesSizeRepliesApplied
1/4iommu/arm-smmu: Treat all device transactions as unprivilegeddrivers/iommu/arm-smmu.c+4 -12 replies
2/4iommu/arm-smmu: Allow disabling unmatched stream bypassdrivers/iommu/arm-smmu.c+23 -92 replies
2/4iommu/arm-smmu: Allow disabling unmatched stream bypass+0 -00 replies
3/4iommu/arm-smmu: Support DMA-API domainsdrivers/iommu/arm-smmu-v3.c drivers/iommu/arm-smmu.c+18 -20 replies
4/4iommu/arm-smmu: Use per-context TLB sync as appropriatedrivers/iommu/arm-smmu.c+24 -81 reply
4/4iommu/arm-smmu: Use per-context TLB sync as appropriate+0 -00 replies

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Cover letter [PATCH 0/4] Miscellaneous ARM SMMU patches

Hi Will,

Here's my current "miscellaneous SMMU enhancements" branch for your consideration. Patch #1 solves a subtle corner case that cropped up while exercising stage 1 context formats on the DMA330-MMU500 model; #3 will be wanted fairly soon for DMA ops integration so may as well get some exposure now; #2 and #4 are more nice-to-haves.

Thanks,
Robin.

Robin Murphy (4):
iommu/arm-smmu: Treat all device transactions as unprivileged iommu/arm-smmu: Allow disabling unmatched stream bypass iommu/arm-smmu: Support DMA-API domains iommu/arm-smmu: Use per-context TLB sync as appropriate

 drivers/iommu/arm-smmu-v3.c | 10 +++++-
 drivers/iommu/arm-smmu.c    | 79 ++++++++++++++++++++++++++++++++++-----------
 2 files changed, 69 insertions(+), 20 deletions(-)
Signature · 1 line
2.7.0.25.gfc10eb5.dirty