[PATCH v2 0/8] io-pgtable lock removal
From: robin.murphy@arm.com (Robin Murphy)
Date: 2017-06-22 15:53:49
Also in:
linux-iommu
The feedback has been promising, so v2 is just a final update to cover a handful of memory ordering and cosmetic tweaks that came up when Will and I went through this offline. Thanks, Robin. Robin Murphy (8): iommu/io-pgtable-arm-v7s: Check table PTEs more precisely iommu/io-pgtable-arm: Improve split_blk_unmap iommu/io-pgtable-arm-v7s: Refactor split_blk_unmap iommu/io-pgtable: Introduce explicit coherency iommu/io-pgtable-arm: Support lockless operation iommu/io-pgtable-arm-v7s: Support lockless operation iommu/arm-smmu: Remove io-pgtable spinlock iommu/arm-smmu-v3: Remove io-pgtable spinlock drivers/iommu/arm-smmu-v3.c | 36 ++----- drivers/iommu/arm-smmu.c | 48 ++++------ drivers/iommu/io-pgtable-arm-v7s.c | 179 +++++++++++++++++++++------------- drivers/iommu/io-pgtable-arm.c | 191 ++++++++++++++++++++++++------------- drivers/iommu/io-pgtable.h | 6 ++ 5 files changed, 274 insertions(+), 186 deletions(-) -- 2.12.2.dirty