From mboxrd@z Thu Jan 1 00:00:00 1970 From: Robin Murphy Subject: [PATCH v2 0/8] io-pgtable lock removal Date: Thu, 22 Jun 2017 16:53:49 +0100 Message-ID: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: iommu-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org Errors-To: iommu-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org To: will.deacon-5wv7dgnIgG8@public.gmane.org, joro-zLv9SwRftAIdnm+yROfE0A@public.gmane.org Cc: sunil.goutham-YGCgFSpz5w/QT0dZR+AlfA@public.gmane.org, thunder.leizhen-hv44wF8Li93QT0dZR+AlfA@public.gmane.org, wangzhou1-C8/M+/jPZTeaMJb+Lgu22Q@public.gmane.org, iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org, ray.jui-dY08KVG/lbpWk0Htik3J/w@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linu.cherian-YGCgFSpz5w/QT0dZR+AlfA@public.gmane.org List-Id: iommu@lists.linux-foundation.org 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