[PATCH v3 0/7] Improve tlb range flush
From: Yong Wu
Date: Mon Oct 14 2019 - 02:38:36 EST
This patchset mainly fixes a tlb flush timeout issue and use the new
iommu_gather to re-implement the tlb flush flow. and several clean up
patches about the tlb_flush.
change note:
v3:
1. Use the gather to implement the tlb_flush suggested from Tomasz.
2. add some clean up patches.
v2:
https://lore.kernel.org/linux-iommu/1570627143-29441-1-git-send-email-yong.wu@xxxxxxxxxxxx/T/#t
1. rebase on v5.4-rc1
2. only split to several patches.
v1:
https://lore.kernel.org/linux-iommu/CAAFQd5C3U7pZo4SSUJ52Q7E+0FaUoORQFbQC5RhCHBhi=NFYTw@xxxxxxxxxxxxxx/T/#t
Yong Wu (7):
iommu/mediatek: Correct the flush_iotlb_all callback
iommu/mediatek: Add pgtlock in the iotlb_sync
iommu/mediatek: Use gather to achieve the tlb range flush
iommu/mediatek: Delete the leaf in the tlb flush
iommu/mediatek: Move the tlb_sync into tlb_flush
iommu/mediatek: Use writel for TLB range invalidation
iommu/mediatek: Reduce the tlb flush timeout value
drivers/iommu/mtk_iommu.c | 77 +++++++++++++++++++++++------------------------
drivers/iommu/mtk_iommu.h | 2 +-
2 files changed, 38 insertions(+), 41 deletions(-)
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1.9.1