[PATCH v2 00/10] Refine the locking for dev->iommu_group

[Joerg Roedel]

On Mon, Jul 31, 2023 at 02:50:23PM -0300, Jason Gunthorpe wrote:
> Jason Gunthorpe (10):
>   iommu: Remove useless group refcounting
>   iommu: Add a lockdep assertion for remaining dev->iommu_group reads
>   iommu: Add generic_single_device_group()
>   iommu/sun50i: Convert to generic_single_device_group()
>   iommu/sprd: Convert to generic_single_device_group()
>   iommu/rockchip: Convert to generic_single_device_group()
>   iommu/ipmmu-vmsa: Convert to generic_single_device_group()
>   iommu/omap: Convert to generic_single_device_group()
>   iommu: Complete the locking for dev->iommu_group
>   iommu/intel: Fix missing locking for show_device_domain_translation()
> 
>  drivers/iommu/intel/debugfs.c  |  34 ++++----
>  drivers/iommu/iommu.c          | 155 +++++++++++++++++++++------------
>  drivers/iommu/ipmmu-vmsa.c     |  22 ++---
>  drivers/iommu/omap-iommu.c     |  30 +------
>  drivers/iommu/omap-iommu.h     |   2 +-
>  drivers/iommu/rockchip-iommu.c |  22 +----
>  drivers/iommu/sprd-iommu.c     |  24 +----
>  drivers/iommu/sun50i-iommu.c   |  29 ++----
>  include/linux/iommu.h          |   3 +
>  9 files changed, 138 insertions(+), 183 deletions(-)

Applied, thanks for the nice cleanup!