[RESEND PATCH V3 0/2] Add reattaching support and fix memory leak issue

[Chunyan Zhang]

From: Chunyan Zhang <chunyan.zhang@xxxxxxxxxx>

V3:
* Split into two patches;
* Added support reattching an existing domain;
* Release DMA buffer only when domain freed.

V2: https://lkml.org/lkml/2023/3/7/1717
* Added some comment in sprd_iommu_attach_device() for the reason
  of calling sprd_iommu_cleanup().

V1: https://lkml.org/lkml/2023/2/10/198

Chunyan Zhang (2):
  iommu: sprd: release dma buffer to avoid memory leak
  iommu: sprd: Add support for reattaching an existing domain

 drivers/iommu/sprd-iommu.c | 54 +++++++++++++++++++++++++++++---------
 1 file changed, 41 insertions(+), 13 deletions(-)

-- 
2.25.1