[GIT PULL] dma-mapping updates for Linux 7.3

The following changes since commit dc59e4fea9d83f03bad6bddf3fa2e52491777482:

  Linux 7.2-rc1 (2026-06-28 12:01:31 -0700)

are available in the Git repository at:

  https://git.kernel.org/pub/scm/linux/kernel/git/mszyprowski/linux.git tags/dma-mapping-7.3-2026-08-24

for you to fetch changes up to 121f9fd1c3083312055126205f3e40b8ee999fe6:

  dma/swiotlb: decouple high watermark tracking from CONFIG_DEBUG_FS (2026-08-13 08:02:35 +0200)

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dma-mapping updates for Linux 7.3:

- swiotlb: added new configuration option for the default pool size
(Jagadeesh Pagadala) and reduced overhead for high watermark tracking
(chenhuguanshen)

- minor code cleanups and improvements (Vova Sharaienko, Honglei Huang
and Marek Szyprowski)

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Honglei Huang (1):
      iommu/dma: simplify dma_iova_destroy() and drop the free_iova helper

Jagadeesh Pagadala (1):
      dma/swiotlb: introduce Kconfig option for compile-time default pool size

Marek Szyprowski (2):
      dma-direct: Improve readability of the dma_direct_map_sg() for P2PDMA case
      MAINTAINERS: update tree for DMA MAPPING HELPERS

Vova Sharaienko (2):
      dma-coherent: fix spacing coding style issue
      dma-coherent: use KiB in DMA allocation logs

chenhuguanshen (1):
      dma/swiotlb: decouple high watermark tracking from CONFIG_DEBUG_FS

 Documentation/admin-guide/kernel-parameters.txt |   4 +-
 Documentation/core-api/swiotlb.rst              |   7 +-
 MAINTAINERS                                     |   3 +-
 drivers/iommu/dma-iommu.c                       |  57 ++++-----
 include/linux/swiotlb.h                         |  16 ++-
 kernel/dma/Kconfig                              |  22 ++++
 kernel/dma/coherent.c                           |  10 +-
 kernel/dma/direct.c                             |   3 +-
 kernel/dma/swiotlb.c                            | 153 +++++++++++++++---------
 9 files changed, 163 insertions(+), 112 deletions(-)

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Thanks!

Best regards
Marek Szyprowski, PhD
Samsung R&D Institute Poland