linux-kernel - [GIT PULL] dma-mapping updates for Linux 6.4

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Date:   Fri, 28 Apr 2023 08:10:25 +0200
From:   Christoph Hellwig <hch@...radead.org>
To:     Linus Torvalds <torvalds@...ux-foundation.org>
Cc:     linux-kernel@...r.kernel.org, iommu@...ts.linux.dev
Subject: [GIT PULL] dma-mapping updates for Linux 6.4

The following changes since commit 0eee5ae1025699ea93d44fdb6ef2365505082103:

  swiotlb: fix slot alignment checks (2023-03-22 09:03:17 +0100)

are available in the Git repository at:

  git://git.infradead.org/users/hch/dma-mapping.git tags/dma-mapping-6.4-2023-04-28

for you to fetch changes up to ec274aff21b6a94c7973384ca80a503c1bc3b173:

  swiotlb: Omit total_used and used_hiwater if !CONFIG_DEBUG_FS (2023-04-20 14:51:41 +0200)

----------------------------------------------------------------
dma-mapping updates for Linux 6.4

 - fix a PageHighMem check in dma-coherent initialization (Doug Berger)
 - clean up the coherency defaul initialiation (Jiaxun Yang)
 - add cacheline to user/kernel dma-debug space dump messages
   (Desnes Nunes, Geert Uytterhoeve)
 - swiotlb statistics improvements (Michael Kelley)
 - misc cleanups (Petr Tesarik)

----------------------------------------------------------------
Desnes Nunes (2):
      dma-debug: small dma_debug_entry's comment and variable name updates
      dma-debug: add cacheline to user/kernel space dump messages

Doug Berger (1):
      swiotlb: relocate PageHighMem test away from rmem_swiotlb_setup

Geert Uytterhoeven (1):
      dma-debug: Use %pa to format phys_addr_t

Jiaxun Yang (3):
      dma-mapping: provide a fallback dma_default_coherent
      dma-mapping: provide CONFIG_ARCH_DMA_DEFAULT_COHERENT
      of: address: always use dma_default_coherent for default coherency

Michael Kelley (2):
      swiotlb: fix debugfs reporting of reserved memory pools
      swiotlb: track and report io_tlb_used high water marks in debugfs

Petr Tesarik (2):
      dma-direct: cleanup parameters to dma_direct_optimal_gfp_mask
      swiotlb: Omit total_used and used_hiwater if !CONFIG_DEBUG_FS

 arch/powerpc/Kconfig        |   2 +-
 arch/riscv/Kconfig          |   2 +-
 drivers/of/Kconfig          |   4 --
 drivers/of/address.c        |   2 +-
 include/linux/dma-map-ops.h |   2 +
 include/linux/swiotlb.h     |   9 +++
 kernel/dma/Kconfig          |   7 +++
 kernel/dma/debug.c          | 131 +++++++++++++++++++++++---------------------
 kernel/dma/direct.c         |  15 +++--
 kernel/dma/mapping.c        |   6 +-
 kernel/dma/swiotlb.c        |  97 ++++++++++++++++++++++++++++----
 11 files changed, 189 insertions(+), 88 deletions(-)