linux-kernel - [GIT PULL] dma-mapping updates for Linux 6.8

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Date: Mon, 8 Jan 2024 16:57:52 +0100
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 6.8

The following changes since commit 3f7168591ebf7bbdb91797d02b1afaf00a4289b1:

  Merge tag '6.7-rc5-smb3-client-fixes' of git://git.samba.org/sfrench/cifs-2.6 (2023-12-14 19:57:42 -0800)

are available in the Git repository at:

  git://git.infradead.org/users/hch/dma-mapping.git tags/dma-mapping-6.8-2024-01-08

for you to fetch changes up to b07bc2347672cc8c7293c64499f1488278c5ca3d:

  dma-mapping: clear dev->dma_mem to NULL after freeing it (2023-12-15 12:32:45 +0100)

----------------------------------------------------------------
dma-mapping updates for Linux 6.8

 - reduce area lock contention for non-primary IO TLB pools (Petr Tesarik)
 - don't store redundant offsets in the dma_ranges stuctures
   (Robin Murphy)
 - clear dev->dma_mem when freeing per-device pools (Joakim Zhang)

----------------------------------------------------------------
Joakim Zhang (1):
      dma-mapping: clear dev->dma_mem to NULL after freeing it

Petr Tesarik (1):
      swiotlb: reduce area lock contention for non-primary IO TLB pools

Robin Murphy (1):
      dma-mapping: don't store redundant offsets

 drivers/acpi/scan.c        |  1 -
 drivers/of/address.c       |  1 -
 include/linux/dma-direct.h | 19 ++++++----
 kernel/dma/coherent.c      |  4 ++-
 kernel/dma/direct.c        |  1 -
 kernel/dma/swiotlb.c       | 90 ++++++++++++++++++++++++++++------------------
 6 files changed, 70 insertions(+), 46 deletions(-)