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dmaengine fixes for v7.3

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Bunch of core and driver fixes:
  - Couple of fixes in core around dma_chan_put() for kref underflow,  user
    after free bug and waiting for rcu readers for dma devices
  - mmp sg length and wrong extended DRCMR base for SpacemiT K3
  - hardware buffer descriptor chain fix for xilinx dma
  - sun6i fixes for status behaviour and dma position registers
  - runtime pm reference leak fix for sprd driver
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Merge tag 'dmaengine-fix-7.3' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine

Pull dmaengine fixes from Vinod Koul:

 - A couple of fixes in core around dma_chan_put() for kref underflow,
   use-after-free and waiting for rcu readers for dma devices

 - mmp sg length and wrong extended DRCMR base for SpacemiT K3

 - hardware buffer descriptor chain fix for xilinx dma

 - sun6i fixes for status behaviour and dma position registers

 - runtime pm reference leak fix for sprd driver

* tag 'dmaengine-fix-7.3' of git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine:
  dmaengine: mmp_pdma: fix wrong sg length in mmp_pdma_prep_slave_sg()
  dmaengine: xilinx_dma: Fix hardware buffer descriptor chain after cyclic DMA
  dmaengine: pxa: fix double counting of the hw descriptors
  dmaengine: sun6i: fix undefined behaviour in sun6i_dma_tx_status
  dmaengine: sun6i: fix non-atomic read of DMA position registers
  dmaengine: xilinx_dma: Fix hardware buffer descriptor reuse order
  dmaengine: wait for RCU readers before releasing dma_device
  dmaengine: fix use-after-free in dma_chan_put() and dma_release_channel()
  dmaengine: Fix device kref underflow in dma_chan_put()
  dmaengine: add dma_device_get() helper
  dmaengine: sprd: Fix runtime PM reference leak in probe
  dmaengine: ti: k3-udma-glue: fix NULL dereference in k3_udma_glue_release_rx_chn()
  dmaengine: mmp_pdma: fix wrong extended DRCMR base for SpacemiT K3
This commit is contained in:
Linus Torvalds 2026-09-20 10:45:22 -07:00
commit a10a019dd4
7 changed files with 46 additions and 24 deletions
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