dma buffer sharing framework · Maintained

Maintainers

• M Sumit Semwal <sumit.semwal@linaro.org>
• M Christian König <christian.koenig@amd.com>

Paths

• F Documentation/driver-api/dma-buf.rst
• F Documentation/userspace-api/dma-buf-alloc-exchange.rst
• F drivers/dma-buf/
• F include/linux/*fence.h
• F include/linux/dma-buf.h
• F include/linux/dma-buf/
• F include/linux/dma-resv.h
• F rust/helpers/dma-resv.c

Last 30 days

Recent patches

Most-recent 28 patches in this subsystem on kernel-janitors, ordered by date desc.

• STALE202d [PATCH] dma-buf: really enable DMABUF_DEBUG by default on DEBUG kernels
  2025-12-17 · Lukas Bulwahn <hidden>
• STALE287d [PATCH] dma-buf: fix reference count leak in dma_buf_poll_add_cb()
  2025-09-23 · Dan Carpenter <hidden>
• DORMANTno replies [PATCH][next] dma-buf/sw_sync: remove redundant error check on variable err
  2025-04-22 · Colin Ian King <hidden>
• STALE452d [PATCH v2] dma-buf/sw_sync: Decrement refcount on error in sw_sync_ioctl_get_deadline()
  2025-04-08 · Dan Carpenter <hidden>
• STALE459d Re: [PATCH] dma-buf/sw_sync: Decrement refcount on error in sw_sync_ioctl_get_deadline()
  2025-04-04 · Dan Carpenter <hidden>
• STALE459d [PATCH] dma-buf/sw_sync: Decrement refcount on error in sw_sync_ioctl_get_deadline()
  2025-03-31 · Dan Carpenter <hidden>
• DORMANTno replies REVIEWED: 1 (0M) [PATCH v2] dma-buf/fence-array: Add flex array to struct dma_fence_array
  2024-05-25 · Christophe JAILLET <hidden>
• STALE777d [PATCH] dma-buf/fence-array: Add flex array to struct dma_fence_array
  2024-05-18 · Christophe JAILLET <hidden>
• STALE868d [PATCH v2] udmabuf: Fix a potential (and unlikely) access to unallocated memory
  2024-02-18 · Christophe JAILLET <hidden>
• STALE1008d [PATCH] dma-buf: heaps: Fix off by one in cma_heap_vm_fault()
  2023-10-02 · Dan Carpenter <hidden>
• STALE1017d Re: [PATCH] udmabuf: Fix a potential (and unlikely) access to unallocated memory
  2023-09-18 · Gustavo A. R. Silva <hidden>
• STALE1017d [PATCH] udmabuf: Fix a potential (and unlikely) access to unallocated memory
  2023-09-18 · Christophe JAILLET <hidden>
• STALE1097d [PATCH v2] dma-buf: fix an error pointer vs NULL bug
  2023-07-06 · Dan Carpenter <hidden>
• STALE1097d [PATCH] dma-buf: fix an error pointer vs NULL bug
  2023-07-06 · Dan Carpenter <hidden>
• STALE1092d [PATCH 06/26] dma-buf: system_heap: use array_size
  2023-06-23 · Julia Lawall <Julia.Lawall@inria.fr>
• STALE2332d [PATCH] dma-buf: Fix a typo in Kconfig
  2020-02-16 · Christophe JAILLET <hidden>
• STALE2356d [PATCH] dma-buf: fix locking in sync_print_obj()
  2020-01-24 · Dan Carpenter <hidden>
• STALE2394d [PATCH][next] dma-buf: fix resource leak on -ENOTTY error return path
  2019-12-16 · Colin King <hidden>
• DORMANTno replies [PATCH] dma-buf: heaps: Fix redundant assignment to variable ret in system_heap.c
  2019-10-30 · John Stultz <hidden>
• STALE2441d [PATCH][next] dma-buf: heaps: remove redundant assignment to variable ret
  2019-10-30 · Colin King <hidden>
• STALE2442d [PATCH] dma-buf: Fix a warning message in dma_heap_buffer_destroy()
  2019-10-29 · Dan Carpenter <hidden>
• STALE2853d [PATCH] udmabuf: fix error code in map_udmabuf()
  2018-09-14 · Dan Carpenter <hidden>
• STALE3217d [PATCH] dma-buf: remove redundant initialization of sg_table
  2017-09-14 · Colin King <hidden>
• STALE3346d [PATCH 4/4] dma-buf: Use seq_putc() in two functions
  2017-05-08 · SF Markus Elfring <hidden>
• STALE3346d [PATCH 3/4] dma-buf: Adjust a null pointer check in dma_buf_attach()
  2017-05-08 · SF Markus Elfring <hidden>
• STALE3346d [PATCH 2/4] dma-buf: Improve a size determination in dma_buf_attach()
  2017-05-08 · SF Markus Elfring <hidden>
• STALE3346d [PATCH 1/4] dma-buf: Combine two function calls into one in dma_buf_debug_show()
  2017-05-08 · SF Markus Elfring <hidden>
• STALE3534d [PATCH 05/15] dma-buf/sw_sync: improve function-level documentation
  2016-10-01 · Julia Lawall <hidden>