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 13 patches in this subsystem on linux-modules, ordered by date desc.

• COLD25d [PATCH v19 28/40] dept: assign unique dept_key to each distinct dma fence caller
  2026-07-06 · Byungchul Park <byungchul@sk.com>
• COLD25d [PATCH v19 20/40] dept: apply timeout consideration to dma fence wait
  2026-07-06 · Byungchul Park <byungchul@sk.com>
• COLD25d [PATCH v19 14/40] dept: apply sdt_might_sleep_{start,end}() to dma fence
  2026-07-06 · Byungchul Park <byungchul@sk.com>
• STALE81d [PATCH v18 28/42] dept: assign unique dept_key to each distinct dma fence caller
  2025-12-05 · Byungchul Park <byungchul@sk.com>
• STALE81d [PATCH v18 20/42] dept: apply timeout consideration to dma fence wait
  2025-12-05 · Byungchul Park <byungchul@sk.com>
• STALE81d [PATCH v18 14/42] dept: apply sdt_might_sleep_{start,end}() to dma fence
  2025-12-05 · Byungchul Park <byungchul@sk.com>
• STALE298d [PATCH v17 32/47] dept: assign unique dept_key to each distinct dma fence caller
  2025-10-02 · Byungchul Park <byungchul@sk.com>
• STALE298d [PATCH v17 23/47] dept: apply timeout consideration to dma fence wait
  2025-10-02 · Byungchul Park <byungchul@sk.com>
• STALE298d [PATCH v17 17/47] dept: apply sdt_might_sleep_{start,end}() to dma fence
  2025-10-02 · Byungchul Park <byungchul@sk.com>
• STALE686d Re: [RFC] module: Strict per-modname namespaces
  2024-11-07 · Peter Zijlstra <peterz@infradead.org>
• STALE1279d [PATCH 12/17] udmabuf: remove MODULE_LICENSE in non-modules
  2023-03-02 · Nick Alcock <hidden>
• DORMANTno replies [PATCH 22/27] kbuild, dma-buf: heaps: remove MODULE_LICENSE in non-modules
  2023-02-22 · Nick Alcock <hidden>
• STALE1221d [PATCH v10 05/13] kbuild: remove MODULE_LICENSE/AUTHOR/DESCRIPTION in non-modules
  2022-12-05 · Nick Alcock <hidden>

Quiet for 30+ days

Patches with no review trailers and no replies. Either the author is heads-down elsewhere or these slipped through. Oldest first.

• COLD25d [PATCH v19 14/40] dept: apply sdt_might_sleep_{start,end}() to dma fence
  2026-07-06 · Byungchul Park <byungchul@sk.com>
• COLD25d [PATCH v19 20/40] dept: apply timeout consideration to dma fence wait
  2026-07-06 · Byungchul Park <byungchul@sk.com>