dma-buf heaps framework · Maintained

Maintainers

• M Sumit Semwal <sumit.semwal@linaro.org>
• R Benjamin Gaignard <benjamin.gaignard@collabora.com>
• R Brian Starkey <Brian.Starkey@arm.com>
• R John Stultz <jstultz@google.com>
• R T.J. Mercier <tjmercier@google.com>

Paths

• F Documentation/userspace-api/dma-buf-heaps.rst
• F drivers/dma-buf/dma-heap.c
• F drivers/dma-buf/heaps/*
• F include/linux/dma-heap.h
• F include/uapi/linux/dma-heap.h
• F tools/testing/selftests/dmabuf-heaps/

Last 30 days

Active reviewers (last 30 days)

• Maxime Ripard <mripard@kernel.org>
  2 attestations (2 Reviewed-by) · last on 2026-08-14

Recent patches

Most-recent 3 patches in this subsystem on linux-trace-kernel, ordered by date desc.

• WARM2d REVIEWED: 6 (6M) [PATCH v5 06/10] dma-buf: heaps: Add debugfs support
  2026-08-14 · Thierry Reding <thierry.reding@kernel.org>
• WARM1d REVIEWED: 6 (6M) [PATCH v4 06/10] dma-buf: heaps: Add debugfs support
  2026-08-07 · Thierry Reding <thierry.reding@kernel.org>
• COOLING12d [PATCH v3 07/11] dma-buf: heaps: Add debugfs support
  2026-07-01 · Thierry Reding <thierry.reding@kernel.org>