[PATCH v3 0/2] support dmabuf

Cliff Burdick
2026-02-03T23:04:30Z

Fixes since v2:
* Fixed missing EXPERIMENTAL macro on new symbols
* Fixed style issue

Add support for kernel dmabuf feature and integrate it in the mlx5 driver.
This feature is needed to support GPUDirect on newer kernels.

Cliff Burdick (2):
eal: support dmabuf
common/mlx5: support dmabuf

.mailmap | 1 +
doc/guides/rel_notes/release_26_03.rst | 6 +
drivers/common/mlx5/linux/meson.build | 2 +
drivers/common/mlx5/linux/mlx5_common_verbs.c | 48 ++++-
drivers/common/mlx5/linux/mlx5_glue.c | 19 ++
drivers/common/mlx5/linux/mlx5_glue.h | 3 +
drivers/common/mlx5/mlx5_common.c | 42 ++++-
drivers/common/mlx5/mlx5_common_mr.c | 113 +++++++++++-
drivers/common/mlx5/mlx5_common_mr.h | 17 +-
drivers/common/mlx5/windows/mlx5_common_os.c | 8 +-
drivers/crypto/mlx5/mlx5_crypto.h | 1 +
drivers/crypto/mlx5/mlx5_crypto_gcm.c | 3 +-
lib/eal/common/eal_common_memory.c | 165 +++++++++++++++++-
lib/eal/common/eal_memalloc.h | 21 +++
lib/eal/common/malloc_heap.c | 27 +++
lib/eal/common/malloc_heap.h | 5 +
lib/eal/include/rte_memory.h | 145 +++++++++++++++
17 files changed, 612 insertions(+), 14 deletions(-)

--
2.52.0