RDMA/mlx4: Introduce a modern CQ creation interface

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The uverbs CQ creation UAPI allows users to supply their own umem when
creating a CQ. Update mlx4 to support this model while preserving compatibility
with the legacy interface that allocates umem internally.

Link: https://patch.msgid.link/20260213-refactor-umem-v1-13-f3be85847922@nvidia.com
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>

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Leon Romanovsky 2026-02-13 12:57:49 +02:00

parent 0e4b9841f4

commit f45f195af5

3 changed files with 111 additions and 85 deletions

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201

drivers/infiniband/hw/mlx4/cq.c

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1

drivers/infiniband/hw/mlx4/main.c

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4

drivers/infiniband/hw/mlx4/mlx4_ib.h

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