IB/mlx5: Remove unused mkc bits in mlx5r_umr_update_mr_page_shift()

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The HW only processes mkc fields selected by mkey_mask.
pd, qpn and mkey_7_0 are never selected so they can be left as zero.

This removes a racy read of mr->pd.

Fixes: e73242aa14 ("RDMA/mlx5: Optimize DMABUF mkey page size")
Link: https://patch.msgid.link/r/5-v1-29ebd2c229b5+fd5-ib_mr_pd_jgg@nvidia.com
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>

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This commit is contained in:

Jason Gunthorpe 2026-06-03 22:27:44 -03:00

parent 50d5c02ab8

commit 4910483bd7

2 changed files with 4 additions and 15 deletions

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16

drivers/infiniband/hw/mlx5/umr.c

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3

drivers/infiniband/hw/mlx5/umr.h

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