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| author | Jiri Pirko <jiri@nvidia.com> | 2026-05-29 15:43:02 +0200 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@nvidia.com> | 2026-05-29 20:19:58 -0300 |
| commit | f6d2e53ca53ad2e847e5eb64c56c426ee2fd8bdd (patch) | |
| tree | d88db9dd5ff130ccc9c4850c423b79a2df97c2eb /include/uapi/rdma | |
| parent | 057bb70f531c3e33c18c067716f39f8413b252aa (diff) | |
| download | lwn-f6d2e53ca53ad2e847e5eb64c56c426ee2fd8bdd.tar.gz lwn-f6d2e53ca53ad2e847e5eb64c56c426ee2fd8bdd.zip | |
RDMA/uverbs: Add CQ buffer UMEM attribute and driver helpers
Add UVERBS_ATTR_CREATE_CQ_BUF_UMEM and two driver-facing
wrappers, ib_umem_get_cq_buf() and ib_umem_get_cq_buf_or_va(),
that pin a CQ buffer umem from it. The wrappers reuse the
existing legacy CQ buffer-attr filler.
Link: https://patch.msgid.link/r/20260529134312.2836341-7-jiri@resnulli.us
Signed-off-by: Jiri Pirko <jiri@nvidia.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'include/uapi/rdma')
| -rw-r--r-- | include/uapi/rdma/ib_user_ioctl_cmds.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/uapi/rdma/ib_user_ioctl_cmds.h b/include/uapi/rdma/ib_user_ioctl_cmds.h index 72041c1b0ea5..02835b7fd76d 100644 --- a/include/uapi/rdma/ib_user_ioctl_cmds.h +++ b/include/uapi/rdma/ib_user_ioctl_cmds.h @@ -117,6 +117,7 @@ enum uverbs_attrs_create_cq_cmd_attr_ids { UVERBS_ATTR_CREATE_CQ_BUFFER_LENGTH, UVERBS_ATTR_CREATE_CQ_BUFFER_FD, UVERBS_ATTR_CREATE_CQ_BUFFER_OFFSET, + UVERBS_ATTR_CREATE_CQ_BUF_UMEM, }; enum uverbs_attrs_destroy_cq_cmd_attr_ids { |