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RDMA: Clarify that CQ resize is a user‑space verb

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The CQ resize operation is used only by uverbs. Make this explicit.

Link: https://patch.msgid.link/20260318-resize_cq-type-v1-2-b2846ed18846@nvidia.com
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
This commit is contained in:
Leon Romanovsky 2026-03-18 12:02:37 +02:00 committed by Leon Romanovsky
parent 6c45efd8f9
commit ce68351be0
11 changed files with 13 additions and 12 deletions
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2
drivers/infiniband/core/device.c
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@ -2832,7 +2832,7 @@ void ib_set_device_ops(struct ib_device *dev, const struct ib_device_ops *ops)
SET_DEVICE_OP(dev_ops, reg_user_mr_dmabuf);
SET_DEVICE_OP(dev_ops, req_notify_cq);
SET_DEVICE_OP(dev_ops, rereg_user_mr);
SET_DEVICE_OP(dev_ops, resize_cq);
SET_DEVICE_OP(dev_ops, resize_user_cq);
SET_DEVICE_OP(dev_ops, set_vf_guid);
SET_DEVICE_OP(dev_ops, set_vf_link_state);
SET_DEVICE_OP(dev_ops, ufile_hw_cleanup);

4
drivers/infiniband/core/uverbs_cmd.c
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@ -1142,7 +1142,7 @@ static int ib_uverbs_resize_cq(struct uverbs_attr_bundle *attrs)
if (IS_ERR(cq))
return PTR_ERR(cq);
ret = cq->device->ops.resize_cq(cq, cmd.cqe, &attrs->driver_udata);
ret = cq->device->ops.resize_user_cq(cq, cmd.cqe, &attrs->driver_udata);
if (ret)
goto out;
@ -3801,7 +3801,7 @@ const struct uapi_definition uverbs_def_write_intf[] = {
UAPI_DEF_WRITE_UDATA_IO(
struct ib_uverbs_resize_cq,
struct ib_uverbs_resize_cq_resp),
UAPI_DEF_METHOD_NEEDS_FN(resize_cq)),
UAPI_DEF_METHOD_NEEDS_FN(resize_user_cq)),
DECLARE_UVERBS_WRITE_EX(
IB_USER_VERBS_EX_CMD_CREATE_CQ,
ib_uverbs_ex_create_cq,

2
drivers/infiniband/hw/bnxt_re/main.c
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@ -1374,7 +1374,7 @@ static const struct ib_device_ops bnxt_re_dev_ops = {
.reg_user_mr = bnxt_re_reg_user_mr,
.reg_user_mr_dmabuf = bnxt_re_reg_user_mr_dmabuf,
.req_notify_cq = bnxt_re_req_notify_cq,
.resize_cq = bnxt_re_resize_cq,
.resize_user_cq = bnxt_re_resize_cq,
.create_flow = bnxt_re_create_flow,
.destroy_flow = bnxt_re_destroy_flow,
INIT_RDMA_OBJ_SIZE(ib_ah, bnxt_re_ah, ib_ah),

2
drivers/infiniband/hw/irdma/verbs.c
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@ -5461,7 +5461,7 @@ static const struct ib_device_ops irdma_dev_ops = {
.reg_user_mr_dmabuf = irdma_reg_user_mr_dmabuf,
.rereg_user_mr = irdma_rereg_user_mr,
.req_notify_cq = irdma_req_notify_cq,
.resize_cq = irdma_resize_cq,
.resize_user_cq = irdma_resize_cq,
INIT_RDMA_OBJ_SIZE(ib_pd, irdma_pd, ibpd),
INIT_RDMA_OBJ_SIZE(ib_ucontext, irdma_ucontext, ibucontext),
INIT_RDMA_OBJ_SIZE(ib_ah, irdma_ah, ibah),

2
drivers/infiniband/hw/mlx4/main.c
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@ -2568,7 +2568,7 @@ static const struct ib_device_ops mlx4_ib_dev_ops = {
.reg_user_mr = mlx4_ib_reg_user_mr,
.req_notify_cq = mlx4_ib_arm_cq,
.rereg_user_mr = mlx4_ib_rereg_user_mr,
.resize_cq = mlx4_ib_resize_cq,
.resize_user_cq = mlx4_ib_resize_cq,
.report_port_event = mlx4_ib_port_event,
INIT_RDMA_OBJ_SIZE(ib_ah, mlx4_ib_ah, ibah),

2
drivers/infiniband/hw/mlx5/main.c
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@ -4612,7 +4612,7 @@ static const struct ib_device_ops mlx5_ib_dev_ops = {
.reg_user_mr_dmabuf = mlx5_ib_reg_user_mr_dmabuf,
.req_notify_cq = mlx5_ib_arm_cq,
.rereg_user_mr = mlx5_ib_rereg_user_mr,
.resize_cq = mlx5_ib_resize_cq,
.resize_user_cq = mlx5_ib_resize_cq,
.ufile_hw_cleanup = mlx5_ib_ufile_hw_cleanup,
INIT_RDMA_OBJ_SIZE(ib_ah, mlx5_ib_ah, ibah),

2
drivers/infiniband/hw/mthca/mthca_provider.c
View File

@ -1096,7 +1096,7 @@ static const struct ib_device_ops mthca_dev_ops = {
.query_port = mthca_query_port,
.query_qp = mthca_query_qp,
.reg_user_mr = mthca_reg_user_mr,
.resize_cq = mthca_resize_cq,
.resize_user_cq = mthca_resize_cq,
INIT_RDMA_OBJ_SIZE(ib_ah, mthca_ah, ibah),
INIT_RDMA_OBJ_SIZE(ib_cq, mthca_cq, ibcq),

2
drivers/infiniband/hw/ocrdma/ocrdma_main.c
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@ -166,7 +166,7 @@ static const struct ib_device_ops ocrdma_dev_ops = {
.query_qp = ocrdma_query_qp,
.reg_user_mr = ocrdma_reg_user_mr,
.req_notify_cq = ocrdma_arm_cq,
.resize_cq = ocrdma_resize_cq,
.resize_user_cq = ocrdma_resize_cq,
INIT_RDMA_OBJ_SIZE(ib_ah, ocrdma_ah, ibah),
INIT_RDMA_OBJ_SIZE(ib_cq, ocrdma_cq, ibcq),

2
drivers/infiniband/sw/rdmavt/vt.c
View File

@ -375,7 +375,7 @@ static const struct ib_device_ops rvt_dev_ops = {
.query_srq = rvt_query_srq,
.reg_user_mr = rvt_reg_user_mr,
.req_notify_cq = rvt_req_notify_cq,
.resize_cq = rvt_resize_cq,
.resize_user_cq = rvt_resize_cq,
INIT_RDMA_OBJ_SIZE(ib_ah, rvt_ah, ibah),
INIT_RDMA_OBJ_SIZE(ib_cq, rvt_cq, ibcq),

2
drivers/infiniband/sw/rxe/rxe_verbs.c
View File

@ -1519,7 +1519,7 @@ static const struct ib_device_ops rxe_dev_ops = {
.reg_user_mr = rxe_reg_user_mr,
.req_notify_cq = rxe_req_notify_cq,
.rereg_user_mr = rxe_rereg_user_mr,
.resize_cq = rxe_resize_cq,
.resize_user_cq = rxe_resize_cq,
INIT_RDMA_OBJ_SIZE(ib_ah, rxe_ah, ibah),
INIT_RDMA_OBJ_SIZE(ib_cq, rxe_cq, ibcq),

3
include/rdma/ib_verbs.h
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@ -2634,7 +2634,8 @@ struct ib_device_ops {
struct uverbs_attr_bundle *attrs);
int (*modify_cq)(struct ib_cq *cq, u16 cq_count, u16 cq_period);
int (*destroy_cq)(struct ib_cq *cq, struct ib_udata *udata);
int (*resize_cq)(struct ib_cq *cq, int cqe, struct ib_udata *udata);
int (*resize_user_cq)(struct ib_cq *cq, int cqe,
struct ib_udata *udata);
/*
* pre_destroy_cq - Prevent a cq from generating any new work
* completions, but not free any kernel resources