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RDMA/nldev: Provide parent IDs for PD, MR and QP objects 

PD, MR and QP objects have parents objects: contexts and PDs.  The exposed
parent IDs allow to correlate various objects and simplify debug
investigation.

Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Leon Romanovsky 2019-02-18 22:25:50 +02:00 committed by Jason Gunthorpe
parent 517b773e0f
commit c3d02788b4
2 changed files with 19 additions and 0 deletions
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18
drivers/infiniband/core/nldev.c
View File

@ -112,6 +112,7 @@ static const struct nla_policy nldev_policy[RDMA_NLDEV_ATTR_MAX] = {
[RDMA_NLDEV_ATTR_RES_CQN] = { .type = NLA_U32 },
[RDMA_NLDEV_ATTR_RES_MRN] = { .type = NLA_U32 },
[RDMA_NLDEV_ATTR_RES_CM_IDN] = { .type = NLA_U32 },
[RDMA_NLDEV_ATTR_RES_CTXN] = { .type = NLA_U32 },
};
static int put_driver_name_print_type(struct sk_buff *msg, const char *name,
@ -420,6 +421,10 @@ static int fill_res_qp_entry(struct sk_buff *msg, bool has_cap_net_admin,
if (nla_put_u8(msg, RDMA_NLDEV_ATTR_RES_STATE, qp_attr.qp_state))
goto err;
if (!rdma_is_kernel_res(res) &&
nla_put_u32(msg, RDMA_NLDEV_ATTR_RES_PDN, qp->pd->res.id))
goto err;
if (fill_res_name_pid(msg, res))
goto err;
@ -503,6 +508,10 @@ static int fill_res_cq_entry(struct sk_buff *msg, bool has_cap_net_admin,
if (nla_put_u32(msg, RDMA_NLDEV_ATTR_RES_CQN, res->id))
goto err;
if (!rdma_is_kernel_res(res) &&
nla_put_u32(msg, RDMA_NLDEV_ATTR_RES_CTXN,
cq->uobject->context->res.id))
goto err;
if (fill_res_name_pid(msg, res))
goto err;
@ -535,6 +544,10 @@ static int fill_res_mr_entry(struct sk_buff *msg, bool has_cap_net_admin,
if (nla_put_u32(msg, RDMA_NLDEV_ATTR_RES_MRN, res->id))
goto err;
if (!rdma_is_kernel_res(res) &&
nla_put_u32(msg, RDMA_NLDEV_ATTR_RES_PDN, mr->pd->res.id))
goto err;
if (fill_res_name_pid(msg, res))
goto err;
@ -568,6 +581,11 @@ static int fill_res_pd_entry(struct sk_buff *msg, bool has_cap_net_admin,
if (nla_put_u32(msg, RDMA_NLDEV_ATTR_RES_PDN, res->id))
goto err;
if (!rdma_is_kernel_res(res) &&
nla_put_u32(msg, RDMA_NLDEV_ATTR_RES_CTXN,
pd->uobject->context->res.id))
goto err;
if (fill_res_name_pid(msg, res))
goto err;

1
include/uapi/rdma/rdma_netlink.h
View File

@ -464,6 +464,7 @@ enum rdma_nldev_attr {
RDMA_NLDEV_ATTR_RES_CQN, /* u32 */
RDMA_NLDEV_ATTR_RES_MRN, /* u32 */
RDMA_NLDEV_ATTR_RES_CM_IDN, /* u32 */
RDMA_NLDEV_ATTR_RES_CTXN, /* u32 */
/*
* Always the end