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authorLeon Romanovsky <leonro@mellanox.com>2019-02-18 22:25:50 +0200
committerJason Gunthorpe <jgg@mellanox.com>2019-02-19 10:13:39 -0700
commitc3d02788b45ab4a2d8f243b98c04b549c8193af6 (patch)
treea0e75d4efb5abb7564b8ae31c56464187903c09b
parent517b773e0f612d608cbc62a08c55601bd56f73f6 (diff)
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>
-rw-r--r--drivers/infiniband/core/nldev.c18
-rw-r--r--include/uapi/rdma/rdma_netlink.h1
2 files changed, 19 insertions, 0 deletions
diff --git a/drivers/infiniband/core/nldev.c b/drivers/infiniband/core/nldev.c
index 81d7ee3dcb20..e6c7cc510556 100644
--- a/drivers/infiniband/core/nldev.c
+++ b/drivers/infiniband/core/nldev.c
@@ -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;
diff --git a/include/uapi/rdma/rdma_netlink.h b/include/uapi/rdma/rdma_netlink.h
index 43362132e0d7..4ebbcfb2c6ef 100644
--- a/include/uapi/rdma/rdma_netlink.h
+++ b/include/uapi/rdma/rdma_netlink.h
@@ -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