diff options
| -rw-r--r-- | drivers/infiniband/core/cma.c | 16 | ||||
| -rw-r--r-- | include/rdma/rdma_cm.h | 10 |
2 files changed, 26 insertions, 0 deletions
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index bd1d4fe47740..8c30e3dedebe 100644 --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -128,6 +128,22 @@ bool rdma_is_consumer_reject(struct rdma_cm_id *id, int reason) } EXPORT_SYMBOL(rdma_is_consumer_reject); +const void *rdma_consumer_reject_data(struct rdma_cm_id *id, + struct rdma_cm_event *ev, u8 *data_len) +{ + const void *p; + + if (rdma_is_consumer_reject(id, ev->status)) { + *data_len = ev->param.conn.private_data_len; + p = ev->param.conn.private_data; + } else { + *data_len = 0; + p = NULL; + } + return p; +} +EXPORT_SYMBOL(rdma_consumer_reject_data); + static void cma_add_one(struct ib_device *device); static void cma_remove_one(struct ib_device *device, void *client_data); diff --git a/include/rdma/rdma_cm.h b/include/rdma/rdma_cm.h index 62039c2fd951..d3968b561f86 100644 --- a/include/rdma/rdma_cm.h +++ b/include/rdma/rdma_cm.h @@ -403,4 +403,14 @@ const char *__attribute_const__ rdma_reject_msg(struct rdma_cm_id *id, */ bool rdma_is_consumer_reject(struct rdma_cm_id *id, int reason); +/** + * rdma_consumer_reject_data - return the consumer reject private data and + * length, if any. + * @id: Communication identifier that received the REJECT event. + * @ev: RDMA CM reject event. + * @data_len: Pointer to the resulting length of the consumer data. + */ +const void *rdma_consumer_reject_data(struct rdma_cm_id *id, + struct rdma_cm_event *ev, u8 *data_len); + #endif /* RDMA_CM_H */ |