diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/rdma/ib_verbs.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index 60354d53948e..68c053d0d629 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -2386,4 +2386,17 @@ struct ib_flow *ib_create_flow(struct ib_qp *qp, struct ib_flow_attr *flow_attr, int domain); int ib_destroy_flow(struct ib_flow *flow_id); +static inline int ib_check_mr_access(int flags) +{ + /* + * Local write permission is required if remote write or + * remote atomic permission is also requested. + */ + if (flags & (IB_ACCESS_REMOTE_ATOMIC | IB_ACCESS_REMOTE_WRITE) && + !(flags & IB_ACCESS_LOCAL_WRITE)) + return -EINVAL; + + return 0; +} + #endif /* IB_VERBS_H */ |