diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/rdma/ib_verbs.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index dc59fa12669a..b6ec71ee4d3e 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -782,11 +782,20 @@ __attribute_const__ int ib_rate_to_mbps(enum ib_rate rate); * register any arbitrary sg lists (without * the normal mr constraints - see * ib_map_mr_sg) + * @IB_MR_TYPE_DM: memory region that is used for device + * memory registration + * @IB_MR_TYPE_USER: memory region that is used for the user-space + * application + * @IB_MR_TYPE_DMA: memory region that is used for DMA operations + * without address translations (VA=PA) */ enum ib_mr_type { IB_MR_TYPE_MEM_REG, IB_MR_TYPE_SIGNATURE, IB_MR_TYPE_SG_GAPS, + IB_MR_TYPE_DM, + IB_MR_TYPE_USER, + IB_MR_TYPE_DMA, }; enum ib_mr_status_check { @@ -1719,6 +1728,7 @@ struct ib_mr { u64 iova; u64 length; unsigned int page_size; + enum ib_mr_type type; bool need_inval; union { struct ib_uobject *uobject; /* user */ |