On Wed, Feb 26, 2020 at 07:43:18PM +0530, Krishnamraju Eraparaju wrote: > diff --git a/include/linux/nvme-rdma.h b/include/linux/nvme-rdma.h > index 3ec8e50efa16..2d6f2cf1e319 100644 > +++ b/include/linux/nvme-rdma.h > @@ -52,13 +52,15 @@ static inline const char *nvme_rdma_cm_msg(enum nvme_rdma_cm_status status) > * @qid: queue Identifier for the Admin or I/O Queue > * @hrqsize: host receive queue size to be created > * @hsqsize: host send queue size to be created > + * @hmax_fr_pages: host maximum pages per fast reg > */ > struct nvme_rdma_cm_req { > __le16 recfmt; > __le16 qid; > __le16 hrqsize; > __le16 hsqsize; > - u8 rsvd[24]; > + __le32 hmax_fr_pages; > + u8 rsvd[20]; > }; This is an on the wire change - do you need to get approval from some standards body? Jason