Commit 01887ccc authored by Alexey Marchuk's avatar Alexey Marchuk Committed by Tomasz Zawadzki
Browse files

rdma: Set REMOTE_WRITE permission for iWARP on target side 



iWARP requires REMOTE_WRITE permission ofr RDMA_READ
operation.

Fixes #2253

Signed-off-by: default avatarAlexey Marchuk <alexeymar@mellanox.com>
Change-Id: Iddfda091903e000d1c4839c1fce67bf25d4a13c2
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/10392


Tested-by: default avatarSPDK CI Jenkins <sys_sgci@intel.com>
Community-CI: Broadcom CI <spdk-ci.pdl@broadcom.com>
Community-CI: Mellanox Build Bot
Reviewed-by: default avatarChangpeng Liu <changpeng.liu@intel.com>
Reviewed-by: default avatarDong Yi <dongx.yi@intel.com>
Reviewed-by: default avatarBen Walker <benjamin.walker@intel.com>
parent 83996cc3

lib/rdma/common.c

+4 −0
Original line number Diff line number Diff line
@@ -73,6 +73,10 @@ rdma_mem_notify(void *cb_ctx, struct spdk_mem_map *map, 
			switch (rmap->role) {

			case SPDK_RDMA_MEMORY_MAP_ROLE_TARGET:

				access_flags = IBV_ACCESS_LOCAL_WRITE;

				if (pd->context->device->transport_type == IBV_TRANSPORT_IWARP) {

					/* IWARP requires REMOTE_WRITE permission for RDMA_READ operation */

					access_flags |= IBV_ACCESS_REMOTE_WRITE;

				}

				break;

			case SPDK_RDMA_MEMORY_MAP_ROLE_INITIATOR:

				access_flags = IBV_ACCESS_LOCAL_WRITE | IBV_ACCESS_REMOTE_READ | IBV_ACCESS_REMOTE_WRITE;