Merge pull request #9758 from edgargabriel/pr/rndv_put_zcopy_min_frag_fix_v1.16

UCP/PROTO: add MIN_FRAG flag for put_zcopy proto - v1.16.x

Author: yosefe

src/ucp/rndv/rndv_put.c

@@ -238,7 +238,8 @@ ucp_proto_rndv_put_common_init(const ucp_proto_init_params_t *init_params,
         .super.send_op       = UCT_EP_OP_PUT_ZCOPY,
         .super.memtype_op    = memtype_op,
         .super.flags         = flags | UCP_PROTO_COMMON_INIT_FLAG_RECV_ZCOPY |
-                               UCP_PROTO_COMMON_INIT_FLAG_REMOTE_ACCESS,
+                               UCP_PROTO_COMMON_INIT_FLAG_REMOTE_ACCESS |
+                               UCP_PROTO_COMMON_INIT_FLAG_MIN_FRAG,
         .super.exclude_map   = 0,
         .max_lanes           = context->config.ext.max_rndv_lanes,
         .initial_reg_md_map  = initial_reg_md_map,