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path: root/net/sunrpc/xprtrdma/svc_rdma_transport.c
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Diffstat (limited to 'net/sunrpc/xprtrdma/svc_rdma_transport.c')
-rw-r--r--net/sunrpc/xprtrdma/svc_rdma_transport.c54
1 files changed, 0 insertions, 54 deletions
diff --git a/net/sunrpc/xprtrdma/svc_rdma_transport.c b/net/sunrpc/xprtrdma/svc_rdma_transport.c
index 03fdfce45493..15c8fa3ee794 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_transport.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_transport.c
@@ -1433,57 +1433,3 @@ int svc_rdma_send(struct svcxprt_rdma *xprt, struct ib_send_wr *wr)
}
return ret;
}
-
-void svc_rdma_send_error(struct svcxprt_rdma *xprt, struct rpcrdma_msg *rmsgp,
- enum rpcrdma_errcode err)
-{
- struct ib_send_wr err_wr;
- struct page *p;
- struct svc_rdma_op_ctxt *ctxt;
- __be32 *va;
- int length;
- int ret;
-
- p = alloc_page(GFP_KERNEL);
- if (!p)
- return;
- va = page_address(p);
-
- /* XDR encode error */
- length = svc_rdma_xdr_encode_error(xprt, rmsgp, err, va);
-
- ctxt = svc_rdma_get_context(xprt);
- ctxt->direction = DMA_FROM_DEVICE;
- ctxt->count = 1;
- ctxt->pages[0] = p;
-
- /* Prepare SGE for local address */
- ctxt->sge[0].addr = ib_dma_map_page(xprt->sc_cm_id->device,
- p, 0, length, DMA_FROM_DEVICE);
- if (ib_dma_mapping_error(xprt->sc_cm_id->device, ctxt->sge[0].addr)) {
- put_page(p);
- svc_rdma_put_context(ctxt, 1);
- return;
- }
- atomic_inc(&xprt->sc_dma_used);
- ctxt->sge[0].lkey = xprt->sc_pd->local_dma_lkey;
- ctxt->sge[0].length = length;
-
- /* Prepare SEND WR */
- memset(&err_wr, 0, sizeof err_wr);
- ctxt->wr_op = IB_WR_SEND;
- err_wr.wr_id = (unsigned long)ctxt;
- err_wr.sg_list = ctxt->sge;
- err_wr.num_sge = 1;
- err_wr.opcode = IB_WR_SEND;
- err_wr.send_flags = IB_SEND_SIGNALED;
-
- /* Post It */
- ret = svc_rdma_send(xprt, &err_wr);
- if (ret) {
- dprintk("svcrdma: Error %d posting send for protocol error\n",
- ret);
- svc_rdma_unmap_dma(ctxt);
- svc_rdma_put_context(ctxt, 1);
- }
-}