Since backward direction support was added, the rq_depth was
increased to accommodate both forward and backward Receives.
But only forward Receives need to be posted after a connection
has been accepted. Receives for backward replies are posted as
needed by svc_rdma_bc_sendto().
This doesn't break anything, but it means some resources are
wasted.
Fixes: 03fe9931536f ('svcrdma: Define maximum number of ...')
Signed-off-by: Chuck Lever <chuck.lever@xxxxxxxxxx>
---
net/sunrpc/xprtrdma/svc_rdma_transport.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/sunrpc/xprtrdma/svc_rdma_transport.c b/net/sunrpc/xprtrdma/svc_rdma_transport.c
index d2680b8..02a112c 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_transport.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_transport.c
@@ -1083,7 +1083,7 @@ static struct svc_xprt *svc_rdma_accept(struct svc_xprt *xprt)
newxprt->sc_dev_caps |= SVCRDMA_DEVCAP_READ_W_INV;
/* Post receive buffers */
- for (i = 0; i < newxprt->sc_rq_depth; i++) {
+ for (i = 0; i < newxprt->sc_max_requests; i++) {
ret = svc_rdma_post_recv(newxprt, GFP_KERNEL);
if (ret) {
dprintk("svcrdma: failure posting receive buffers\n");
--
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