[PATCH 5.10 104/147] svcrdma: Remove queue-shortening warnings

Sasha Levin
2026-02-28T18:18:59Z

From: Chuck Lever <chuck.lever@oracle.com>

[ Upstream commit b918bfcf370c92ea3b82fa9bb3d017702b5fa4cb ]

These won't have much diagnostic value for site administrators.
Since they can't be disabled, they become noise.

What's more, the subsequent rdma_create_qp() call adjusts the Send
Queue size (possibly downward) without warning, making the size
reported by these pr_warns inaccurate.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Stable-dep-of: afcae7d7b8a2 ("RDMA/core: add rdma_rw_max_sge() helper for SQ sizing")
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
net/sunrpc/xprtrdma/svc_rdma_transport.c | 7 +------
1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/net/sunrpc/xprtrdma/svc_rdma_transport.c b/net/sunrpc/xprtrdma/svc_rdma_transport.c
index b00ea4dbe7d40..d6c9814644c6a 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_transport.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_transport.c
@@ -408,8 +408,6 @@ static struct svc_xprt *svc_rdma_accept(struct svc_xprt *xprt)
rq_depth = newxprt->sc_max_requests + newxprt->sc_max_bc_requests +
newxprt->sc_recv_batch;
if (rq_depth > dev->attrs.max_qp_wr) {
- pr_warn("svcrdma: reducing receive depth to %d\n",
- dev->attrs.max_qp_wr);
rq_depth = dev->attrs.max_qp_wr;
newxprt->sc_recv_batch = 1;
newxprt->sc_max_requests = rq_depth - 2;
@@ -419,11 +417,8 @@ static struct svc_xprt *svc_rdma_accept(struct svc_xprt *xprt)
ctxts = rdma_rw_mr_factor(dev, newxprt->sc_port_num, RPCSVC_MAXPAGES);
ctxts *= newxprt->sc_max_requests;
newxprt->sc_sq_depth = rq_depth + ctxts;
- if (newxprt->sc_sq_depth > dev->attrs.max_qp_wr) {
- pr_warn("svcrdma: reducing send depth to %d\n",
- dev->attrs.max_qp_wr);
+ if (newxprt->sc_sq_depth > dev->attrs.max_qp_wr)
newxprt->sc_sq_depth = dev->attrs.max_qp_wr;
- }
atomic_set(&newxprt->sc_sq_avail, newxprt->sc_sq_depth);

newxprt->sc_pd = ib_alloc_pd(dev, 0);
--
2.51.0