[PATCH v6 11/12] nvme-rdma: ratelimit the map-failure error message
Mykola Marzhan <[email protected]> Sun, 26 Jul 2026 13:32:28 +0200
| Newsgroups | org.kernel.vger.linux-raid,org.infradead.lists.linux-nvme,org.kernel.vger.linux-block,org.kernel.vger.linux-kernel,org.kernel.vger.linux-pci,org.kernel.vger.linux-rdma,org.kernel.vger.stable |
|---|---|
| Message-ID | <[email protected]> |
A mapping failure is per-request and, for an unroutable P2P transfer, deterministic: a workload that keeps issuing one turns this into a log line per I/O. Ratelimit it, as nvme's per-I/O error logging (nvme_log_error()) already is. Assisted-by: Claude:claude-fable-5 Signed-off-by: Mykola Marzhan <[email protected]> --- drivers/nvme/host/rdma.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c index c38d949502b7..2f50509a7a61 100644 --- a/drivers/nvme/host/rdma.c +++ b/drivers/nvme/host/rdma.c @@ -2040,8 +2040,8 @@ static blk_status_t nvme_rdma_queue_rq(struct blk_mq_hw_ctx *hctx, err = nvme_rdma_map_data(queue, rq, c); if (unlikely(err < 0)) { - dev_err(queue->ctrl->ctrl.device, - "Failed to map data (%d)\n", err); + dev_err_ratelimited(queue->ctrl->ctrl.device, + "Failed to map data (%d)\n", err); goto err; } -- 2.52.0