[PATCH 6.1 242/473] RDMA/hns: Modify the print level of CQE error

Greg Kroah-Hartman
2024-06-06T14:16:16Z

From: Chengchang Tang <tangchengchang@huawei.com>

[ Upstream commit 349e859952285ab9689779fb46de163f13f18f43 ]

Too much print may lead to a panic in kernel. Change ibdev_err() to
ibdev_err_ratelimited(), and change the printing level of cqe dump
to debug level.

Fixes: 7c044adca272 ("RDMA/hns: Simplify the cqe code of poll cq")
Signed-off-by: Chengchang Tang <tangchengchang@huawei.com>
Signed-off-by: Junxian Huang <huangjunxian6@hisilicon.com>
Link: https://lore.kernel.org/r/20240412091616.370789-11-huangjunxian6@hisilicon.com
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/infiniband/hw/hns/hns_roce_hw_v2.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
index 08e2e9569a52a..c931cce50d50d 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
@@ -3857,8 +3857,9 @@ static void get_cqe_status(struct hns_roce_dev *hr_dev, struct hns_roce_qp *qp,
wc->status == IB_WC_WR_FLUSH_ERR))
return;

- ibdev_err(&hr_dev->ib_dev, "error cqe status 0x%x:\n", cqe_status);
- print_hex_dump(KERN_ERR, "", DUMP_PREFIX_NONE, 16, 4, cqe,
+ ibdev_err_ratelimited(&hr_dev->ib_dev, "error cqe status 0x%x:\n",
+ cqe_status);
+ print_hex_dump(KERN_DEBUG, "", DUMP_PREFIX_NONE, 16, 4, cqe,
cq->cqe_size, false);
wc->vendor_err = hr_reg_read(cqe, CQE_SUB_STATUS);

--
2.43.0