From 2abb7431736be539b2e0926388c7c2602a68a178 Mon Sep 17 00:00:00 2001
From: Wei Yongjun <weiyongjun1@huawei.com>
Date: Wed, 7 Apr 2021 15:49:00 +0000
Subject: [PATCH] RDMA/hns: Use GFP_ATOMIC under spin lock
A spin lock is taken here so we should use GFP_ATOMIC.
Fixes: f91696f2f053 ("RDMA/hns: Support congestion control type selection according to the FW")
Link: https://lore.kernel.org/r/20210407154900.3486268-1-weiyongjun1@huawei.com
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
---
drivers/infiniband/hw/hns/hns_roce_hw_v2.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
index cc334d5c22b31c..6eb8fbe0c63bbc 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
@@ -4621,7 +4621,7 @@ static int get_dip_ctx_idx(struct ib_qp *ibqp, const struct ib_qp_attr *attr,
/* If no dgid is found, a new dip and a mapping between dgid and
* dip_idx will be created.
*/
- hr_dip = kzalloc(sizeof(*hr_dip), GFP_KERNEL);
+ hr_dip = kzalloc(sizeof(*hr_dip), GFP_ATOMIC);
if (!hr_dip) {
ret = -ENOMEM;
goto out;
--
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