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Subject[PATCH 4.19 258/321] RDMA/hns: Use GFP_ATOMIC in hns_roce_v2_modify_qp
Date
From: YueHaibing <yuehaibing@huawei.com>

[ Upstream commit 4e69cf1fe2c52d189acdd06c1fd99cc258aba61f ]

The the below commit, hns_roce_v2_modify_qp is called inside spinlock
while using GFP_KERNEL. Change it to GFP_ATOMIC.

Fixes: 0425e3e6e0c7 ("RDMA/hns: Support flush cqe for hip08 in kernel space")
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
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 a5ec900a14ae9..7021444f18b46 100644
--- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
+++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c
@@ -3446,7 +3446,7 @@ static int hns_roce_v2_modify_qp(struct ib_qp *ibqp,
struct device *dev = hr_dev->dev;
int ret = -EINVAL;

- context = kcalloc(2, sizeof(*context), GFP_KERNEL);
+ context = kcalloc(2, sizeof(*context), GFP_ATOMIC);
if (!context)
return -ENOMEM;

--
2.20.1


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