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Subject[PATCH net v1 1/3] hinic: fix a irq affinity bug
Date
can not use a local variable as an input parameter of
irq_set_affinity_hint

Signed-off-by: Luo bin <luobin9@huawei.com>
---
drivers/net/ethernet/huawei/hinic/hinic_hw_qp.h | 1 +
drivers/net/ethernet/huawei/hinic/hinic_rx.c | 5 ++---
2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/huawei/hinic/hinic_hw_qp.h b/drivers/net/ethernet/huawei/hinic/hinic_hw_qp.h
index f4a339b10b10..79091e131418 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_hw_qp.h
+++ b/drivers/net/ethernet/huawei/hinic/hinic_hw_qp.h
@@ -94,6 +94,7 @@ struct hinic_rq {

struct hinic_wq *wq;

+ struct cpumask affinity_mask;
u32 irq;
u16 msix_entry;

diff --git a/drivers/net/ethernet/huawei/hinic/hinic_rx.c b/drivers/net/ethernet/huawei/hinic/hinic_rx.c
index 56ea6d692f1c..2695ad69fca6 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_rx.c
+++ b/drivers/net/ethernet/huawei/hinic/hinic_rx.c
@@ -475,7 +475,6 @@ static int rx_request_irq(struct hinic_rxq *rxq)
struct hinic_hwdev *hwdev = nic_dev->hwdev;
struct hinic_rq *rq = rxq->rq;
struct hinic_qp *qp;
- struct cpumask mask;
int err;

rx_add_napi(rxq);
@@ -492,8 +491,8 @@ static int rx_request_irq(struct hinic_rxq *rxq)
}

qp = container_of(rq, struct hinic_qp, rq);
- cpumask_set_cpu(qp->q_id % num_online_cpus(), &mask);
- return irq_set_affinity_hint(rq->irq, &mask);
+ cpumask_set_cpu(qp->q_id % num_online_cpus(), &rq->affinity_mask);
+ return irq_set_affinity_hint(rq->irq, &rq->affinity_mask);
}

static void rx_free_irq(struct hinic_rxq *rxq)
--
2.17.1
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