diff mbox series

[net,v1,1/3] hinic: fix a irq affinity bug

Message ID 20200227063444.2143-2-luobin9@huawei.com
State Accepted
Delegated to: David Miller
Headers show
Series hinic:BugFixes | expand

Commit Message

Luo bin Feb. 27, 2020, 6:34 a.m. UTC 
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 mbox series

Patch

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)