IB/ehca: Use kthread_create_on_node()

Since create_comp_task() creates percpu kthread, it makes sense to use
kthread_create_on_node() to get proper NUMA affinity for kthread
stack.

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Acked-by: Hoang-Nam Nguyen <hnguyen@de.ibm.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/infiniband/hw/ehca/ehca_irq.c b/drivers/infiniband/hw/ehca/ehca_irq.c
index e571e60ecb88..53589000fd07 100644
--- a/drivers/infiniband/hw/ehca/ehca_irq.c
+++ b/drivers/infiniband/hw/ehca/ehca_irq.c
@@ -786,7 +786,8 @@ static struct task_struct *create_comp_task(struct ehca_comp_pool *pool,
         spin_lock_init(&cct->task_lock);
         INIT_LIST_HEAD(&cct->cq_list);
         init_waitqueue_head(&cct->wait_queue);
-        cct->task = kthread_create(comp_task, cct, "ehca_comp/%d", cpu);
+        cct->task = kthread_create_on_node(comp_task, cct, cpu_to_node(cpu),
+                                           "ehca_comp/%d", cpu);
 
         return cct->task;
 }