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Subject[PATCH] IB/ehca: use kthread_create_on_node
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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>
CC: Hoang-Nam Nguyen <hnguyen@de.ibm.com>
CC: Christoph Raisch <raisch@de.ibm.com>
CC: Roland Dreier <roland@kernel.org>
CC: Sean Hefty <sean.hefty@intel.com>
---
drivers/infiniband/hw/ehca/ehca_irq.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/infiniband/hw/ehca/ehca_irq.c b/drivers/infiniband/hw/ehca/ehca_irq.c
index e571e60..5358900 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;
}



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