[PATCH] drivers/firmware: kthread_run_on_cpu function using compound effect

From: Li kunyu
Date: Thu Aug 25 2022 - 06:54:01 EST


Replace kthread_create_on_node()/kthread_bind()/wake_up_process() with
kthread_run_on_cpu() function.

Signed-off-by: Li kunyu <kunyu@xxxxxxxxxxxx>
---
drivers/firmware/stratix10-svc.c | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/firmware/stratix10-svc.c b/drivers/firmware/stratix10-svc.c
index b4081f4d88a3..6931256683bd 100644
--- a/drivers/firmware/stratix10-svc.c
+++ b/drivers/firmware/stratix10-svc.c
@@ -949,18 +949,16 @@ int stratix10_svc_send(struct stratix10_svc_chan *chan, void *msg)
/* first client will create kernel thread */
if (!chan->ctrl->task) {
chan->ctrl->task =
- kthread_create_on_node(svc_normal_to_secure_thread,
+ kthread_run_on_cpu(svc_normal_to_secure_thread,
(void *)chan->ctrl,
- cpu_to_node(cpu),
- "svc_smc_hvc_thread");
+ cpu,
+ "svc_smc_hvc_thread_%u");
if (IS_ERR(chan->ctrl->task)) {
dev_err(chan->ctrl->dev,
"failed to create svc_smc_hvc_thread\n");
kfree(p_data);
return -EINVAL;
}
- kthread_bind(chan->ctrl->task, cpu);
- wake_up_process(chan->ctrl->task);
}

pr_debug("%s: sent P-va=%p, P-com=%x, P-size=%u\n", __func__,
--
2.18.2