[PATCH net 7/9] rxrpc: Fix I/O thread stop

[Hillf Danton]

On 15 Dec 2022 16:20:38 +0000 David Howells <dhowells at redhat.com>
> --- a/net/rxrpc/io_thread.c
> +++ b/net/rxrpc/io_thread.c
> @@ -425,6 +425,7 @@ int rxrpc_io_thread(void *data)
>  	struct rxrpc_local *local = data;
>  	struct rxrpc_call *call;
>  	struct sk_buff *skb;
> +	bool should_stop;
>  
>  	complete(&local->io_thread_ready);
>  
> @@ -478,13 +479,14 @@ int rxrpc_io_thread(void *data)
>  		}
>  
>  		set_current_state(TASK_INTERRUPTIBLE);
> +		should_stop = kthread_should_stop();
>  		if (!skb_queue_empty(&local->rx_queue) ||
>  		    !list_empty(&local->call_attend_q)) {
>  			__set_current_state(TASK_RUNNING);
>  			continue;
>  		}
>  
> -		if (kthread_should_stop())
> +		if (should_stop)
>  			break;
>  		schedule();
>  	}

At the second glance still fail to see the difference this change can
make.