Re: [PATCH] io_uring/io-wq: Use set_bit() and test_bit() at worker->flags

[Jens Axboe <axboe@xxxxxxxxx>]

On 5/3/24 11:37 AM, Breno Leitao wrote:
> @@ -631,7 +631,8 @@ static int io_wq_worker(void *data)
>  	bool exit_mask = false, last_timeout = false;
>  	char buf[TASK_COMM_LEN];
>  
> -	worker->flags |= (IO_WORKER_F_UP | IO_WORKER_F_RUNNING);
> +	set_bit(IO_WORKER_F_UP, &worker->flags);
> +	set_bit(IO_WORKER_F_RUNNING, &worker->flags);

You could probably just use WRITE_ONCE() here with the mask, as it's
setup side.

-- 
Jens Axboe