On Fri, Mar 20, 2020 at 09:42:34PM +0200, Grygorii Strashko wrote: > @@ -150,7 +150,7 @@ static int cpts_fifo_read(struct cpts *cpts, int match) > break; > > if (list_empty(&cpts->pool) && cpts_purge_events(cpts)) { > - pr_err("cpts: event pool empty\n"); > + dev_info(cpts->dev, "cpts: event pool empty\n"); You changed err into info. Was that on purpose? The size of the pool is hard coded, but it should be large enough for any use case. If the pool size turns out to be too small at run time, then I think the message deserves at least the level of warning. Thanks, Richard