From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932771AbeCEDOk (ORCPT ); Sun, 4 Mar 2018 22:14:40 -0500 Received: from mx3-rdu2.redhat.com ([66.187.233.73]:40906 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S932164AbeCEDOe (ORCPT ); Sun, 4 Mar 2018 22:14:34 -0500 From: Ming Lei To: Jens Axboe , Christoph Hellwig , Thomas Gleixner , linux-kernel@vger.kernel.org Cc: linux-block@vger.kernel.org, Laurence Oberman , Ming Lei , Christoph Hellwig Subject: [PATCH V2 2/5] genirq/affinity: mark 'node_to_cpumask' as const for get_nodes_in_cpumask() Date: Mon, 5 Mar 2018 11:13:54 +0800 Message-Id: <20180305031357.23950-3-ming.lei@redhat.com> In-Reply-To: <20180305031357.23950-1-ming.lei@redhat.com> References: <20180305031357.23950-1-ming.lei@redhat.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Inside irq_create_affinity_masks(), once 'node_to_cpumask' is created, it is accessed read-only, so mark it as const for get_nodes_in_cpumask(). Cc: Thomas Gleixner Cc: Christoph Hellwig Signed-off-by: Ming Lei --- kernel/irq/affinity.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/irq/affinity.c b/kernel/irq/affinity.c index 4b1c4763212d..9f49d6ef0dc8 100644 --- a/kernel/irq/affinity.c +++ b/kernel/irq/affinity.c @@ -79,7 +79,7 @@ static void build_node_to_cpumask(cpumask_var_t *masks) cpumask_set_cpu(cpu, masks[cpu_to_node(cpu)]); } -static int get_nodes_in_cpumask(cpumask_var_t *node_to_cpumask, +static int get_nodes_in_cpumask(const cpumask_var_t *node_to_cpumask, const struct cpumask *mask, nodemask_t *nodemsk) { int n, nodes = 0; -- 2.9.5