From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754698AbdJIN5N (ORCPT ); Mon, 9 Oct 2017 09:57:13 -0400 Received: from shadbolt.e.decadent.org.uk ([88.96.1.126]:41891 "EHLO shadbolt.e.decadent.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754221AbdJIMo6 (ORCPT ); Mon, 9 Oct 2017 08:44:58 -0400 Content-Type: text/plain; charset="UTF-8" Content-Disposition: inline Content-Transfer-Encoding: 8bit MIME-Version: 1.0 From: Ben Hutchings To: linux-kernel@vger.kernel.org, stable@vger.kernel.org CC: akpm@linux-foundation.org, "Linus Torvalds" , "Peter Zijlstra" , "Zhihui Zhang" , "Ingo Molnar" Date: Mon, 09 Oct 2017 13:44:24 +0100 Message-ID: X-Mailer: LinuxStableQueue (scripts by bwh) Subject: [PATCH 3.16 001/192] sched: Rename a misleading variable in build_overlap_sched_groups() In-Reply-To: X-SA-Exim-Connect-IP: 2a02:8011:400e:2:6f00:88c8:c921:d332 X-SA-Exim-Mail-From: ben@decadent.org.uk X-SA-Exim-Scanned: No (on shadbolt.decadent.org.uk); SAEximRunCond expanded to false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.16.49-rc1 review patch. If anyone has any objections, please let me know. ------------------ From: Zhihui Zhang commit aaecac4ad46b35ad308245384d019633fb9bc21b upstream. The child variable in build_overlap_sched_groups() actually refers to the peer or sibling domain of the given CPU. Rename it to sibling to be consistent with the naming in build_group_mask(). Signed-off-by: Zhihui Zhang Signed-off-by: Peter Zijlstra Cc: Linus Torvalds Cc: linux-kernel@vger.kernel.org Link: http://lkml.kernel.org/r/1406942283-18249-1-git-send-email-zzhsuny@gmail.com Signed-off-by: Ingo Molnar Signed-off-by: Ben Hutchings --- kernel/sched/core.c | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -5808,7 +5808,7 @@ build_overlap_sched_groups(struct sched_ const struct cpumask *span = sched_domain_span(sd); struct cpumask *covered = sched_domains_tmpmask; struct sd_data *sdd = sd->private; - struct sched_domain *child; + struct sched_domain *sibling; int i; cpumask_clear(covered); @@ -5819,10 +5819,10 @@ build_overlap_sched_groups(struct sched_ if (cpumask_test_cpu(i, covered)) continue; - child = *per_cpu_ptr(sdd->sd, i); + sibling = *per_cpu_ptr(sdd->sd, i); /* See the comment near build_group_mask(). */ - if (!cpumask_test_cpu(i, sched_domain_span(child))) + if (!cpumask_test_cpu(i, sched_domain_span(sibling))) continue; sg = kzalloc_node(sizeof(struct sched_group) + cpumask_size(), @@ -5832,10 +5832,9 @@ build_overlap_sched_groups(struct sched_ goto fail; sg_span = sched_group_cpus(sg); - if (child->child) { - child = child->child; - cpumask_copy(sg_span, sched_domain_span(child)); - } else + if (sibling->child) + cpumask_copy(sg_span, sched_domain_span(sibling->child)); + else cpumask_set_cpu(i, sg_span); cpumask_or(covered, covered, sg_span);