From patchwork Wed Feb 10 13:34:42 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Daniel Wagner X-Patchwork-Id: 381418 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 97E72C433DB for ; Wed, 10 Feb 2021 13:36:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5DD7D64E16 for ; Wed, 10 Feb 2021 13:36:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231626AbhBJNgh (ORCPT ); Wed, 10 Feb 2021 08:36:37 -0500 Received: from mx2.suse.de ([195.135.220.15]:50476 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231438AbhBJNgT (ORCPT ); Wed, 10 Feb 2021 08:36:19 -0500 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id 363BCB009; Wed, 10 Feb 2021 13:34:57 +0000 (UTC) From: Daniel Wagner To: Clark Williams , John Kacur Cc: linux-rt-users@vger.kernel.org, Daniel Wagner Subject: [PATCH rt-tests v4 08/16] rt-numa: Use mask size for iterator limit Date: Wed, 10 Feb 2021 14:34:42 +0100 Message-Id: <20210210133450.6991-9-dwagner@suse.de> X-Mailer: git-send-email 2.30.0 In-Reply-To: <20210210133450.6991-1-dwagner@suse.de> References: <20210210133450.6991-1-dwagner@suse.de> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-rt-users@vger.kernel.org The bitmask structure knows its size use, thus use it as upper limit in the loop. Signed-off-by: Daniel Wagner --- src/lib/rt-numa.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/src/lib/rt-numa.c b/src/lib/rt-numa.c index 7e99eab60681..b1bbb8c8052c 100644 --- a/src/lib/rt-numa.c +++ b/src/lib/rt-numa.c @@ -33,7 +33,7 @@ static int cpu_for_thread_sp(int thread_num, int max_cpus, struct bitmask *cpuma m = thread_num % num_cpus; /* there are num_cpus bits set, we want position of m'th one */ - for (i = 0, cpu = 0; i < max_cpus; i++) { + for (i = 0, cpu = 0; i < cpumask->size; i++) { if (numa_bitmask_isbitset(cpumask, i)) { if (cpu == m) return i; @@ -97,7 +97,7 @@ static void use_current_cpuset(int max_cpus, struct bitmask *cpumask) * Clear bits that are not set in both the cpuset from the * environment, and in the user specified affinity. */ - for (i = 0; i < max_cpus; i++) { + for (i = 0; i < cpumask->size; i++) { if ((!numa_bitmask_isbitset(cpumask, i)) || (!numa_bitmask_isbitset(curmask, i))) numa_bitmask_clearbit(cpumask, i);