From mboxrd@z Thu Jan 1 00:00:00 1970 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=-19.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,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 46E2FC433ED for ; Wed, 21 Apr 2021 13:51:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1B5BC6144D for ; Wed, 21 Apr 2021 13:51:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242957AbhDUNvq (ORCPT ); Wed, 21 Apr 2021 09:51:46 -0400 Received: from mail.kernel.org ([198.145.29.99]:58296 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242908AbhDUNvi (ORCPT ); Wed, 21 Apr 2021 09:51:38 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 288C46144D; Wed, 21 Apr 2021 13:51:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1619013065; bh=XM1Gf5TjV0huuiDNxDVZnKlvxmEpVi4ZXaKValILsC0=; h=From:To:Cc:Subject:Date:From; b=OouB3r7bsuSp5QASDPQSL7nijaYXWwDqkfh2k2DnV9rfS8olwShefe4KonuZC/WIW SiAU06a+iRORDzBSEfOY3Er5tZHku870EyrtD7jUhljI2I598l0XvUSbc17v+txsby PRprxFdm+mI54bPd6wXfwgoYxaojaPgZyIhYNxqVwjlFlcgvJO3z+RUTWftW5MkK9a FkKZ1aLzqx/f6WHUrJv/SCU6c472vWz1SL/7QMGaeplDOt+cTc4H3g9DdV8QtSPFob 0DyeCMhHcCGDOrOH9BaCoYrwbpY1GSf+FnJ0nbdCkJb+vyTamiUnZ6Qiwgs0F8flGy NE3tVIR0dG0jg== From: Arnd Bergmann To: Marco Elver , "Paul E. McKenney" , David Gow Cc: Arnd Bergmann , Dmitry Vyukov , "Peter Zijlstra (Intel)" , kasan-dev@googlegroups.com, linux-kernel@vger.kernel.org Subject: [PATCH] kcsan: fix printk format string Date: Wed, 21 Apr 2021 15:50:38 +0200 Message-Id: <20210421135059.3371701-1-arnd@kernel.org> X-Mailer: git-send-email 2.29.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Arnd Bergmann Printing a 'long' variable using the '%d' format string is wrong and causes a warning from gcc: kernel/kcsan/kcsan_test.c: In function 'nthreads_gen_params': include/linux/kern_levels.h:5:25: error: format '%d' expects argument of type 'int', but argument 3 has type 'long int' [-Werror=format=] Use the appropriate format modifier. Fixes: f6a149140321 ("kcsan: Switch to KUNIT_CASE_PARAM for parameterized tests") Signed-off-by: Arnd Bergmann --- kernel/kcsan/kcsan_test.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/kcsan/kcsan_test.c b/kernel/kcsan/kcsan_test.c index 9247009295b5..a29e9b1a30c8 100644 --- a/kernel/kcsan/kcsan_test.c +++ b/kernel/kcsan/kcsan_test.c @@ -981,7 +981,7 @@ static const void *nthreads_gen_params(const void *prev, char *desc) const long min_required_cpus = 2 + min_unused_cpus; if (num_online_cpus() < min_required_cpus) { - pr_err_once("Too few online CPUs (%u < %d) for test\n", + pr_err_once("Too few online CPUs (%u < %ld) for test\n", num_online_cpus(), min_required_cpus); nthreads = 0; } else if (nthreads >= num_online_cpus() - min_unused_cpus) { -- 2.29.2