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=-4.1 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=no 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 CFE55C433E3 for ; Fri, 17 Jul 2020 10:31:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9A3FF20734 for ; Fri, 17 Jul 2020 10:31:34 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=canb.auug.org.au header.i=@canb.auug.org.au header.b="mhYHAC5t" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726569AbgGQKbc (ORCPT ); Fri, 17 Jul 2020 06:31:32 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35470 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726046AbgGQKbb (ORCPT ); Fri, 17 Jul 2020 06:31:31 -0400 Received: from ozlabs.org (ozlabs.org [IPv6:2401:3900:2:1::2]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9690BC061755; Fri, 17 Jul 2020 03:31:30 -0700 (PDT) Received: from authenticated.ozlabs.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mail.ozlabs.org (Postfix) with ESMTPSA id 4B7S8c0jq5z9s1x; Fri, 17 Jul 2020 20:31:28 +1000 (AEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=canb.auug.org.au; s=201702; t=1594981888; bh=24NoZ+xXKS7pzE4azUa5D+8MNAhYZHQnDHcQh22XvGg=; h=Date:From:To:Cc:Subject:From; b=mhYHAC5tFriAoUCPmHi4TYSVbGGz8nlubo1YvFh+WYE+qM+ikRWASkkJv69yTGHJi vPlZmTRTfv7etx1ED4vDICl++/81dhHzI7BfPcEV0D9uKtAJC0X2wx23inEkykP+Vr wCHvdacLedjnkJ4OA+8rx6xRo8yGK49zgazorukaDZxbBgqEaIJRvTBdFWbfOIzJRb jUtAFJ1x4nJsXlILZ3/8tiQOR7MfeN0fTeSuZGbFsGT0cBqFCehjUx4Jttm9OC2gRf I1tjP08rK9RN7XC8lqzKw+2u5Etw/cXoaz9LPLDmpqstt2PD9aToNiDtlJiSGOnO7G m6GZ22xwJNvmg== Date: Fri, 17 Jul 2020 20:31:27 +1000 From: Stephen Rothwell To: Andrew Morton Cc: Linux Next Mailing List , Linux Kernel Mailing List , Roman Gushchin Subject: linux-next: build warning after merge of the akpm-current tree Message-ID: <20200717203127.00db2444@canb.auug.org.au> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="Sig_/ESay0Vq+Z/QpSrDUSsdEDuR"; protocol="application/pgp-signature"; micalg=pgp-sha256 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --Sig_/ESay0Vq+Z/QpSrDUSsdEDuR Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Hi all, After merging the akpm-current tree, today's linux-next build (powerpc ppc64_defconfig) produced this warning: mm/vmstat.c:614: warning: "MAX_THRESHOLD" redefined 614 | #define MAX_THRESHOLD 0 |=20 mm/vmstat.c:172: note: this is the location of the previous definition 172 | #define MAX_THRESHOLD 125 |=20 mm/vmstat.c:614: warning: "MAX_THRESHOLD" redefined 614 | #define MAX_THRESHOLD 0 |=20 mm/vmstat.c:172: note: this is the location of the previous definition 172 | #define MAX_THRESHOLD 125 |=20 Introduced by commit 5f6bac149e10 ("mm: vmstat: fix /proc/sys/vm/stat_refresh generating false= warnings") The preproccesor directives look like this: #ifdef CONFIG_SMP #define MAX_THRESHOLD 125 #ifdef CONFIG_HAVE_CMPXCHG_LOCAL #else #define MAX_THRESHOLD 0 So I guess the second MAX_THRESHOLD was put after the wrong #else? --=20 Cheers, Stephen Rothwell --Sig_/ESay0Vq+Z/QpSrDUSsdEDuR Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEENIC96giZ81tWdLgKAVBC80lX0GwFAl8Rff8ACgkQAVBC80lX 0GzcYAf+N3qQXO9/sWNp7DvSSHpOveKIUjaSofsd7+GmP5aVCeoEKskHam7B3U/w 47rNc/QXEcC9PjvS5ZPqoQedtoTa+E5TqiiF1rWsjP1p1NZEQLkLSkB9ntlatjFn 9RDWLKlbi2KkHV+o3VV0RPuhKcsNnWv7qr5iPLTO5wYgIXtVxuhF/eCEr08YDAlk 1BSJFfjvP2CpD9/DKd/ZAY23Gatr/iEL+capOJv+MvxwxxbSl8f+auYpdXsVvKv0 793JrIqUhAKtqC+A93Qu9dIzkS7Q+jgbhOrIt51U45/J4oITbujHCAOVN8+cXhCj kzJ7eERBiihLrCUXqz1ixClhA1bU2A== =nfvV -----END PGP SIGNATURE----- --Sig_/ESay0Vq+Z/QpSrDUSsdEDuR--