From patchwork Fri Feb 16 15:25:53 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arnd Bergmann X-Patchwork-Id: 128599 Delivered-To: patch@linaro.org Received: by 10.46.124.24 with SMTP id x24csp681150ljc; Fri, 16 Feb 2018 07:27:41 -0800 (PST) X-Google-Smtp-Source: AH8x22451QgprnijKzBIi67UR0EWqXkI5yqwhBS8oYFWKY1meja9hjxEZ1t/OiXz6Iil32wiZNgc X-Received: by 2002:a17:902:710f:: with SMTP id a15-v6mr6079840pll.87.1518794861326; Fri, 16 Feb 2018 07:27:41 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1518794861; cv=none; d=google.com; s=arc-20160816; b=LviDyl85QwauE1UbxTQh0cQgMKGjbQkQe8tPEpwvDHKbV1GZwxAdRoW+p0I4p4saE8 Pm+/rRF9Lkejcj4LlI7jMJZTVk4jHCSSPB6maU4jYT9iiri0Jdtbb1GwdYDN+mG/CQZu Aa7lm76zGWM9jI9M5Hhnm/mO0Ma+PMY+gsrKtxt1RKzlMReuzZkB+zUBQvugZXNmU4Fk xJjbSrOoNliK92SmC2l4yG61ZEEEcGyKGPz2d4bykQCI3N5OOpXKGCwWRvdqpdDnOwqq YJLxEw9WiachyL7dSPOgfHzs3nYDSGMEMtOW8HmQHaoZGwJpKTLQ0KjOEFhguUng3qEc RwHQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:message-id:date:subject:cc:to:from :arc-authentication-results; bh=51cAjeMyYDmcAhz8+dnbMU9YsVuJq6UG9VKGNSWkcrI=; b=EA5jWPy03Tp+QAjmnBP+wGkUU5eZAbjHG4+I3MLgLIlYilhYBjQz1Bw3Rd0sPPrtvU mbfgY3HC8xqAcT7u3UJoASpDIZ7pvgGys+16+WF8+eX6NmeJnNDlFvv9m9l3rbJElotF DkrQtSY5wFxJbke68YhR7L+ge77qQDNqz7cQmU0UHnLoUpPD3liL438R96vN/HuKTaq6 ViiLspTTf/3m9wIojTthNNmSjx8vCBWXxnysPb8sPaL1aPw83r4nMcMIK7ZfMRNBkjQE WZ5NLggkqrA8ljYxcCsm7E0LkETkSPTPCXgUP0+o4nPxgKyv6FSWp0Pcobjcz7gUZmKS OTrQ== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id n8si1248073pgt.427.2018.02.16.07.27.41; Fri, 16 Feb 2018 07:27:41 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S967282AbeBPP1X (ORCPT + 28 others); Fri, 16 Feb 2018 10:27:23 -0500 Received: from mout.kundenserver.de ([212.227.126.135]:52127 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S966777AbeBPP1Q (ORCPT ); Fri, 16 Feb 2018 10:27:16 -0500 Received: from wuerfel.lan ([95.208.111.237]) by mrelayeu.kundenserver.de (mreue007 [212.227.15.129]) with ESMTPA (Nemesis) id 0Mh2oO-1f8cUy17Ts-00M2Kx; Fri, 16 Feb 2018 16:26:16 +0100 From: Arnd Bergmann To: Andrew Morton Cc: Arnd Bergmann , stable@vger.kernel.org, Michal Hocko , "Kirill A. Shutemov" , Dave Jiang , Jan Kara , Ingo Molnar , =?utf-8?b?SsOpcsO0bWUgR2xpc3Nl?= , Huang Ying , Matthew Wilcox , Ross Zwisler , Hugh Dickins , Tobin C Harding , linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: [PATCH] mm: hide a #warning for COMPILE_TEST Date: Fri, 16 Feb 2018 16:25:53 +0100 Message-Id: <20180216152608.1626885-1-arnd@arndb.de> X-Mailer: git-send-email 2.9.0 X-Provags-ID: V03:K0:yb5R5+63usM4B6KEamRGCh5tRuPeo+GH1DZj5yGyVp3KyXYUEoC /skDIhiHCvysV3TgLa6XdffS/o0i4lqhFYYOlfNNo31br7rnnHNnuHVd+5LZ8nDN/x/mqNQ Tfu1dXgqHpDVGcYPTpBUklZILd+Cp44qH4b4HLGd00NNBg4iQGgUB+m4ipA0LB3Ft5lABve jNRk4+USCqYp9m4oz+vpA== X-UI-Out-Filterresults: notjunk:1; V01:K0:DGst4t+wn/g=:zu7CAG9xor2VIeKiU1DhgD ikoNVI2efljRjaLgVfCZ6mRf9R4eLzNyGQi7tthkBxZzq+N0awC0zr75iLNLYj31YNid+1qhc As69gmYB9prL+QFcf/0tqMUDgsZNWVCiLkFEKUe2NW/NZ1sRw/YY9Z8OnCeHeoUI8yphMU1AT wAKOHCoHTCcOOlcgafMPNT8llQy9MF4WZKxt+NsvBJxZIwvFE2AszW/z+24pIKwyV9l/6R0E4 04yglI+REVr5ac10Mzz44M6vQJCmCS5fAL56lDXRG7V6CTJehYKKjptWupSWgn9PMOp7wyhpw WB7XxFF2v/+w7ZFOi+IFgNZsNJ6j9+ZDC9c+ogR5INPDK2jHOhO8Dk+FiqaJWLlhIy5PLsDgQ HYrFGpdVAt5Qx0d8Jh36YtGoMb41ECYTOtZ1PSqQhLVhK/paRYgytijDdon5rFyN7OuXH7yDr EdexvQQYWCVNAbFcbAfCzBbuJQsjHOlZhxfprFQPfzPbVLxoloS6ec/0xBSJmCAmzHEuQRwJ4 nbd0cnl+A4Xe3r4TlQ3CErw9XLVB+6IOHBCz1AlgQkHyxkTKZ6N/Z4ccQ1LFK084K1F9F385Q rl+0TgE2dK7oP2KUhxOem3YsHCrCTmEeXtaAxh2IyXwhKIv+7VskBLefMhmd+gFo7nEF9KTdf yMZodcDATQ0JZhnumWnGMt+GKEZCKgjv399gldDH/TnsL46WrclihEGBe9Br6JtV4KJ3FKHWB mPLWj+6xKcO24wLjML3Cg2AXKGB6GFxYAv05+g== Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org We get a warning about some slow configurations in randconfig kernels: mm/memory.c:83:2: error: #warning Unfortunate NUMA and NUMA Balancing config, growing page-frame for last_cpupid. [-Werror=cpp] The warning is reasonable by itself, but gets in the way of randconfig build testing, so I'm hiding it whenever CONFIG_COMPILE_TEST is set. The warning was added in 2013 in commit 75980e97dacc ("mm: fold page->_last_nid into page->flags where possible"). Cc: stable@vger.kernel.org Signed-off-by: Arnd Bergmann --- mm/memory.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) -- 2.9.0 diff --git a/mm/memory.c b/mm/memory.c index a728bed16c20..fc7779165dcf 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -81,7 +81,7 @@ #include "internal.h" -#ifdef LAST_CPUPID_NOT_IN_PAGE_FLAGS +#if defined(LAST_CPUPID_NOT_IN_PAGE_FLAGS) && !defined(CONFIG_COMPILE_TEST) #warning Unfortunate NUMA and NUMA Balancing config, growing page-frame for last_cpupid. #endif