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[195.135.220.15]) by mx.google.com with ESMTPS id v9si1948059edm.56.2019.06.28.04.58.58 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 28 Jun 2019 04:58:58 -0700 (PDT) Received-SPF: softfail (google.com: domain of transitioning mhocko@kernel.org does not designate 195.135.220.15 as permitted sender) client-ip=195.135.220.15; Authentication-Results: mx.google.com; spf=softfail (google.com: domain of transitioning mhocko@kernel.org does not designate 195.135.220.15 as permitted sender) smtp.mailfrom=mhocko@kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=kernel.org X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id 9AF3AB627; Fri, 28 Jun 2019 11:58:57 +0000 (UTC) Date: Fri, 28 Jun 2019 13:58:51 +0200 From: Michal Hocko To: David Hildenbrand Cc: Alastair D'Silva , Greg Kroah-Hartman , "Rafael J. Wysocki" , Andrew Morton , Pavel Tatashin , Oscar Salvador , Mike Rapoport , Baoquan He , Wei Yang , Logan Gunthorpe , linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: Re: [PATCH v2 1/3] mm: Trigger bug on if a section is not found in __section_nr Message-ID: <20190628115851.GH2751@dhcp22.suse.cz> References: <20190626061124.16013-1-alastair@au1.ibm.com> <20190626061124.16013-2-alastair@au1.ibm.com> <20190626062113.GF17798@dhcp22.suse.cz> <20190626065751.GK17798@dhcp22.suse.cz> <20190627080724.GK17798@dhcp22.suse.cz> <634a6b8e-3113-f0af-f8d3-9b766f8cd376@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <634a6b8e-3113-f0af-f8d3-9b766f8cd376@redhat.com> User-Agent: Mutt/1.10.1 (2018-07-13) X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Fri 28-06-19 13:37:07, David Hildenbrand wrote: > VM_BUG_ON is only really active with CONFIG_DEBUG_VM. On > !CONFIG_DEBUG_VM it translated to BUILD_BUG_ON_INVALID(), which is a > compile-time only check. > > Or am I missing something? You are not missing anything. -- Michal Hocko SUSE Labs