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 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4FCCAC001DB for ; Fri, 4 Aug 2023 14:09:47 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 265818D0008; Fri, 4 Aug 2023 10:09:46 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 216728D0006; Fri, 4 Aug 2023 10:09:46 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 0DD698D0008; Fri, 4 Aug 2023 10:09:46 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0013.hostedemail.com [216.40.44.13]) by kanga.kvack.org (Postfix) with ESMTP id F3ED18D0006 for ; Fri, 4 Aug 2023 10:09:45 -0400 (EDT) Received: from smtpin16.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay05.hostedemail.com (Postfix) with ESMTP id 8DD4041410 for ; Fri, 4 Aug 2023 14:09:45 +0000 (UTC) X-FDA: 81086605530.16.65701EF Received: from mail-lj1-f173.google.com (mail-lj1-f173.google.com [209.85.208.173]) by imf28.hostedemail.com (Postfix) with ESMTP id D90C0C0032 for ; Fri, 4 Aug 2023 14:09:29 +0000 (UTC) Authentication-Results: imf28.hostedemail.com; dkim=pass header.d=chromium.org header.s=google header.b=eIYF9Kax; dmarc=pass (policy=none) header.from=chromium.org; spf=pass (imf28.hostedemail.com: domain of dianders@chromium.org designates 209.85.208.173 as permitted sender) smtp.mailfrom=dianders@chromium.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1691158170; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=rwW5Q2M6AjXWAB+1icBhvQ77itKOd8GQunKGa5u2rS0=; b=NteWV2MdW8xtSa50K/T0qXMTet0DajnVlg1oYuql2LzmmoBuixDqys8JPLvYuI3cIiFDa5 oIYWjUsQcm7NmsPihnP4msyI6zRKbhJf1/1PUi141sua2KM5/RLZtE/2RmRHb8+e+b3ji+ 0ysQUbms7YSOc3Xr/YvdrFrnBA4UDLc= ARC-Authentication-Results: i=1; imf28.hostedemail.com; dkim=pass header.d=chromium.org header.s=google header.b=eIYF9Kax; dmarc=pass (policy=none) header.from=chromium.org; spf=pass (imf28.hostedemail.com: domain of dianders@chromium.org designates 209.85.208.173 as permitted sender) smtp.mailfrom=dianders@chromium.org ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1691158170; a=rsa-sha256; cv=none; b=jIdjazEQKcyqIQHmQE7mHiNpSiqtrfzPS4GkUVRwR/WWWsqC5/Lit/Hr4U0YHqyREKEeYl RvBbZO8idYxswQO4FOg4S0LqpVyGMxfWG7NHybDWsvBjoPWK5srq8o2+rhR8OFWwpTkB0a prZ5AtDZ64Za5prybZIjd2iGhr6KnVQ= Received: by mail-lj1-f173.google.com with SMTP id 38308e7fff4ca-2b9c907bc68so34125221fa.2 for ; Fri, 04 Aug 2023 07:09:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1691158167; x=1691762967; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=rwW5Q2M6AjXWAB+1icBhvQ77itKOd8GQunKGa5u2rS0=; b=eIYF9KaxBr4XTwuEewPtxymxCEEuA5k3rPSqtpTNMqQ/QmCGXH87v2kEgvWrmRPr8U 2KRLTVnn6lYBADANQ0ViOp806Htd4CGdeXUIYEJ3ZbASkp4G+D0qFJNBpYFcXlpXc+1c jyM4W+WxLT37zS87G+FTIr4EvhB7nX11NjCUQ= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1691158167; x=1691762967; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=rwW5Q2M6AjXWAB+1icBhvQ77itKOd8GQunKGa5u2rS0=; b=Hkf9bnAaD8LJ9HVGXrZ3T2JeGVzzCJHqk1t8ZXFc8YqZS6dFk31jvZjiNTzKI7pwZR MxoXN8IamgWtSw86pPIiyBVC8emBByDCNJthIsgNKORcJ08HOE8kLLMHHXNK70VmHhrB mcQHMYH5okutAi/VydMpUdVpPCL8tIFqZ3UsraGNndBV1KVrdwOeuxOvhvRmmUyJogPB e+0ba83VVAkt7vTVbxwx7o45KRNrzWSAsagnbIiKDID160lVew3ONE1P5rtaenB8EX9r XMUGv2SE/59D6WjFrQxNErGqFL6Lz7eumFNbUpayffZOkVcOzUKuV1LLTRXvtvE+l7sf gMnQ== X-Gm-Message-State: AOJu0YxGPJgKajmTWCG+fJT/LHWfmljbVqZ4986Lm0II0wgwPt/OFPxo YboaxmViGG54vlVXSzMdDUCIF4dfB1ZJB5lmUsnmEbwr X-Google-Smtp-Source: AGHT+IHQ2WwlgoCOpr5ZAn98RHSJub1ynXCc/9QRBaJP1u1plqqAjqWJOSR1OjZkcadfiTw/lefVlw== X-Received: by 2002:a2e:8605:0:b0:2b9:7513:3596 with SMTP id a5-20020a2e8605000000b002b975133596mr1708618lji.5.1691158167079; Fri, 04 Aug 2023 07:09:27 -0700 (PDT) Received: from mail-ed1-f45.google.com (mail-ed1-f45.google.com. [209.85.208.45]) by smtp.gmail.com with ESMTPSA id t6-20020a1709060c4600b0099bcb44493fsm1378053ejf.147.2023.08.04.07.09.26 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 04 Aug 2023 07:09:26 -0700 (PDT) Received: by mail-ed1-f45.google.com with SMTP id 4fb4d7f45d1cf-51e24210395so12600a12.0 for ; Fri, 04 Aug 2023 07:09:26 -0700 (PDT) X-Received: by 2002:a50:d610:0:b0:522:41c9:9b9 with SMTP id x16-20020a50d610000000b0052241c909b9mr59434edi.5.1691158166384; Fri, 04 Aug 2023 07:09:26 -0700 (PDT) MIME-Version: 1.0 References: <202308041501.2T8kM1gb-lkp@intel.com> In-Reply-To: <202308041501.2T8kM1gb-lkp@intel.com> From: Doug Anderson Date: Fri, 4 Aug 2023 07:09:14 -0700 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [linux-next:master 6492/7272] kernel/watchdog.c:111:12: warning: 'hardlockup_all_cpu_backtrace_proc_handler' defined but not used To: kernel test robot Cc: oe-kbuild-all@lists.linux.dev, Linux Memory Management List , Andrew Morton Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Rspamd-Queue-Id: D90C0C0032 X-Rspam-User: X-Rspamd-Server: rspam05 X-Stat-Signature: dzea8oqd5meesiba5j8oephywuoryi7q X-HE-Tag: 1691158169-287885 X-HE-Meta: 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 ZFJtorFf rrE3tvJEihQdYcSNOlwfbtcnsSjDCYPA0PgMsIDVwklhkdXi4vNrDhhnfwuqBfJIYn+MDUU8rQEu6xkQoIxTrJYm4NG++CHB28PPrseOWnOIaWxBHMLV7UdKqVxjggYIbhVLQGNkAdiPwViYm4jRPbTnJZiWBNxXxw26Vyz2aGNILiBdD3GmLt7b8eCFonFdmbbPXIfLycuc5ifYmfOF61ga1SYXrtYKokhEt3tuliH5B/7kwTGMaSboPLoWCXsOtqPEIQwFT9ZbkSAg7UBUceMDF5CyBvK9EEjxMjZAYxQ+PGFMi0XrREkaQ7rvDABZ+zP8rkmSf9bIDQ3HFsUTfRqlscNGK3k8JP77wF1wfa2j+2q87omhzZJmlFfs8xflHj22hIAPxCU/i4hMmPyyHqnAQwrYiWm5SOJxzVulkCKc5Hu08NimWIdJDJDJ9CBSRUpvtOxzDvgWOnJ8z5d6Aplk/+HGpfPXOCasER2Bqolp4l9c= 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: Hi, On Fri, Aug 4, 2023 at 12:19=E2=80=AFAM kernel test robot w= rote: > > tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.g= it master > head: bdffb18b5dd8071cd25685b966f380a30b1fadaa > commit: 838b3b76220d5b1bc53e4186d8936c5ec6810bf0 [6492/7272] watchdog/har= dlockup: avoid large stack frames in watchdog_hardlockup_check() > config: x86_64-randconfig-x012-20230731 (https://download.01.org/0day-ci/= archive/20230804/202308041501.2T8kM1gb-lkp@intel.com/config) > compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 > reproduce: (https://download.01.org/0day-ci/archive/20230804/202308041501= .2T8kM1gb-lkp@intel.com/reproduce) > > If you fix the issue in a separate patch/commit (i.e. not just a new vers= ion of > the same patch/commit), kindly add following tags > | Reported-by: kernel test robot > | Closes: https://lore.kernel.org/oe-kbuild-all/202308041501.2T8kM1gb-lkp= @intel.com/ > > All warnings (new ones prefixed by >>): > > >> kernel/watchdog.c:111:12: warning: 'hardlockup_all_cpu_backtrace_proc_= handler' defined but not used [-Wunused-function] > 111 | static int hardlockup_all_cpu_backtrace_proc_handler(struct ct= l_table *table, int write, > | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ > > > vim +/hardlockup_all_cpu_backtrace_proc_handler +111 kernel/watchdog.c > > 110 > > 111 static int hardlockup_all_cpu_backtrace_proc_handler(struct ctl_t= able *table, int write, Leaving breadcrumbs here. The expected plan to fix this is to replace the v2 patch with v4: https://lore.kernel.org/r/20230804065935.v4.2.I501ab68cb926ee33a7c87e063d20= 7abf09b9943c@changeid/ -Doug