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 B6A15CD1297 for ; Thu, 11 Apr 2024 04:36:17 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 0C6996B0083; Thu, 11 Apr 2024 00:36:17 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 076E46B0085; Thu, 11 Apr 2024 00:36:17 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id E80486B0087; Thu, 11 Apr 2024 00:36:16 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0011.hostedemail.com [216.40.44.11]) by kanga.kvack.org (Postfix) with ESMTP id CB3656B0083 for ; Thu, 11 Apr 2024 00:36:16 -0400 (EDT) Received: from smtpin06.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay05.hostedemail.com (Postfix) with ESMTP id 5C55A409FC for ; Thu, 11 Apr 2024 04:36:16 +0000 (UTC) X-FDA: 81995989152.06.752D9B9 Received: from mail-vk1-f182.google.com (mail-vk1-f182.google.com [209.85.221.182]) by imf17.hostedemail.com (Postfix) with ESMTP id 8831C40009 for ; Thu, 11 Apr 2024 04:36:14 +0000 (UTC) Authentication-Results: imf17.hostedemail.com; dkim=pass header.d=gmail.com header.s=20230601 header.b=IyKMIR75; spf=pass (imf17.hostedemail.com: domain of 21cnbao@gmail.com designates 209.85.221.182 as permitted sender) smtp.mailfrom=21cnbao@gmail.com; dmarc=pass (policy=none) header.from=gmail.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1712810174; 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=Le7Y4BNvSiXzkm5ieez1VGt+rIBFDmuOI1Z1lq3tsx8=; b=7PUibO8s0NgGY/2Z7lhapTX7FTNQHobH2QtsJrtD5YedfEoR3AroxLX9PmwVWfghT83/Hm DHLCBRm8pZOZpe8NR94ng7rVZn9lCVs5tcWL/+PNHo2Cv2b55+zNy+bxn6eoDAO0/oz3ou QqtL42Z5KFLhGhCMQy0qbAYo10vvw6Y= ARC-Authentication-Results: i=1; imf17.hostedemail.com; dkim=pass header.d=gmail.com header.s=20230601 header.b=IyKMIR75; spf=pass (imf17.hostedemail.com: domain of 21cnbao@gmail.com designates 209.85.221.182 as permitted sender) smtp.mailfrom=21cnbao@gmail.com; dmarc=pass (policy=none) header.from=gmail.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1712810174; a=rsa-sha256; cv=none; b=pWDEkmdyBgTSo+XWbkYb/ZkNJWn/Q6BNIoiaZyAcwQ8Yx1x1OBC5xsLcJHKvkgrjm/E+6O fFtWCAKfNfCwnSjMhbr0yoVa/i8Ng6wfhzqv8pZR6TxAMvO6JF11NqLLafoyDX88EFHXE+ DWQUWgF8+U0N8zUpuf88K1iikTkr9kA= Received: by mail-vk1-f182.google.com with SMTP id 71dfb90a1353d-4dabc6f141bso1643351e0c.2 for ; Wed, 10 Apr 2024 21:36:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1712810173; x=1713414973; darn=kvack.org; 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=Le7Y4BNvSiXzkm5ieez1VGt+rIBFDmuOI1Z1lq3tsx8=; b=IyKMIR755ECUoMo9Lb4JjDYcPTMLzaYVBKK1Q8ZjjA3DBhEONbKrVBnyk4Yh2E6YUD WGT8LIGkigT/5f0euD0zYG721YpxInNETsLN7zgO8nYgyjWCSQhRkliVyxAq3h1YlRFJ CkeGm0vHkmqnnjhFhgbvO8l5hmBRZQubN8FtMGBivUH1z+WMlSzO81yBoUD8BpoqIsMS aVbeGDrIb54f1SsoKWsg/2qTWW1AN3aECK17pPn7ZeX8NujLDZ8YYra4cVK2mxJfC+bV q3kv+RvflY5tptYU9H8+ArxRKxuDJcdsJXwW1ckZNYKPuH+s3SR2zDOEFXcyTwQnBD5o FoCQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1712810173; x=1713414973; 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=Le7Y4BNvSiXzkm5ieez1VGt+rIBFDmuOI1Z1lq3tsx8=; b=P8gvsoSGFXZpQPKN6ekkyFfSHEFlpZn06BUjNdnYe4gCRVMNCv6wbjew4hShV9OqEC eu90XI0itWDxhCXmX4I5n5zTR4e0f+SaDAy8b4Dk8Ainf0Eity7TElxFsWGlRJ7aG60m VPWzfaAQrSSFKT5GTalw6/Vrl63ryTt49hqjGJySO2P2Iz/SrXW9nPC/ZIvR+EG9LP5u DgxWELPLiYLQLaMCNdPKXk+kRS6odkvyK+gJoo2Gd3G0GwSuuLbwD/nP6AS1C3y4pjfS q7HSuT1kKV2LiiBCnuxbMxI9suV6a/54Yq/K+IEkVt2ML6XCFu02bfErpsRvjHQSN6tb wLjw== X-Forwarded-Encrypted: i=1; AJvYcCUiLtcMbvx38i5M5+07+39KNkxF6fuEu2DHs23bjB/EAZaVXSpv5HIU4faVCq22NyYm8wYcpnvdRMj4tBcaY3snlGc= X-Gm-Message-State: AOJu0YyeCnqYpGqhaaGv9JaJ0Xh0mOBGeLRMd+ixuebILVQhzMbT83DB S9ChbIdkfgrLZBBg3m8wIueP+msLRjZpG5BzeRL5hh2HZDl2TjjXw6/m8vGBrlQoEbZ/BDF/EgO wIUaq9n0RHvAPJZGdPd1zHFtMHp4= X-Google-Smtp-Source: AGHT+IGRPvfH9plkp5Z/5FyHXCz/cq958bVxU8UQ5KKJyGBuCdLEKaRC75gExVnl1qd1KQHIpPtq9bc3S+aHw/hxCFU= X-Received: by 2002:a05:6122:8cb:b0:4d8:7222:b6da with SMTP id 11-20020a05612208cb00b004d87222b6damr5423328vkg.6.1712810172105; Wed, 10 Apr 2024 21:36:12 -0700 (PDT) MIME-Version: 1.0 References: <202404111223.DDjEQDHj-lkp@intel.com> In-Reply-To: <202404111223.DDjEQDHj-lkp@intel.com> From: Barry Song <21cnbao@gmail.com> Date: Thu, 11 Apr 2024 16:36:00 +1200 Message-ID: Subject: Re: [akpm-mm:mm-unstable 360/372] include/linux/swap.h:565:6: warning: no previous prototype for function 'swap_free_nr' To: kernel test robot Cc: Chuanhua Han , llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, Andrew Morton , Linux Memory Management List , Barry Song Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Rspamd-Queue-Id: 8831C40009 X-Rspam-User: X-Stat-Signature: psq79bi6xp4tk41p7sqxci63gectjh33 X-Rspamd-Server: rspam01 X-HE-Tag: 1712810174-119198 X-HE-Meta: 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 KKpINYqM zrN+8XJGmyVswlXWEsH/j4dkQyO5CsKOa4+wMacmYk5gpn9xRb46jv5ekRT9GFQW3F5argpgDyp6AXK+MmcCpznGN2Nk47x88BQVbOAoZXjI2XWLPWzbyAGuaQ9w2twtpeXvpxTaQ7nGSK6et5xoStvBjhRkMpT2UibPQ0QDN3mM9ksz55pnINBGyxnjEVh4yDrJ4RMrMBQw198eygdSQ6keRhmQRvnwEKLOdIvnTgyXC+wzAN+GEZOUmVSlYRwt1j9QmRpR/p07dPfBL4wWVpuIBjPl6IC2wcn/2aaEaX4KkIiGYgt9/6UG598ac2AkeFA3BufstCjn6as2XTGrKfc+KhcDNBZsAXHZDwwH8OQZx6EESi2AWJJz+67dHyX5zXEH9yE5MmU7aasy115Mzi3EVKWuDE6gB0K5mv4/lu+Puc3UBg5cIL8nWVNNdRMe3PYMAFBoArQM6yHD6yhO7j0f0ZcGT/o8uyvj+nPk79w0Eo+lyIPQRmA0Nt8HjmYAsDtCCtBeWzJG6FKNt7QzPW9FmiyYK8aUOFqvbxAScv4jfSlZiFQv1Yg1HVw== 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: List-Subscribe: List-Unsubscribe: On Thu, Apr 11, 2024 at 4:27=E2=80=AFPM kernel test robot w= rote: > > tree: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-un= stable > head: de14d5f2a9ff2df737a01575ee95bc5a35f5853d > commit: ca23b4d4cae5d32a9d22fb3c39550dcf43df83f9 [360/372] mm: swap: intr= oduce swap_free_nr() for batched swap_free() > config: x86_64-allnoconfig (https://download.01.org/0day-ci/archive/20240= 411/202404111223.DDjEQDHj-lkp@intel.com/config) > compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009= 708b4367171ccdbf4b5905cb6a803753fe18) > reproduce (this is a W=3D1 build): (https://download.01.org/0day-ci/archi= ve/20240411/202404111223.DDjEQDHj-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/202404111223.DDjEQDHj-lkp= @intel.com/ > > All warnings (new ones prefixed by >>): > > In file included from arch/x86/kernel/asm-offsets.c:14: > In file included from include/linux/suspend.h:5: > >> include/linux/swap.h:565:6: warning: no previous prototype for functio= n 'swap_free_nr' [-Wmissing-prototypes] > 565 | void swap_free_nr(swp_entry_t entry, int nr_pages) > | ^ > include/linux/swap.h:565:1: note: declare 'static' if the function is = not intended to be used outside of this translation unit > 565 | void swap_free_nr(swp_entry_t entry, int nr_pages) > | ^ > | static > 1 warning generated. > -- > In file included from arch/x86/kernel/reboot.c:33: > In file included from arch/x86/include/asm/efi.h:7: > In file included from arch/x86/include/asm/tlb.h:8: > In file included from include/asm-generic/tlb.h:15: > >> include/linux/swap.h:565:6: warning: no previous prototype for functio= n 'swap_free_nr' [-Wmissing-prototypes] > 565 | void swap_free_nr(swp_entry_t entry, int nr_pages) > | ^ > include/linux/swap.h:565:1: note: declare 'static' if the function is = not intended to be used outside of this translation unit > 565 | void swap_free_nr(swp_entry_t entry, int nr_pages) > | ^ > | static > arch/x86/kernel/reboot.c:972:20: warning: unused function 'nmi_shootdo= wn_cpus_on_restart' [-Wunused-function] > 972 | static inline void nmi_shootdown_cpus_on_restart(void) { } > | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ > 2 warnings generated. > -- > In file included from arch/x86/kernel/asm-offsets.c:14: > In file included from include/linux/suspend.h:5: > >> include/linux/swap.h:565:6: warning: no previous prototype for functio= n 'swap_free_nr' [-Wmissing-prototypes] > 565 | void swap_free_nr(swp_entry_t entry, int nr_pages) > | ^ > include/linux/swap.h:565:1: note: declare 'static' if the function is = not intended to be used outside of this translation unit > 565 | void swap_free_nr(swp_entry_t entry, int nr_pages) > | ^ > | static > 1 warning generated. > > > vim +/swap_free_nr +565 include/linux/swap.h > > 564 > > 565 void swap_free_nr(swp_entry_t entry, int nr_pages) > 566 { > 567 } > 568 Hi, thank you! SeongJae reported this and fixed it with a patch here: https://lore.kernel.org/linux-mm/20240410233759.274907-1-sj@kernel.org/ Can you please test it? > > -- > 0-DAY CI Kernel Test Service > https://github.com/intel/lkp-tests/wiki >