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=-9.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 1FCD2C06510 for ; Tue, 2 Jul 2019 13:02:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D7983208C4 for ; Tue, 2 Jul 2019 13:02:08 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="pw4CVxvB" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726930AbfGBNCH (ORCPT ); Tue, 2 Jul 2019 09:02:07 -0400 Received: from mail-pl1-f195.google.com ([209.85.214.195]:46476 "EHLO mail-pl1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725922AbfGBNCH (ORCPT ); Tue, 2 Jul 2019 09:02:07 -0400 Received: by mail-pl1-f195.google.com with SMTP id e5so334868pls.13 for ; Tue, 02 Jul 2019 06:02:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:from:to:cc:subject:date:message-id; bh=khyDU3y3brXaa9hnvY2oQK5kO8QsNPfjkHRRye2R9w0=; b=pw4CVxvBDMiI9DQXD67VcLNExsOKGO6Zdy5ZP+qlcS8miUB1MOr0/i+v96aAF6xyFM CmT33pBdJkWArwAqk/lsrdmlxAgq9gjOm3ExOQRf3ezYc4KwEC75XoeC3uZL9uMEzzFK sw4fO/94cXLyEkjHpEBHeDH9tuW4eSzm567+gvBGpnzwTUlEXuAjjnh48qq/00SgIozW 9P8TLdZgqvNMB9VodK6G0wU0A0n15/BCL3jEqCgyOD/QmI5xUfPdwA4G4evZQC+pfFxH kBX1ye9eVireEvfCwY7gTyNgH94dU2KrCFoXlxQJeePUOaUkFp5fWhyXz6mIUxtB+bkn rUVA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id; bh=khyDU3y3brXaa9hnvY2oQK5kO8QsNPfjkHRRye2R9w0=; b=Gq7E3JlgcS06mfKXpmDBNtaXZek6tu8OIiNp5rb72NzfbIFvKRqf1fZ4ANXgytRbfL S809ftiVSDQB7qQmK7q8zMf+FjDHFUXLdNI1iPYpEBXuIsknMefUzZnAnRZoFOL+6oSN gJWnhOu0dmCS0Wmn9fzk29972P2jkeOnyJ26qO/j8lTusqCrpimB0r5c8nDJmah0Swp2 Itg9SgZ4m1/RunnfL3x0I0Ey/dlf6dq84gx5WS9AoLfuBR7mB+YdyEQoTYIF/2tVcxYl DXIV09WmdT1e6OzZQyED29X7U2gMiAgeXdXz3GYZmsCNjPigpQ3Hn2D3V5cK/VbY1aE2 j5/Q== X-Gm-Message-State: APjAAAX5d9IPcWetvTW0DMLyE43caVMA4+y5mi/YWVOoxIXzmzKzKfkm S69DjgZDS7gEKVJFJhZHKrZ+gfeH X-Google-Smtp-Source: APXvYqzB1pF/qUqyAlCHdAxDN/p/CNLQWGgTzgY98AvJhwovS+uWV6NhSEOB0TQnHROUBBMuc/ZzeA== X-Received: by 2002:a17:902:2868:: with SMTP id e95mr32933747plb.319.1562072526735; Tue, 02 Jul 2019 06:02:06 -0700 (PDT) Received: from localhost ([2600:1700:e321:62f0:329c:23ff:fee3:9d7c]) by smtp.gmail.com with ESMTPSA id z22sm10855267pgu.28.2019.07.02.06.02.05 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 02 Jul 2019 06:02:05 -0700 (PDT) From: Guenter Roeck To: Andrew Morton Cc: linux-mm@kvack.org, Stephen Rothwell , Robin Murphy , linux-kernel@vger.kernel.org, Guenter Roeck Subject: [PATCH -next] mm: Mark undo_dev_pagemap as __maybe_unused Date: Tue, 2 Jul 2019 06:02:03 -0700 Message-Id: <1562072523-22311-1-git-send-email-linux@roeck-us.net> X-Mailer: git-send-email 2.7.4 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Several mips builds generate the following build warning. mm/gup.c:1788:13: warning: 'undo_dev_pagemap' defined but not used The function is declared unconditionally but only called from behind various ifdefs. Mark it __maybe_unused. Signed-off-by: Guenter Roeck --- mm/gup.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/mm/gup.c b/mm/gup.c index 7dde2e3a1963..95a373bd8f21 100644 --- a/mm/gup.c +++ b/mm/gup.c @@ -1785,7 +1785,8 @@ static inline pte_t gup_get_pte(pte_t *ptep) } #endif /* CONFIG_GUP_GET_PTE_LOW_HIGH */ -static void undo_dev_pagemap(int *nr, int nr_start, struct page **pages) +static void __maybe_unused undo_dev_pagemap(int *nr, int nr_start, + struct page **pages) { while ((*nr) - nr_start) { struct page *page = pages[--(*nr)]; -- 2.7.4