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=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 40410C433E0 for ; Fri, 1 Jan 2021 04:30:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0321322202 for ; Fri, 1 Jan 2021 04:30:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726422AbhAAEaF (ORCPT ); Thu, 31 Dec 2020 23:30:05 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35034 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726261AbhAAEaF (ORCPT ); Thu, 31 Dec 2020 23:30:05 -0500 Received: from merlin.infradead.org (merlin.infradead.org [IPv6:2001:8b0:10b:1231::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4273AC061573; Thu, 31 Dec 2020 20:29:25 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=merlin.20170209; h=Content-Transfer-Encoding:MIME-Version: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:In-Reply-To:References; bh=03MHVj7uFca2pur9ftrcvmwDErnMJojp89WXgKNO4AA=; b=ulXhILNkO4Vn79Fz0WFS5QtaVf qFVb6mSuOHgqmfqc1tMBC67fYnpVzBFFXg3A4KfH4e8wRzR55lj+uaovFmy4DxEmleKrSjZ2LdGbQ ac7wa5VoRQUnjiBgRnbVQWRzf+hGu+NG1PQyfbh3wrjL5bHHzEEx1Ps0vVzBbjNC1KRlsMaYiEQtE S0WcdNbWWEbIvEBHdnKLZWUqsXVgFNXvgRWbsh7EcrPb1WPDe2yvILSvE3WKeDBEn6e5kpJ/5lbqr eA+tcvY7ADwkPGBS/IS5raxViLjPSg3TI2JwcGA/8KrnyVI8vj0kKe6Ek0zxYU6WWZLOOHKajeUkL 8ZUS163Q==; Received: from [2601:1c0:6280:3f0::2c43] (helo=smtpauth.infradead.org) by merlin.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1kvC41-0006xy-6o; Fri, 01 Jan 2021 04:29:21 +0000 From: Randy Dunlap To: linux-kernel@vger.kernel.org Cc: Randy Dunlap , kernel test robot , Vineet Gupta , linux-snps-arc@lists.infradead.org, Dan Williams , Vineet Gupta , Andrew Morton , Matthew Wilcox , Jan Kara , linux-fsdevel@vger.kernel.org, linux-nvdimm@lists.01.org Subject: [PATCH v2] fs/dax: include to fix build error on ARC Date: Thu, 31 Dec 2020 20:29:14 -0800 Message-Id: <20210101042914.5313-1-rdunlap@infradead.org> X-Mailer: git-send-email 2.26.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org fs/dax.c uses copy_user_page() but ARC does not provide that interface, resulting in a build error. Provide copy_user_page() in (beside copy_page()) and add to fs/dax.c to fix the build error. ../fs/dax.c: In function 'copy_cow_page_dax': ../fs/dax.c:702:2: error: implicit declaration of function 'copy_user_page'; did you mean 'copy_to_user_page'? [-Werror=implicit-function-declaration] Fixes: cccbce671582 ("filesystem-dax: convert to dax_direct_access()") Reported-by: kernel test robot Signed-off-by: Randy Dunlap Cc: Vineet Gupta Cc: linux-snps-arc@lists.infradead.org Cc: Dan Williams Acked-by: Vineet Gupta Cc: Andrew Morton Cc: Matthew Wilcox Cc: Jan Kara Cc: linux-fsdevel@vger.kernel.org Cc: linux-nvdimm@lists.01.org --- v2: rebase, add more Cc: arch/arc/include/asm/page.h | 1 + fs/dax.c | 1 + 2 files changed, 2 insertions(+) --- lnx-511-rc1.orig/fs/dax.c +++ lnx-511-rc1/fs/dax.c @@ -25,6 +25,7 @@ #include #include #include +#include #include #define CREATE_TRACE_POINTS --- lnx-511-rc1.orig/arch/arc/include/asm/page.h +++ lnx-511-rc1/arch/arc/include/asm/page.h @@ -10,6 +10,7 @@ #ifndef __ASSEMBLY__ #define clear_page(paddr) memset((paddr), 0, PAGE_SIZE) +#define copy_user_page(to, from, vaddr, pg) copy_page(to, from) #define copy_page(to, from) memcpy((to), (from), PAGE_SIZE) struct vm_area_struct;