From patchwork Mon Jan 18 11:34:16 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 12027467 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,URIBL_BLOCKED, 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 24476C433E6 for ; Mon, 18 Jan 2021 14:52:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E258422BE9 for ; Mon, 18 Jan 2021 14:51:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2390710AbhARObX (ORCPT ); Mon, 18 Jan 2021 09:31:23 -0500 Received: from mail.kernel.org ([198.145.29.99]:39404 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388615AbhARLoE (ORCPT ); Mon, 18 Jan 2021 06:44:04 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 036412223E; Mon, 18 Jan 2021 11:43:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1610970203; bh=ZfRNyTieOsoVNKe8Y2oI4EMd7ks971g+wnjHRo7dt18=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=LFz1164frJv8sVQS81iD6X+cJ2/nCG9T7f2pfGCe7nTgvcehmiRPaLOXpqWnmKI/E 3ViuIsTAXNvBOrWQINEfl5DcyCt1VWGElV5d3fiAOXe7Cc9blb78mHmQpdaoqruN2m /GdSOHNHAJlwbj6QSSL1W9vJr5zqtS6+8T5VJQE4= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, kernel test robot , Randy Dunlap , Vineet Gupta , linux-snps-arc@lists.infradead.org, Dan Williams , Andrew Morton , Matthew Wilcox , Jan Kara , linux-fsdevel@vger.kernel.org, linux-nvdimm@lists.01.org, Sasha Levin Subject: [PATCH 5.10 081/152] arch/arc: add copy_user_page() to to fix build error on ARC Date: Mon, 18 Jan 2021 12:34:16 +0100 Message-Id: <20210118113356.647896767@linuxfoundation.org> X-Mailer: git-send-email 2.30.0 In-Reply-To: <20210118113352.764293297@linuxfoundation.org> References: <20210118113352.764293297@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org From: Randy Dunlap [ Upstream commit 8a48c0a3360bf2bf4f40c980d0ec216e770e58ee ] fs/dax.c uses copy_user_page() but ARC does not provide that interface, resulting in a build error. Provide copy_user_page() in . ../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] 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 # v1 Cc: Andrew Morton Cc: Matthew Wilcox Cc: Jan Kara Cc: linux-fsdevel@vger.kernel.org Cc: linux-nvdimm@lists.01.org #Reviewed-by: Ira Weiny # v2 Signed-off-by: Vineet Gupta Signed-off-by: Sasha Levin --- arch/arc/include/asm/page.h | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arc/include/asm/page.h b/arch/arc/include/asm/page.h index b0dfed0f12be0..d9c264dc25fcb 100644 --- a/arch/arc/include/asm/page.h +++ b/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;