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=-9.6 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,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 00DB8C32771 for ; Fri, 24 Jan 2020 09:10:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C78D82071A for ; Fri, 24 Jan 2020 09:10:00 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=shipmail.org header.i=@shipmail.org header.b="llJGNvW9" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730220AbgAXJJ7 (ORCPT ); Fri, 24 Jan 2020 04:09:59 -0500 Received: from pio-pvt-msa1.bahnhof.se ([79.136.2.40]:48756 "EHLO pio-pvt-msa1.bahnhof.se" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730082AbgAXJJ4 (ORCPT ); Fri, 24 Jan 2020 04:09:56 -0500 Received: from localhost (localhost [127.0.0.1]) by pio-pvt-msa1.bahnhof.se (Postfix) with ESMTP id 93D08403C7; Fri, 24 Jan 2020 10:09:54 +0100 (CET) Authentication-Results: pio-pvt-msa1.bahnhof.se; dkim=pass (1024-bit key; unprotected) header.d=shipmail.org header.i=@shipmail.org header.b="llJGNvW9"; dkim-atps=neutral X-Virus-Scanned: Debian amavisd-new at bahnhof.se Received: from pio-pvt-msa1.bahnhof.se ([127.0.0.1]) by localhost (pio-pvt-msa1.bahnhof.se [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id KfY6GgSK1CmV; Fri, 24 Jan 2020 10:09:50 +0100 (CET) Received: from mail1.shipmail.org (h-205-35.A357.priv.bahnhof.se [155.4.205.35]) (Authenticated sender: mb878879) by pio-pvt-msa1.bahnhof.se (Postfix) with ESMTPA id 422334027D; Fri, 24 Jan 2020 10:09:47 +0100 (CET) Received: from localhost.localdomain.localdomain (h-205-35.A357.priv.bahnhof.se [155.4.205.35]) by mail1.shipmail.org (Postfix) with ESMTPSA id A02463603B7; Fri, 24 Jan 2020 10:09:47 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=shipmail.org; s=mail; t=1579856987; bh=gXZ1HnATlh4C5oKBZbl1PMIQBZ4UsJS37vcZ71UuSV0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=llJGNvW9Rj+PvxfN6pjJuRR5sQMU4WZzJshb9Mb4ite3C7ZTxW9rp8PVT4gpmFuV3 qqfJd23hUUJiXKiAxnn6ejD6Grv7Mr17ZdiJma537PMXAW6UsKB0z+qcQtR3KFFRQb +eUCuYAgJJbdWcLo308R+KVjm0YQ3YycpLAW6MDw= From: =?UTF-8?q?Thomas=20Hellstr=C3=B6m=20=28VMware=29?= To: linux-mm@kvack.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Cc: pv-drivers@vmware.com, linux-graphics-maintainer@vmware.com, Thomas Hellstrom , Andrew Morton , Michal Hocko , "Matthew Wilcox (Oracle)" , "Kirill A. Shutemov" , Ralph Campbell , =?UTF-8?q?J=C3=A9r=C3=B4me=20Glisse?= , =?UTF-8?q?Christian=20K=C3=B6nig?= , Dan Williams , Roland Scheidegger Subject: [PATCH 1/9] fs: Constify vma argument to vma_is_dax Date: Fri, 24 Jan 2020 10:09:32 +0100 Message-Id: <20200124090940.26571-2-thomas_os@shipmail.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20200124090940.26571-1-thomas_os@shipmail.org> References: <20200124090940.26571-1-thomas_os@shipmail.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Thomas Hellstrom The vma argument is only dereferenced for reading. Cc: Andrew Morton Cc: Michal Hocko Cc: "Matthew Wilcox (Oracle)" Cc: "Kirill A. Shutemov" Cc: Ralph Campbell Cc: "Jérôme Glisse" Cc: "Christian König" Cc: Dan Williams Signed-off-by: Thomas Hellstrom Reviewed-by: Roland Scheidegger --- include/linux/fs.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/linux/fs.h b/include/linux/fs.h index 98e0349adb52..4f41fdbf402f 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -3367,7 +3367,7 @@ static inline bool io_is_direct(struct file *filp) return (filp->f_flags & O_DIRECT) || IS_DAX(filp->f_mapping->host); } -static inline bool vma_is_dax(struct vm_area_struct *vma) +static inline bool vma_is_dax(const struct vm_area_struct *vma) { return vma->vm_file && IS_DAX(vma->vm_file->f_mapping->host); } -- 2.21.0