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=-8.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED, USER_AGENT_MUTT 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 AEABFC2BC61 for ; Mon, 29 Oct 2018 20:00:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7EE8C20870 for ; Mon, 29 Oct 2018 20:00:25 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7EE8C20870 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729576AbeJ3Eue (ORCPT ); Tue, 30 Oct 2018 00:50:34 -0400 Received: from mx1.redhat.com ([209.132.183.28]:35022 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725781AbeJ3Eue (ORCPT ); Tue, 30 Oct 2018 00:50:34 -0400 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 92776720AD; Mon, 29 Oct 2018 20:00:23 +0000 (UTC) Received: from asgard.redhat.com (ovpn-200-27.brq.redhat.com [10.40.200.27]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 4F9755C69F; Mon, 29 Oct 2018 20:00:21 +0000 (UTC) Date: Mon, 29 Oct 2018 21:00:50 +0100 From: Eugene Syromiatnikov To: linux-kernel@vger.kernel.org Cc: Alexander Viro , Jeff Layton , "J. Bruce Fields" , Greg Kroah-Hartman , Ingo Molnar , Shaohua Li , Jens Axboe , linux-raid@vger.kernel.org, linux-fsdevel@vger.kernel.org Subject: [PATCH v2 1/2] fcntl: fix typo in RWH_WRITE_LIFE_NOT_SET r/w hint Message-ID: <1ecb0e6b12027fb6a96e101a7a1e94171ae35d9b.1540843065.git.esyr@redhat.com> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.23 (2014-03-12) X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.38]); Mon, 29 Oct 2018 20:00:23 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org According to commit message in the original commit c75b1d9421f8 ("fs: add fcntl() interface for setting/getting write life time hints"), as well as userspace library[1] and man page update[2], R/W hint constants are intended to have RWH_* prefix. However, RWF_WRITE_LIFE_NOT_SET retained "RWF_*" prefix used in early versions of the proposed patch set[3]. Rename it and provide the old name as a synonym for the new one for backward compatibility. [1] https://github.com/axboe/fio/commit/bd553af6c849 [2] https://github.com/mkerrisk/man-pages/commit/580082a186fd [3] https://www.mail-archive.com/linux-block@vger.kernel.org/msg09638.html Fixes: c75b1d9421f8 ("fs: add fcntl() interface for setting/getting write life time hints") Signed-off-by: Eugene Syromiatnikov --- fs/fcntl.c | 2 +- include/uapi/linux/fcntl.h | 9 ++++++++- tools/include/uapi/linux/fcntl.h | 9 ++++++++- 3 files changed, 17 insertions(+), 3 deletions(-) diff --git a/fs/fcntl.c b/fs/fcntl.c index 0831851..9f7f57e 100644 --- a/fs/fcntl.c +++ b/fs/fcntl.c @@ -261,7 +261,7 @@ static int f_getowner_uids(struct file *filp, unsigned long arg) static bool rw_hint_valid(enum rw_hint hint) { switch (hint) { - case RWF_WRITE_LIFE_NOT_SET: + case RWH_WRITE_LIFE_NOT_SET: case RWH_WRITE_LIFE_NONE: case RWH_WRITE_LIFE_SHORT: case RWH_WRITE_LIFE_MEDIUM: diff --git a/include/uapi/linux/fcntl.h b/include/uapi/linux/fcntl.h index 6448cdd..e8f878a 100644 --- a/include/uapi/linux/fcntl.h +++ b/include/uapi/linux/fcntl.h @@ -57,7 +57,7 @@ * Valid hint values for F_{GET,SET}_RW_HINT. 0 is "not set", or can be * used to clear any hints previously set. */ -#define RWF_WRITE_LIFE_NOT_SET 0 +#define RWH_WRITE_LIFE_NOT_SET 0 #define RWH_WRITE_LIFE_NONE 1 #define RWH_WRITE_LIFE_SHORT 2 #define RWH_WRITE_LIFE_MEDIUM 3 @@ -65,6 +65,13 @@ #define RWH_WRITE_LIFE_EXTREME 5 /* + * The originally introduced spelling remained from the first + * versions of the patch set that introduced the feature, + * v4.13-rc1~212^2~51. + */ +#define RWF_WRITE_LIFE_NOT_SET RWH_WRITE_LIFE_NOT_SET + +/* * Types of directory notifications that may be requested. */ #define DN_ACCESS 0x00000001 /* File accessed */ diff --git a/tools/include/uapi/linux/fcntl.h b/tools/include/uapi/linux/fcntl.h index 6448cdd..e8f878a 100644 --- a/tools/include/uapi/linux/fcntl.h +++ b/tools/include/uapi/linux/fcntl.h @@ -57,7 +57,7 @@ * Valid hint values for F_{GET,SET}_RW_HINT. 0 is "not set", or can be * used to clear any hints previously set. */ -#define RWF_WRITE_LIFE_NOT_SET 0 +#define RWH_WRITE_LIFE_NOT_SET 0 #define RWH_WRITE_LIFE_NONE 1 #define RWH_WRITE_LIFE_SHORT 2 #define RWH_WRITE_LIFE_MEDIUM 3 @@ -65,6 +65,13 @@ #define RWH_WRITE_LIFE_EXTREME 5 /* + * The originally introduced spelling remained from the first + * versions of the patch set that introduced the feature, + * v4.13-rc1~212^2~51. + */ +#define RWF_WRITE_LIFE_NOT_SET RWH_WRITE_LIFE_NOT_SET + +/* * Types of directory notifications that may be requested. */ #define DN_ACCESS 0x00000001 /* File accessed */ -- 2.1.4