From patchwork Wed Aug 31 17:05:46 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jens Axboe X-Patchwork-Id: 9307595 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 3F18460756 for ; Wed, 31 Aug 2016 17:06:27 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 2C23B28FD6 for ; Wed, 31 Aug 2016 17:06:27 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 1F73828FE8; Wed, 31 Aug 2016 17:06:27 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_HI,T_DKIM_INVALID autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E7A3D28FD6 for ; Wed, 31 Aug 2016 17:06:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1161091AbcHaRGD (ORCPT ); Wed, 31 Aug 2016 13:06:03 -0400 Received: from mx0a-00082601.pphosted.com ([67.231.145.42]:35245 "EHLO mx0a-00082601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1161026AbcHaRF7 (ORCPT ); Wed, 31 Aug 2016 13:05:59 -0400 Received: from pps.filterd (m0044008.ppops.net [127.0.0.1]) by mx0a-00082601.pphosted.com (8.16.0.17/8.16.0.17) with SMTP id u7VH5def006649; Wed, 31 Aug 2016 10:05:58 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=fb.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=facebook; bh=+EVUu0/PAjQ5Tszj3sA9QQbLE7s6ed/ZWWBRwwfaI3o=; b=SHxJYI87ymA+pdCgIIlp7EewOsfmMOuB1eZCwwrxAEpaljdlAhcxHtIYsKwNiaZuVZXO vwfHR6f75G3tyYXC9vOc1gbeLdCXOk8rVoo0AaYH/mOkJX6nbjhNrsXqxU9+36Cu66/Y Qc6UV96nO93LGRsyMwvlHyQovdKxHV4f15k= Received: from mail.thefacebook.com ([199.201.64.23]) by mx0a-00082601.pphosted.com with ESMTP id 2562y2r6fy-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Wed, 31 Aug 2016 10:05:58 -0700 Received: from localhost.localdomain (192.168.54.13) by mail.thefacebook.com (192.168.16.13) with Microsoft SMTP Server (TLS) id 14.3.294.0; Wed, 31 Aug 2016 10:05:55 -0700 From: Jens Axboe To: , , , CC: Jens Axboe Subject: [PATCH 3/8] writeback: use WRITE_BG for kupdate and background writeback Date: Wed, 31 Aug 2016 11:05:46 -0600 Message-ID: <1472663151-18560-4-git-send-email-axboe@fb.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1472663151-18560-1-git-send-email-axboe@fb.com> References: <1472663151-18560-1-git-send-email-axboe@fb.com> MIME-Version: 1.0 X-Originating-IP: [192.168.54.13] X-Proofpoint-Spam-Reason: safe X-FB-Internal: Safe X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2016-08-31_04:, , signatures=0 Sender: linux-block-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP If we're doing background type writes, then use the appropriate write command for that. Signed-off-by: Jens Axboe --- include/linux/writeback.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/include/linux/writeback.h b/include/linux/writeback.h index e1fc25172397..7fb80c78f159 100644 --- a/include/linux/writeback.h +++ b/include/linux/writeback.h @@ -104,6 +104,8 @@ static inline int wbc_to_write_flags(struct writeback_control *wbc) { if (wbc->sync_mode == WB_SYNC_ALL) return WRITE_SYNC; + else if (wbc->for_kupdate || wbc->for_background) + return WRITE_BG; return WRITE; }