From patchwork Tue Apr 26 15:55:26 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jens Axboe X-Patchwork-Id: 8940491 Return-Path: X-Original-To: patchwork-linux-fsdevel@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 4C79EBF29F for ; Tue, 26 Apr 2016 15:57:22 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 81040201E4 for ; Tue, 26 Apr 2016 15:57:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7ABE120166 for ; Tue, 26 Apr 2016 15:57:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752424AbcDZP4H (ORCPT ); Tue, 26 Apr 2016 11:56:07 -0400 Received: from mx0a-00082601.pphosted.com ([67.231.145.42]:39231 "EHLO mx0a-00082601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752149AbcDZP4D (ORCPT ); Tue, 26 Apr 2016 11:56:03 -0400 Received: from pps.filterd (m0044012.ppops.net [127.0.0.1]) by mx0a-00082601.pphosted.com (8.16.0.11/8.16.0.11) with SMTP id u3QFsjvU006593; Tue, 26 Apr 2016 08:55:58 -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=kNL1xLHJh/ObV+Z1j05XRU/J53uQTvJHFPtCKjTprOc=; b=QLLh+U7wO+f7MMTjpNqgWO3+HEeyXLGq5EgvcIPxa4ISPufVh8gg/AIgJlfdXbketCmH s0C1J5d+6zouxr7sXHiKN2+QULpyE/L4PSZU2x8XzRfH3RW8CQtAzu41f/6e7FGnUHnZ T5hJaYRiVhplX0hRXboxcUGk+5ZxP0NfL7k= Received: from mail.thefacebook.com ([199.201.64.23]) by mx0a-00082601.pphosted.com with ESMTP id 22j9nvgfn0-13 (version=TLSv1 cipher=AES128-SHA bits=128 verify=NOT); Tue, 26 Apr 2016 08:55:58 -0700 Received: from localhost.localdomain (192.168.54.13) by mail.thefacebook.com (192.168.16.23) with Microsoft SMTP Server (TLS) id 14.3.248.2; Tue, 26 Apr 2016 08:55:39 -0700 From: Jens Axboe To: , , CC: , , , Jens Axboe Subject: [PATCH 3/8] writeback: use WRITE_BG for kupdate and background writeback Date: Tue, 26 Apr 2016 09:55:26 -0600 Message-ID: <1461686131-22999-4-git-send-email-axboe@fb.com> X-Mailer: git-send-email 2.8.0.rc4.6.g7e4ba36 In-Reply-To: <1461686131-22999-1-git-send-email-axboe@fb.com> References: <1461686131-22999-1-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=2016-04-26_08:, , signatures=0 Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org X-Spam-Status: No, score=-7.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_HI,RP_MATCHES_RCVD,T_DKIM_INVALID,UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP If we're doing background type writes, then use the appropriate write command for that. No functional changes in this patch. 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 aa66fa05ff0d..6e4a35acaa3e 100644 --- a/include/linux/writeback.h +++ b/include/linux/writeback.h @@ -104,6 +104,8 @@ static inline int wbc_to_write_cmd(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; }