From patchwork Tue Apr 12 18:36:00 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jens Axboe X-Patchwork-Id: 8814281 Return-Path: X-Original-To: patchwork-linux-block@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 3EE0E9F3D1 for ; Tue, 12 Apr 2016 18:36:39 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 65DC22021F for ; Tue, 12 Apr 2016 18:36:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8ECB6201C8 for ; Tue, 12 Apr 2016 18:36:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934116AbcDLSgh (ORCPT ); Tue, 12 Apr 2016 14:36:37 -0400 Received: from mx0b-00082601.pphosted.com ([67.231.153.30]:65031 "EHLO mx0b-00082601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934058AbcDLSgg (ORCPT ); Tue, 12 Apr 2016 14:36:36 -0400 Received: from pps.filterd (m0001303.ppops.net [127.0.0.1]) by m0001303.ppops.net (8.16.0.11/8.16.0.11) with SMTP id u3CIYLqu005679; Tue, 12 Apr 2016 11:36:33 -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=i06heA0eVyOEbXaJS7p/vYXgXMEdmSAo2xuUrvFlixk=; b=TcMqFkTW2WzRfTBmW/e1AmluTnphTl+V1iVSyo30JZx6osJYZE/RyQF98P/2/g2wKj6f pMLH4njetImAQgzpZRSChv5FDrHrVAM3n/YNhW0I1WpTfHh9Kr7mfnKOAjBBwB5oiI9v wupFSuHJRhYkPgOKp5Jltq4qXQXnhsoSIkw= Received: from mail.thefacebook.com ([199.201.64.23]) by m0001303.ppops.net with ESMTP id 226wda741n-2 (version=TLSv1 cipher=AES128-SHA bits=128 verify=NOT); Tue, 12 Apr 2016 11:36:33 -0700 Received: from localhost.localdomain (192.168.54.13) by mail.thefacebook.com (192.168.16.19) with Microsoft SMTP Server (TLS) id 14.3.248.2; Tue, 12 Apr 2016 11:36:21 -0700 From: Jens Axboe To: CC: , Jens Axboe Subject: [PATCH 05/20] loop: switch to using blk_queue_write_cache() Date: Tue, 12 Apr 2016 12:36:00 -0600 Message-ID: <1460486175-25724-6-git-send-email-axboe@fb.com> X-Mailer: git-send-email 2.8.0.rc4.6.g7e4ba36 In-Reply-To: <1460486175-25724-1-git-send-email-axboe@fb.com> References: <1460486175-25724-1-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=2016-04-12_09:, , signatures=0 Sender: linux-block-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-block@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 Signed-off-by: Jens Axboe --- drivers/block/loop.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/block/loop.c b/drivers/block/loop.c index 423f4ca7d712..7e5e27ac45bb 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -937,7 +937,7 @@ static int loop_set_fd(struct loop_device *lo, fmode_t mode, mapping_set_gfp_mask(mapping, lo->old_gfp_mask & ~(__GFP_IO|__GFP_FS)); if (!(lo_flags & LO_FLAGS_READ_ONLY) && file->f_op->fsync) - blk_queue_flush(lo->lo_queue, REQ_FLUSH); + blk_queue_write_cache(lo->lo_queue, true, false); loop_update_dio(lo); set_capacity(lo->lo_disk, size);