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=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, UNPARSEABLE_RELAY,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 CF072C3F2D1 for ; Tue, 3 Mar 2020 21:15:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A7BAC20848 for ; Tue, 3 Mar 2020 21:15:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732240AbgCCVPW (ORCPT ); Tue, 3 Mar 2020 16:15:22 -0500 Received: from out30-56.freemail.mail.aliyun.com ([115.124.30.56]:33068 "EHLO out30-56.freemail.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732075AbgCCVPW (ORCPT ); Tue, 3 Mar 2020 16:15:22 -0500 X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R131e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e01f04446;MF=bo.liu@linux.alibaba.com;NM=1;PH=DS;RN=3;SR=0;TI=SMTPD_---0TraCUot_1583270112; Received: from localhost(mailfrom:bo.liu@linux.alibaba.com fp:SMTPD_---0TraCUot_1583270112) by smtp.aliyun-inc.com(127.0.0.1); Wed, 04 Mar 2020 05:15:20 +0800 From: Liu Bo To: linux-fsdevel@vger.kernel.org Cc: Miklos Szeredi , virtio-fs@redhat.com Subject: [PATCH] fuse: make written data persistent after writing Date: Wed, 4 Mar 2020 05:15:11 +0800 Message-Id: <1583270111-76859-1-git-send-email-bo.liu@linux.alibaba.com> X-Mailer: git-send-email 1.8.3.1 Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org If this is a DSYNC write, make sure we push it to stable storage now that we've written data. Signed-off-by: Liu Bo --- This patch is based on 5.5-rc5. fs/fuse/file.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/fs/fuse/file.c b/fs/fuse/file.c index a63d779eac10..08e3df618d7f 100644 --- a/fs/fuse/file.c +++ b/fs/fuse/file.c @@ -1541,6 +1541,8 @@ static ssize_t fuse_direct_write_iter(struct kiocb *iocb, struct iov_iter *from) if (res > 0) fuse_write_update_size(inode, iocb->ki_pos); inode_unlock(inode); + if (res > 0) + res = generic_write_sync(iocb, res); return res; } -- 1.8.3.1