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Wed, 12 Apr 2023 13:41:41 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 50.222.100.11) smtp.mailfrom=ddn.com; dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=ddn.com; Received-SPF: Pass (protection.outlook.com: domain of ddn.com designates 50.222.100.11 as permitted sender) receiver=protection.outlook.com; client-ip=50.222.100.11; helo=uww-mx01.datadirectnet.com; pr=C Received: from uww-mx01.datadirectnet.com (50.222.100.11) by DM6NAM04FT062.mail.protection.outlook.com (10.13.158.72) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6298.31 via Frontend Transport; Wed, 12 Apr 2023 13:41:41 +0000 Received: from localhost (unknown [10.68.0.8]) by uww-mx01.datadirectnet.com (Postfix) with ESMTP id 4C8B920C687A; Wed, 12 Apr 2023 07:42:49 -0600 (MDT) From: Bernd Schubert To: axboe@kernel.dk Cc: io-uring@vger.kernel.org, linux-ext4@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-xfs@vger.kernel.org, dsingh@ddn.com, bschubert@ddn.com Subject: [PATCH 1/2] fs: add FMODE_DIO_PARALLEL_WRITE flag Date: Wed, 12 Apr 2023 15:40:57 +0200 Message-Id: <20230412134057.381941-1-bschubert@ddn.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230307172015.54911-2-axboe@kernel.dk> References: <20230307172015.54911-2-axboe@kernel.dk> MIME-Version: 1.0 X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DM6NAM04FT062:EE_|SN7PR19MB6879:EE_ X-MS-Office365-Filtering-Correlation-Id: f40167ea-4c4d-43fa-c74e-08db3b5ba633 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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X-OriginatorOrg: ddn.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 12 Apr 2023 13:41:41.8749 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: f40167ea-4c4d-43fa-c74e-08db3b5ba633 X-MS-Exchange-CrossTenant-Id: 753b6e26-6fd3-43e6-8248-3f1735d59bb4 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=753b6e26-6fd3-43e6-8248-3f1735d59bb4;Ip=[50.222.100.11];Helo=[uww-mx01.datadirectnet.com] X-MS-Exchange-CrossTenant-AuthSource: DM6NAM04FT062.eop-NAM04.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SN7PR19MB6879 Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org Miklos, Jens, could we please also set this flag for fuse? Thanks, Bernd fuse: Set FMODE_DIO_PARALLEL_WRITE flag From: Bernd Schubert Fuse can also do parallel DIO writes, if userspace has enabled it. Signed-off-by: Bernd Schubert --- fs/fuse/file.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/fs/fuse/file.c b/fs/fuse/file.c index 875314ee6f59..46e7f1196fd1 100644 --- a/fs/fuse/file.c +++ b/fs/fuse/file.c @@ -215,6 +215,9 @@ void fuse_finish_open(struct inode *inode, struct file *file) } if ((file->f_mode & FMODE_WRITE) && fc->writeback_cache) fuse_link_write_file(file); + + if (ff->open_flags & FOPEN_PARALLEL_DIRECT_WRITES) + file->f_mode |= FMODE_DIO_PARALLEL_WRITE; } int fuse_open_common(struct inode *inode, struct file *file, bool isdir)