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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 72A67C3F2CD for ; Mon, 2 Mar 2020 19:16:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 51F3920842 for ; Mon, 2 Mar 2020 19:16:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727388AbgCBTQU (ORCPT ); Mon, 2 Mar 2020 14:16:20 -0500 Received: from outgoing-auth-1.mit.edu ([18.9.28.11]:59943 "EHLO outgoing.mit.edu" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726451AbgCBTQT (ORCPT ); Mon, 2 Mar 2020 14:16:19 -0500 Received: from callcc.thunk.org (guestnat-104-133-0-105.corp.google.com [104.133.0.105] (may be forged)) (authenticated bits=0) (User authenticated as tytso@ATHENA.MIT.EDU) by outgoing.mit.edu (8.14.7/8.12.4) with ESMTP id 022JG4Yi020662 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 2 Mar 2020 14:16:05 -0500 Received: by callcc.thunk.org (Postfix, from userid 15806) id 509FC42045B; Mon, 2 Mar 2020 14:16:04 -0500 (EST) Date: Mon, 2 Mar 2020 14:16:04 -0500 From: "Theodore Y. Ts'o" To: Xiaoguang Wang Cc: linux-ext4@vger.kernel.org, jack@suse.cz, joseph qi Subject: Re: [PATCH] ext4: start to support iopoll method Message-ID: <20200302191604.GD6826@mit.edu> References: <20200207120758.2411-1-xiaoguang.wang@linux.alibaba.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: linux-ext4-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-ext4@vger.kernel.org On Mon, Mar 02, 2020 at 05:17:09PM +0800, Xiaoguang Wang wrote: > hi, > > Ted, could you please consider applying this patch? Iouring polling > tests in ext4 needs this patch, Jan Kara has nicely reviewed this patch, thanks. Yeah, I had been waiting to make sure the fix: "io_uring: fix poll_list race for SETUP_IOPOLL|SETUP_SQPOLL" was going to land. Am I correct that the bug fixed in the above fix isn't going to impact xfstests (since it looks like there are no fio runs with the io_uring engine at the moment)? - Ted