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 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 44787CCA480 for ; Fri, 1 Jul 2022 04:39:24 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id A05056B0071; Fri, 1 Jul 2022 00:39:23 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 9B4256B0073; Fri, 1 Jul 2022 00:39:23 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 8C8E46B0074; Fri, 1 Jul 2022 00:39:23 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0012.hostedemail.com [216.40.44.12]) by kanga.kvack.org (Postfix) with ESMTP id 795696B0071 for ; Fri, 1 Jul 2022 00:39:23 -0400 (EDT) Received: from smtpin28.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay08.hostedemail.com (Postfix) with ESMTP id 4D81620649 for ; Fri, 1 Jul 2022 04:39:23 +0000 (UTC) X-FDA: 79637277006.28.5D63C7F Received: from zeniv.linux.org.uk (zeniv.linux.org.uk [62.89.141.173]) by imf17.hostedemail.com (Postfix) with ESMTP id CF72340039 for ; Fri, 1 Jul 2022 04:39:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=linux.org.uk; s=zeniv-20220401; h=Sender:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=cq3htZEYFFtvd/u6WrlIkpab3k8hY7kkRHjqsyHHRwE=; b=F+6XPA3sXvJ6qA3XYsUoG5XpNm BnfDYsGkWnlDAWIfyOf+7tYZAoN5vRvPgpWChAGNnAm+m9IELpO0WqAdpu0NugGe18NZkD7RZyxrh /G4eM3oZJ8mOiAUOuEJaDsc9mf6TZ2R/Z8+t9vnv+kTEZCXiKrxFl96M7+167qk6gqyv9QN1GFtNz co30vlwoW5Oilr5odA3whFFJyEdnwGsfSvSwrZ9FzTuaYMI8TRw8V00xvu2ugcPqjCRGnfW728PDQ HCLRlTZCX499t+H+tGJsrfZh2b4rVL4x5J5aQtGZlQj8hNPVm+NtRYWMZOoJ4jo8QNY7ldfR9zTl1 4LgupzVA==; Received: from viro by zeniv.linux.org.uk with local (Exim 4.95 #2 (Red Hat Linux)) id 1o78R0-006npC-26; Fri, 01 Jul 2022 04:39:14 +0000 Date: Fri, 1 Jul 2022 05:39:14 +0100 From: Al Viro To: Stefan Roesch Cc: io-uring@vger.kernel.org, kernel-team@fb.com, linux-mm@kvack.org, linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, david@fromorbit.com, jack@suse.cz, hch@infradead.org, axboe@kernel.dk, Christoph Hellwig Subject: Re: [PATCH v7 15/15] xfs: Add async buffered write support Message-ID: References: <20220601210141.3773402-1-shr@fb.com> <20220601210141.3773402-16-shr@fb.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220601210141.3773402-16-shr@fb.com> ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1656650363; a=rsa-sha256; cv=none; b=iN6MiEzHvl10jMsQVBnGuHD8D/TuE8djVR/3jyNQZP4kq7vZSch/1rbvuzxJR7FLTMTU2T Xwekodv+mkFryxyCEdVlg+XhMrLJv1fwn4tQQa81/unWZRnXZJGc3tYEjrSI2k0pf1yV+n t/A7rpFGc20qG6X5M91PgL8g+bQY9JY= ARC-Authentication-Results: i=1; imf17.hostedemail.com; dkim=pass header.d=linux.org.uk header.s=zeniv-20220401 header.b=F+6XPA3s; dmarc=pass (policy=none) header.from=zeniv.linux.org.uk; spf=none (imf17.hostedemail.com: domain of viro@ftp.linux.org.uk has no SPF policy when checking 62.89.141.173) smtp.mailfrom=viro@ftp.linux.org.uk ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1656650363; h=from:from:sender:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=cq3htZEYFFtvd/u6WrlIkpab3k8hY7kkRHjqsyHHRwE=; b=ohPYYwmwl3OAJAwmHahFP+Lo6T5E0aeECfSoAYMB8Tb6O2rDCOcLYzqr9Y1XEIrJw8EUj7 JuHPx4ygQQ/iOAgrdl00Vl2ZhODGMzFY25daMfF9MZCwlCVWCpDgfrh68TtqtyjAeirsyy dRXRNFS5BgZxACT9wCNezODmNS2DxJc= Authentication-Results: imf17.hostedemail.com; dkim=pass header.d=linux.org.uk header.s=zeniv-20220401 header.b=F+6XPA3s; dmarc=pass (policy=none) header.from=zeniv.linux.org.uk; spf=none (imf17.hostedemail.com: domain of viro@ftp.linux.org.uk has no SPF policy when checking 62.89.141.173) smtp.mailfrom=viro@ftp.linux.org.uk X-Rspamd-Server: rspam10 X-Rspamd-Queue-Id: CF72340039 X-Stat-Signature: aexrqnkq9dhnncmyk98egaz4633w45pm X-Rspam-User: X-HE-Tag: 1656650362-515502 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000065, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Wed, Jun 01, 2022 at 02:01:41PM -0700, Stefan Roesch wrote: > This adds the async buffered write support to XFS. For async buffered > write requests, the request will return -EAGAIN if the ilock cannot be > obtained immediately. breaks generic/471...